[Tarantool-patches] [PATCH v5 4/5] sql: remove control pragmas
Mergen Imeev
imeevma at tarantool.org
Sun Dec 29 16:23:09 MSK 2019
On Sun, Dec 29, 2019 at 03:59:46PM +0300, Mergen Imeev wrote:
> On Sun, Dec 29, 2019 at 03:44:48PM +0300, Mergen Imeev wrote:
> > Hi! Thank you very much for review and fixes! I applied
> > your diff. New patch below.
> >
> > Also, I removed new line from patch 'sql: remove PRAGMA
> > "short_column_names"':
> > diff --git a/src/box/sql/select.c b/src/box/sql/select.c
> > index 473ee11..5e3d66f 100644
> > --- a/src/box/sql/select.c
> > +++ b/src/box/sql/select.c
> > @@ -1824,7 +1824,6 @@ generate_column_metadata(struct Parse *pParse, struct SrcList *pTabList,
> > assert(iCol >= 0 && iCol < (int)space_def->field_count);
> > zCol = space_def->fields[iCol].name;
> > const char *name = NULL;
> > -
> > if (pEList->a[i].zName != NULL) {
> > name = pEList->a[i].zName;
> > } else {
> >
> >
> Also i fixed this:
>
> diff --git a/src/box/sql/select.c b/src/box/sql/select.c
> index 5e3d66f..15f1850 100644
> --- a/src/box/sql/select.c
> +++ b/src/box/sql/select.c
> @@ -1827,7 +1827,7 @@ generate_column_metadata(struct Parse *pParse, struct SrcList *pTabList,
> if (pEList->a[i].zName != NULL) {
> name = pEList->a[i].zName;
> } else {
> - if (pParse->sql_flags & SQL_FullColNames) {
> + if (pParse->sql_flags & SQL_FullColNames != 0) {
> name = tt_sprintf("%s.%s",
> space_def->name,
> zCol);
>
>
Sorry, here is actual diff:
diff --git a/src/box/sql/select.c b/src/box/sql/select.c
index 15f1850..cbdb5f3 100644
--- a/src/box/sql/select.c
+++ b/src/box/sql/select.c
@@ -1827,7 +1827,8 @@ generate_column_metadata(struct Parse *pParse, struct SrcList *pTabList,
if (pEList->a[i].zName != NULL) {
name = pEList->a[i].zName;
} else {
- if (pParse->sql_flags & SQL_FullColNames) {
+ int flags = pParse->sql_flags;
+ if ((flags & SQL_FullColNames) != 0) {
name = tt_sprintf("%s.%s",
space_def->name,
zCol);
> > On Fri, Dec 27, 2019 at 06:26:39PM +0300, Vladislav Shpilevoy wrote:
> > > Hi! Thanks for the patch!
> > >
> > > I've pushed my review fixes on top of this commit. See it below
> > > and on the branch. If you agree, then squash. Otherwise lets
> > > discuss.
> > >
> > > ================================================================================
> > >
> > > commit 66b927c57c84b49ef2244efb49c0986928fb8e2b
> > > Author: Vladislav Shpilevoy <v.shpilevoy at tarantool.org>
> > > Date: Fri Dec 27 17:32:35 2019 +0300
> > >
> > > Review fixes 4/5
> > >
> > > diff --git a/src/box/sql/sqlInt.h b/src/box/sql/sqlInt.h
> > > index d859d6380..f4d6e52cd 100644
> > > --- a/src/box/sql/sqlInt.h
> > > +++ b/src/box/sql/sqlInt.h
> > > @@ -3771,7 +3771,6 @@ sql_space_def_check_format(const struct space_def *space_def);
> > > void sqlDetach(Parse *, Expr *);
> > > int sqlAtoF(const char *z, double *, int);
> > > int sqlGetInt32(const char *, int *);
> > > -int sqlAtoi(const char *);
> > >
> > > /**
> > > * Return number of symbols in the given string.
> > > @@ -3959,8 +3958,6 @@ int
> > > sql_rem_int(int64_t lhs, bool is_lhs_neg, int64_t rhs, bool is_rhs_neg,
> > > int64_t *res, bool *is_res_neg);
> > >
> > > -u8 sqlGetBoolean(const char *z, u8);
> > > -
> > > const void *sqlValueText(sql_value *);
> > > int sqlValueBytes(sql_value *);
> > > void sqlValueSetStr(sql_value *, int, const void *,
> > > diff --git a/src/box/sql/util.c b/src/box/sql/util.c
> > > index 0e115accf..f908e9ced 100644
> > > --- a/src/box/sql/util.c
> > > +++ b/src/box/sql/util.c
> > > @@ -495,8 +495,6 @@ sql_atoi64(const char *z, int64_t *val, bool *is_neg, int length)
> > > * This routine accepts both decimal and hexadecimal notation for integers.
> > > *
> > > * Any non-numeric characters that following zNum are ignored.
> > > - * This is different from sqlAtoi64() which requires the
> > > - * input number to be zero-terminated.
> > > */
> > > int
> > > sqlGetInt32(const char *zNum, int *pValue)
> > > @@ -553,19 +551,6 @@ sqlGetInt32(const char *zNum, int *pValue)
> > > return 1;
> > > }
> > >
> > > -/*
> > > - * Return a 32-bit integer value extracted from a string. If the
> > > - * string is not an integer, just return 0.
> > > - */
> > > -int
> > > -sqlAtoi(const char *z)
> > > -{
> > > - int x = 0;
> > > - if (z)
> > > - sqlGetInt32(z, &x);
> > > - return x;
> > > -}
> > > -
> > > /*
> > > * The variable-length integer encoding is as follows:
> > > *
> > > diff --git a/src/box/sql/vdbe.c b/src/box/sql/vdbe.c
> > > index 8e12c37a0..c5c0a9790 100644
> > > --- a/src/box/sql/vdbe.c
> > > +++ b/src/box/sql/vdbe.c
> > > @@ -4778,8 +4778,8 @@ case OP_Program: { /* jump */
> > >
> > > /* If the p5 flag is clear, then recursive invocation of triggers is
> > > * disabled for backwards compatibility (p5 is set if this sub-program
> > > - * is really a trigger, not a foreign key action, and the flag set
> > > - * and cleared by the "PRAGMA recursive_triggers" command is clear).
> > > + * is really a trigger, not a foreign key action, and the setting
> > > + * 'recursive_triggers' is not set).
> > > *
> > > * It is recursive invocation of triggers, at the SQL level, that is
> > > * disabled. In some cases a single trigger may generate more than one
> > > diff --git a/src/box/sql/vdbe.h b/src/box/sql/vdbe.h
> > > index 1e585d89d..0f2703091 100644
> > > --- a/src/box/sql/vdbe.h
> > > +++ b/src/box/sql/vdbe.h
> > > @@ -199,11 +199,6 @@ int sqlVdbeAddOp4(Vdbe *, int, int, int, int, const char *zP4, int);
> > > int sqlVdbeAddOp4Dup8(Vdbe *, int, int, int, int, const u8 *, int);
> > > int sqlVdbeAddOp4Int(Vdbe *, int, int, int, int, int);
> > > void sqlVdbeEndCoroutine(Vdbe *, int);
> > > -#if defined(SQL_DEBUG) && !defined(SQL_TEST_REALLOC_STRESS)
> > > -void sqlVdbeVerifyNoResultRow(Vdbe * p);
> > > -#else
> > > -#define sqlVdbeVerifyNoResultRow(A)
> > > -#endif
> > > void sqlVdbeChangeOpcode(Vdbe *, u32 addr, u8);
> > > void sqlVdbeChangeP1(Vdbe *, u32 addr, int P1);
> > > void sqlVdbeChangeP2(Vdbe *, u32 addr, int P2);
> > > diff --git a/src/box/sql/vdbeaux.c b/src/box/sql/vdbeaux.c
> > > index 5b4bc0182..43e0566bb 100644
> > > --- a/src/box/sql/vdbeaux.c
> > > +++ b/src/box/sql/vdbeaux.c
> > > @@ -533,24 +533,6 @@ sqlVdbeCurrentAddr(Vdbe * p)
> > > return p->nOp;
> > > }
> > >
> > > -/*
> > > - * Verify that the VM passed as the only argument does not contain
> > > - * an OP_ResultRow opcode. Fail an assert() if it does. This is used
> > > - * by code in pragma.c to ensure that the implementation of certain
> > > - * pragmas comports with the flags specified in the mkpragmatab.tcl
> > > - * script.
> > > - */
> > > -#if defined(SQL_DEBUG) && !defined(SQL_TEST_REALLOC_STRESS)
> > > -void
> > > -sqlVdbeVerifyNoResultRow(Vdbe * p)
> > > -{
> > > - int i;
> > > - for (i = 0; i < p->nOp; i++) {
> > > - assert(p->aOp[i].opcode != OP_ResultRow);
> > > - }
> > > -}
> > > -#endif
> > > -
> > > /*
> > > * This function returns a pointer to the array of opcodes associated with
> > > * the Vdbe passed as the first argument. It is the callers responsibility
> > > diff --git a/test/sql-tap/lua/sqltester.lua b/test/sql-tap/lua/sqltester.lua
> > > index de5ef6b8b..9b0218e63 100644
> > > --- a/test/sql-tap/lua/sqltester.lua
> > > +++ b/test/sql-tap/lua/sqltester.lua
> > > @@ -413,7 +413,7 @@ box.cfg{
> > > }
> > >
> > > local engine = test_run and test_run:get_cfg('engine') or 'memtx'
> > > -_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > > +box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > >
> > > function test.engine(self)
> > > return engine
> > > diff --git a/test/sql-tap/select1.test.lua b/test/sql-tap/select1.test.lua
> > > index f309e1e73..bea5b9c7c 100755
> > > --- a/test/sql-tap/select1.test.lua
> > > +++ b/test/sql-tap/select1.test.lua
> > > @@ -2,6 +2,12 @@
> > > test = require("sqltester")
> > > test:plan(173)
> > >
> > > +function set_full_column_names(value)
> > > + box.space._session_settings:update('sql_full_column_names', {
> > > + {'=', 2, value}
> > > + })
> > > +end
> > > +
> > > --!./tcltestrunner.lua
> > > -- ["set","testdir",[["file","dirname",["argv0"]]]]
> > > -- ["source",[["testdir"],"\/tester.tcl"]]
> > > @@ -916,7 +922,7 @@ test:do_catchsql2_test(
> > > test:do_test(
> > > "select1-6.1.1",
> > > function()
> > > - box.space._session_settings:update('sql_full_column_names', {{'=', 2, true}})
> > > + set_full_column_names(true)
> > > return test:catchsql2 "SELECT f1 FROM test1 ORDER BY f2"
> > > end, {
> > > -- <select1-6.1.1>
> > > @@ -952,7 +958,7 @@ test:do_test(
> > > msg = test:execsql2 "SELECT DISTINCT * FROM test1 WHERE f1==11"
> > > end)
> > > v = v == true and {0} or {1}
> > > - box.space._session_settings:update('sql_full_column_names', {{'=', 2, false}})
> > > + set_full_column_names(false)
> > > return table.insert(v,msg) or v
> > > end, {
> > > -- <select1-6.1.4>
> > > @@ -1043,13 +1049,13 @@ test:do_catchsql2_test(
> > > test:do_test(
> > > "select1-6.5.1",
> > > function()
> > > - box.space._session_settings:update('sql_full_column_names', {{'=', 2, true}})
> > > + set_full_column_names(true)
> > > local msg
> > > v = pcall( function ()
> > > msg = test:execsql2 "SELECT test1.f1+F2 FROM test1 ORDER BY f2"
> > > end)
> > > v = v == true and {0} or {1}
> > > - box.space._session_settings:update('sql_full_column_names', {{'=', 2, false}})
> > > + set_full_column_names(false)
> > > return table.insert(v,msg) or v
> > > end, {
> > > -- <select1-6.5.1>
> > > @@ -1123,7 +1129,7 @@ test:do_catchsql2_test(
> > > test:do_test(
> > > "select1-6.9.3",
> > > function()
> > > - box.space._session_settings:update('sql_full_column_names', {{'=', 2, false}})
> > > + set_full_column_names(false)
> > > return test:execsql2 [[
> > > SELECT test1 . f1, test1 . f2 FROM test1 LIMIT 1
> > > ]]
> > > @@ -1136,7 +1142,7 @@ test:do_test(
> > > test:do_test(
> > > "select1-6.9.4",
> > > function()
> > > - box.space._session_settings:update('sql_full_column_names', {{'=', 2, true}})
> > > + set_full_column_names(true)
> > > return test:execsql2 [[
> > > SELECT test1 . f1, test1 . f2 FROM test1 LIMIT 1
> > > ]]
> > > @@ -1149,7 +1155,7 @@ test:do_test(
> > > test:do_test(
> > > "select1-6.9.5",
> > > function()
> > > - box.space._session_settings:update('sql_full_column_names', {{'=', 2, true}})
> > > + set_full_column_names(true)
> > > return test:execsql2 [[
> > > SELECT 123.45;
> > > ]]
> > > @@ -1228,7 +1234,7 @@ test:do_execsql2_test(
> > > test:do_test(
> > > "select1-6.9.11",
> > > function()
> > > - box.space._session_settings:update('sql_full_column_names', {{'=', 2, true}})
> > > + set_full_column_names(true)
> > > return test:execsql2 [[
> > > SELECT a.f1, b.f2 FROM test1 a, test1 b LIMIT 1
> > > ]]
> > > @@ -1251,7 +1257,7 @@ test:do_execsql2_test(
> > > test:do_test(
> > > "select1-6.9.13",
> > > function()
> > > - box.space._session_settings:update('sql_full_column_names', {{'=', 2, false}})
> > > + set_full_column_names(false)
> > > return test:execsql2 [[
> > > SELECT a.f1, b.f1 FROM test1 a, test1 b LIMIT 1
> > > ]]
> > > @@ -1274,7 +1280,7 @@ test:do_execsql2_test(
> > > test:do_test(
> > > "select1-6.9.15",
> > > function()
> > > - box.space._session_settings:update('sql_full_column_names', {{'=', 2, true}})
> > > + set_full_column_names(true)
> > > return test:execsql2 [[
> > > SELECT a.f1, b.f1 FROM test1 a, test1 b LIMIT 1
> > > ]]
> > > @@ -1294,7 +1300,7 @@ test:do_execsql2_test(
> > > -- </select1-6.9.16>
> > > })
> > >
> > > -box.space._session_settings:update('sql_full_column_names', {{'=', 2, false}})
> > > +set_full_column_names(false)
> > > test:do_catchsql2_test(
> > > "select1-6.10",
> > > [[
> > > diff --git a/test/sql/transitive-transactions.result b/test/sql/transitive-transactions.result
> > > index e5868d7b0..91c35a309 100644
> > > --- a/test/sql/transitive-transactions.result
> > > +++ b/test/sql/transitive-transactions.result
> > > @@ -87,7 +87,7 @@ box.space.PARENT:select();
> > > ---
> > > - - [1, 1]
> > > ...
> > > --- Make sure that 'PRAGMA defer_foreign_keys' works.
> > > +-- Make sure that setting 'defer_foreign_keys' works.
> > > --
> > > box.execute('DROP TABLE child;')
> > > box.execute('CREATE TABLE child(id INT PRIMARY KEY, x INT REFERENCES parent(y))')
> > > diff --git a/test/sql/transitive-transactions.test.lua b/test/sql/transitive-transactions.test.lua
> > > index f4df716c3..5565de7fe 100644
> > > --- a/test/sql/transitive-transactions.test.lua
> > > +++ b/test/sql/transitive-transactions.test.lua
> > > @@ -45,7 +45,7 @@ fk_violation_3();
> > > box.space.CHILD:select();
> > > box.space.PARENT:select();
> > >
> > > --- Make sure that 'PRAGMA defer_foreign_keys' works.
> > > +-- Make sure that setting 'defer_foreign_keys' works.
> > > --
> > > box.execute('DROP TABLE child;')
> > > box.execute('CREATE TABLE child(id INT PRIMARY KEY, x INT REFERENCES parent(y))')
> >
> > New patch:
> >
> >
> > From d80b809cff85a3b684dd67f8cf76b942dcc6b137 Mon Sep 17 00:00:00 2001
> > From: Mergen Imeev <imeevma at gmail.com>
> > Date: Fri, 27 Dec 2019 11:29:41 +0300
> > Subject: [PATCH] sql: remove control pragmas
> >
> > This patch removes control pragmas. They are not needed now, after
> > the introduction of the _session_settings system space.
> >
> > Closes #4511
> >
> > diff --git a/src/box/sql/pragma.c b/src/box/sql/pragma.c
> > index a8353ba..ee1348c 100644
> > --- a/src/box/sql/pragma.c
> > +++ b/src/box/sql/pragma.c
> > @@ -62,56 +62,6 @@
> > #include "pragma.h"
> > #include "tarantoolInt.h"
> >
> > -/*
> > - * Interpret the given string as a safety level. Return 0 for OFF,
> > - * 1 for ON or NORMAL, 2 for FULL, and 3 for EXTRA. Return 1 for an empty or
> > - * unrecognized string argument. The FULL and EXTRA option is disallowed
> > - * if the omitFull parameter it 1.
> > - *
> > - * Note that the values returned are one less that the values that
> > - * should be passed into sqlBtreeSetSafetyLevel(). The is done
> > - * to support legacy SQL code. The safety level used to be boolean
> > - * and older scripts may have used numbers 0 for OFF and 1 for ON.
> > - */
> > -static u8
> > -getSafetyLevel(const char *z, int omitFull, u8 dflt)
> > -{
> > - /* 123456789 123456789 123 */
> > - static const char zText[] = "onoffalseyestruextrafull";
> > - static const u8 iOffset[] = { 0, 1, 2, 4, 9, 12, 15, 20 };
> > - static const u8 iLength[] = { 2, 2, 3, 5, 3, 4, 5, 4 };
> > - static const u8 iValue[] = { 1, 0, 0, 0, 1, 1, 3, 2 };
> > - /* on no off false yes true extra full */
> > - int i, n;
> > - if (sqlIsdigit(*z)) {
> > - return (u8) sqlAtoi(z);
> > - }
> > - n = sqlStrlen30(z);
> > - for (i = 0; i < ArraySize(iLength); i++) {
> > - if (iLength[i] == n
> > - && sqlStrNICmp(&zText[iOffset[i]], z, n) == 0
> > - && (!omitFull || iValue[i] <= 1)
> > - ) {
> > - return iValue[i];
> > - }
> > - }
> > - return dflt;
> > -}
> > -
> > -/*
> > - * Interpret the given string as a boolean value.
> > - */
> > -u8
> > -sqlGetBoolean(const char *z, u8 dflt)
> > -{
> > - return getSafetyLevel(z, 1, dflt) != 0;
> > -}
> > -
> > -/* The sqlGetBoolean() function is used by other modules but the
> > - * remainder of this file is specific to PRAGMA processing. So omit
> > - * the rest of the file if PRAGMAs are omitted from the build.
> > - */
> > -
> > /** Set result column names and types for a pragma. */
> > static void
> > vdbe_set_pragma_result_columns(struct Vdbe *v, const struct PragmaName *pragma)
> > @@ -126,17 +76,6 @@ vdbe_set_pragma_result_columns(struct Vdbe *v, const struct PragmaName *pragma)
> > }
> >
> > /*
> > - * Generate code to return a single integer value.
> > - */
> > -static void
> > -returnSingleInt(Vdbe * v, i64 value)
> > -{
> > - sqlVdbeAddOp4Dup8(v, OP_Int64, 0, 1, 0, (const u8 *)&value,
> > - value < 0 ? P4_INT64 : P4_UINT64);
> > - sqlVdbeAddOp2(v, OP_ResultRow, 1, 1);
> > -}
> > -
> > -/*
> > * Locate a pragma in the aPragmaName[] array.
> > */
> > static const PragmaName *
> > @@ -159,53 +98,6 @@ pragmaLocate(const char *zName)
> > return lwr > upr ? 0 : &aPragmaName[mid];
> > }
> >
> > -static void
> > -vdbe_emit_pragma_status(struct Parse *parse)
> > -{
> > - struct Vdbe *v = sqlGetVdbe(parse);
> > - struct session *user_session = current_session();
> > -
> > - sqlVdbeSetNumCols(v, 2);
> > - vdbe_metadata_set_col_name(v, 0, "pragma_name");
> > - vdbe_metadata_set_col_type(v, 0, "text");
> > - vdbe_metadata_set_col_name(v, 1, "pragma_value");
> > - vdbe_metadata_set_col_type(v, 1, "integer");
> > -
> > - parse->nMem = 2;
> > - for (int i = 0; i < ArraySize(aPragmaName); ++i) {
> > - if (aPragmaName[i].ePragTyp != PragTyp_FLAG)
> > - continue;
> > - sqlVdbeAddOp4(v, OP_String8, 0, 1, 0, aPragmaName[i].zName, 0);
> > - int val = (user_session->sql_flags & aPragmaName[i].iArg) != 0;
> > - sqlVdbeAddOp2(v, OP_Integer, val, 2);
> > - sqlVdbeAddOp2(v, OP_ResultRow, 1, 2);
> > - }
> > -}
> > -
> > -/**
> > - * Set tarantool backend default engine for SQL interface.
> > - * @param engine_name to set default.
> > - * @retval -1 on error.
> > - * @retval 0 on success.
> > - */
> > -static int
> > -sql_default_engine_set(const char *engine_name)
> > -{
> > - if (engine_name == NULL) {
> > - diag_set(ClientError, ER_ILLEGAL_PARAMS,
> > - "'sql_default_engine' was not specified");
> > - return -1;
> > - }
> > - enum sql_storage_engine engine =
> > - STR2ENUM(sql_storage_engine, engine_name);
> > - if (engine == sql_storage_engine_MAX) {
> > - diag_set(ClientError, ER_NO_SUCH_ENGINE, engine_name);
> > - return -1;
> > - }
> > - current_session()->sql_default_engine = engine;
> > - return 0;
> > -}
> > -
> > /**
> > * This function handles PRAGMA TABLE_INFO(<table>).
> > *
> > @@ -371,22 +263,6 @@ sql_pragma_index_list(struct Parse *parse, const char *tbl_name)
> > }
> >
> > /*
> > - * @brief Check whether the specified token is a string or ID.
> > - * @param token - token to be examined
> > - * @return true - if the token value is enclosed into quotes (')
> > - * @return false in other cases
> > - * The empty value is considered to be a string.
> > - */
> > -static bool
> > -token_is_string(const struct Token* token)
> > -{
> > - if (!token || token->n == 0)
> > - return true;
> > - return token->n >= 2 && token->z[0] == '\'' &&
> > - token->z[token->n - 1] == '\'';
> > -}
> > -
> > -/*
> > * Process a pragma statement.
> > *
> > * Pragmas are of this form:
> > @@ -414,17 +290,12 @@ sqlPragma(Parse * pParse, Token * pId, /* First part of [schema.]id field */
> > sql *db = pParse->db; /* The database connection */
> > Vdbe *v = sqlGetVdbe(pParse); /* Prepared statement */
> > const PragmaName *pPragma; /* The pragma */
> > - struct session *user_session = current_session();
> >
> > if (v == 0)
> > return;
> > sqlVdbeRunOnlyOnce(v);
> > pParse->nMem = 2;
> >
> > - if (pId == NULL) {
> > - vdbe_emit_pragma_status(pParse);
> > - return;
> > - }
> > zLeft = sql_name_from_token(db, pId);
> > if (zLeft == NULL) {
> > pParse->is_aborted = true;
> > @@ -454,38 +325,10 @@ sqlPragma(Parse * pParse, Token * pId, /* First part of [schema.]id field */
> > goto pragma_out;
> > }
> > /* Register the result column names for pragmas that return results */
> > - if ((pPragma->mPragFlg & PragFlg_NoColumns) == 0 &&
> > - ((pPragma->mPragFlg & PragFlg_NoColumns1) == 0 || zRight == NULL))
> > - vdbe_set_pragma_result_columns(v, pPragma);
> > + vdbe_set_pragma_result_columns(v, pPragma);
> > /* Jump to the appropriate pragma handler */
> > switch (pPragma->ePragTyp) {
> >
> > - case PragTyp_FLAG:{
> > - if (zRight == NULL) {
> > - vdbe_set_pragma_result_columns(v, pPragma);
> > - returnSingleInt(v, (user_session->sql_flags &
> > - pPragma->iArg) != 0);
> > - } else {
> > - /* Mask of bits to set or clear. */
> > - int mask = pPragma->iArg;
> > - bool is_pragma_set = sqlGetBoolean(zRight, 0);
> > -
> > - if (is_pragma_set)
> > - user_session->sql_flags |= mask;
> > - else
> > - user_session->sql_flags &= ~mask;
> > -#if defined(SQL_DEBUG)
> > - if (mask == PARSER_TRACE_FLAG) {
> > - if (is_pragma_set)
> > - sqlParserTrace(stdout, "parser: ");
> > - else
> > - sqlParserTrace(0, 0);
> > - }
> > -#endif
> > - }
> > - break;
> > - }
> > -
> > case PragTyp_TABLE_INFO:
> > sql_pragma_table_info(pParse, zRight);
> > break;
> > @@ -563,43 +406,10 @@ sqlPragma(Parse * pParse, Token * pId, /* First part of [schema.]id field */
> > break;
> > }
> >
> > - case PragTyp_DEFAULT_ENGINE: {
> > - if (!token_is_string(pValue)) {
> > - diag_set(ClientError, ER_ILLEGAL_PARAMS,
> > - "string value is expected");
> > - pParse->is_aborted = true;
> > - goto pragma_out;
> > - }
> > - if (zRight == NULL) {
> > - const char *engine_name =
> > - sql_storage_engine_strs[current_session()->
> > - sql_default_engine];
> > - sqlVdbeLoadString(v, 1, engine_name);
> > - sqlVdbeAddOp2(v, OP_ResultRow, 1, 1);
> > - } else {
> > - if (sql_default_engine_set(zRight) != 0) {
> > - pParse->is_aborted = true;
> > - goto pragma_out;
> > - }
> > - sqlVdbeAddOp0(v, OP_Expire);
> > - }
> > - break;
> > - }
> > -
> > default:
> > unreachable();
> > } /* End of the PRAGMA switch */
> >
> > - /* The following block is a no-op unless SQL_DEBUG is
> > - * defined. Its only * purpose is to execute assert()
> > - * statements to verify that if the * PragFlg_NoColumns1 flag
> > - * is set and the caller specified an argument * to the PRAGMA,
> > - * the implementation has not added any OP_ResultRow *
> > - * instructions to the VM.
> > - */
> > - if ((pPragma->mPragFlg & PragFlg_NoColumns1) && zRight) {
> > - sqlVdbeVerifyNoResultRow(v);
> > - }
> > pragma_out:
> > sqlDbFree(db, zLeft);
> > sqlDbFree(db, zRight);
> > diff --git a/src/box/sql/pragma.h b/src/box/sql/pragma.h
> > index 6c9aa8d..6c66d97 100644
> > --- a/src/box/sql/pragma.h
> > +++ b/src/box/sql/pragma.h
> > @@ -6,18 +6,14 @@
> >
> > /* The various pragma types */
> > #define PragTyp_COLLATION_LIST 3
> > -#define PragTyp_FLAG 5
> > #define PragTyp_FOREIGN_KEY_LIST 9
> > #define PragTyp_INDEX_INFO 10
> > #define PragTyp_INDEX_LIST 11
> > #define PragTyp_STATS 15
> > #define PragTyp_TABLE_INFO 17
> > -#define PragTyp_DEFAULT_ENGINE 25
> >
> > /* Property flags associated with various pragma. */
> > #define PragFlg_NeedSchema 0x01 /* Force schema load before running */
> > -#define PragFlg_NoColumns 0x02 /* OP_ResultRow called with zero columns */
> > -#define PragFlg_NoColumns1 0x04 /* zero columns if RHS argument is present */
> > #define PragFlg_Result0 0x10 /* Acts as query when no argument */
> > #define PragFlg_Result1 0x20 /* Acts as query when has one argument */
> > #define PragFlg_SchemaOpt 0x40 /* Schema restricts name search if present */
> > @@ -92,51 +88,6 @@ static const char *const pragCName[] = {
> > /* 55 */ "text",
> > /* 56 */ "match",
> > /* 57 */ "text",
> > - /* Used by: defer_foreign_keys */
> > - /* 58 */ "defer_foreign_keys",
> > - /* 59 */ "integer",
> > - /* Used by: full_column_names */
> > - /* 60 */ "full_column_names",
> > - /* 61 */ "integer",
> > - /* Used by: parser_trace */
> > - /* 62 */ "parser_trace",
> > - /* 63 */ "integer",
> > - /* Used by: recursive_triggers */
> > - /* 64 */ "recursive_triggers",
> > - /* 65 */ "integer",
> > - /* Used by: reverse_unordered_selects */
> > - /* 66 */ "reverse_unordered_selects",
> > - /* 67 */ "integer",
> > - /* Used by: select_trace */
> > - /* 68 */ "select_trace",
> > - /* 69 */ "integer",
> > - /* Used by: sql_default_engine */
> > - /* 70 */ "sql_default_engine",
> > - /* 71 */ "text",
> > - /* Used by: sql_trace */
> > - /* 72 */ "sql_trace",
> > - /* 73 */ "integer",
> > - /* Used by: vdbe_addoptrace */
> > - /* 74 */ "vdbe_addoptrace",
> > - /* 75 */ "integer",
> > - /* Used by: vdbe_debug */
> > - /* 76 */ "vdbe_debug",
> > - /* 77 */ "integer",
> > - /* Used by: vdbe_eqp */
> > - /* 78 */ "vdbe_eqp",
> > - /* 79 */ "integer",
> > - /* Used by: vdbe_listing */
> > - /* 80 */ "vdbe_listing",
> > - /* 81 */ "integer",
> > - /* Used by: vdbe_trace */
> > - /* 82 */ "vdbe_trace",
> > - /* 83 */ "integer",
> > - /* Used by: where_trace */
> > - /* 84 */ "where_trace",
> > - /* 85 */ "integer",
> > - /* Used by: full_metadata */
> > - /* 86 */ "full_metadata",
> > - /* 87 */ "integer",
> > };
> >
> > /* Definitions of all built-in pragmas */
> > @@ -158,27 +109,12 @@ static const PragmaName aPragmaName[] = {
> > /* ePragFlg: */ PragFlg_Result0,
> > /* ColNames: */ 38, 2,
> > /* iArg: */ 0},
> > - { /* zName: */ "defer_foreign_keys",
> > - /* ePragTyp: */ PragTyp_FLAG,
> > - /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
> > - /* ColNames: */ 58, 1,
> > - /* iArg: */ SQL_DeferFKs},
> > { /* zName: */ "foreign_key_list",
> > /* ePragTyp: */ PragTyp_FOREIGN_KEY_LIST,
> > /* ePragFlg: */
> > PragFlg_NeedSchema | PragFlg_Result1 | PragFlg_SchemaOpt,
> > /* ColNames: */ 42, 8,
> > /* iArg: */ 0},
> > - { /* zName: */ "full_column_names",
> > - /* ePragTyp: */ PragTyp_FLAG,
> > - /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
> > - /* ColNames: */ 60, 1,
> > - /* iArg: */ SQL_FullColNames},
> > - { /* zName: */ "full_metadata",
> > - /* ePragTyp: */ PragTyp_FLAG,
> > - /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
> > - /* ColNames: */ 86, 1,
> > - /* iArg: */ SQL_FullMetadata},
> > { /* zName: */ "index_info",
> > /* ePragTyp: */ PragTyp_INDEX_INFO,
> > /* ePragFlg: */
> > @@ -191,42 +127,6 @@ static const PragmaName aPragmaName[] = {
> > PragFlg_NeedSchema | PragFlg_Result1 | PragFlg_SchemaOpt,
> > /* ColNames: */ 32, 3,
> > /* iArg: */ 0},
> > -#if defined(SQL_DEBUG)
> > - { /* zName: */ "parser_trace",
> > - /* ePragTyp: */ PragTyp_FLAG,
> > - /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
> > - /* ColNames: */ 62, 1,
> > - /* iArg: */ PARSER_TRACE_FLAG},
> > -#endif
> > - { /* zName: */ "recursive_triggers",
> > - /* ePragTyp: */ PragTyp_FLAG,
> > - /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
> > - /* ColNames: */ 64, 1,
> > - /* iArg: */ SQL_RecTriggers},
> > - { /* zName: */ "reverse_unordered_selects",
> > - /* ePragTyp: */ PragTyp_FLAG,
> > - /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
> > - /* ColNames: */ 66, 1,
> > - /* iArg: */ SQL_ReverseOrder},
> > -#if defined(SQL_DEBUG)
> > - { /* zName: */ "select_trace",
> > - /* ePragTyp: */ PragTyp_FLAG,
> > - /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
> > - /* ColNames: */ 68, 1,
> > - /* iArg: */ SQL_SelectTrace},
> > -#endif
> > - { /* zName: */ "sql_default_engine",
> > - /* ePragTyp: */ PragTyp_DEFAULT_ENGINE,
> > - /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
> > - /* ColNames: */ 70, 1,
> > - /* iArg: */ 0},
> > -#if defined(SQL_DEBUG)
> > - { /* zName: */ "sql_trace",
> > - /* ePragTyp: */ PragTyp_FLAG,
> > - /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
> > - /* ColNames: */ 72, 1,
> > - /* iArg: */ SQL_SqlTrace},
> > -#endif
> > { /* zName: */ "stats",
> > /* ePragTyp: */ PragTyp_STATS,
> > /* ePragFlg: */
> > @@ -239,38 +139,5 @@ static const PragmaName aPragmaName[] = {
> > PragFlg_NeedSchema | PragFlg_Result1 | PragFlg_SchemaOpt,
> > /* ColNames: */ 0, 6,
> > /* iArg: */ 0},
> > -#if defined(SQL_DEBUG)
> > - { /* zName: */ "vdbe_addoptrace",
> > - /* ePragTyp: */ PragTyp_FLAG,
> > - /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
> > - /* ColNames: */ 74, 1,
> > - /* iArg: */ SQL_VdbeAddopTrace},
> > - { /* zName: */ "vdbe_debug",
> > - /* ePragTyp: */ PragTyp_FLAG,
> > - /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
> > - /* ColNames: */ 76, 1,
> > - /* iArg: */
> > - SQL_SqlTrace | SQL_VdbeListing | SQL_VdbeTrace},
> > - { /* zName: */ "vdbe_eqp",
> > - /* ePragTyp: */ PragTyp_FLAG,
> > - /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
> > - /* ColNames: */ 78, 1,
> > - /* iArg: */ SQL_VdbeEQP},
> > - { /* zName: */ "vdbe_listing",
> > - /* ePragTyp: */ PragTyp_FLAG,
> > - /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
> > - /* ColNames: */ 80, 1,
> > - /* iArg: */ SQL_VdbeListing},
> > - { /* zName: */ "vdbe_trace",
> > - /* ePragTyp: */ PragTyp_FLAG,
> > - /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
> > - /* ColNames: */ 82, 1,
> > - /* iArg: */ SQL_VdbeTrace},
> > - { /* zName: */ "where_trace",
> > - /* ePragTyp: */ PragTyp_FLAG,
> > - /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
> > - /* ColNames: */ 84, 1,
> > - /* iArg: */ SQL_WhereTrace},
> > -#endif
> > };
> > /* Number of pragmas: 36 on by default, 47 total. */
> > diff --git a/src/box/sql/sqlInt.h b/src/box/sql/sqlInt.h
> > index 8d06921..3fafa81 100644
> > --- a/src/box/sql/sqlInt.h
> > +++ b/src/box/sql/sqlInt.h
> > @@ -3779,7 +3779,6 @@ sql_space_def_check_format(const struct space_def *space_def);
> > void sqlDetach(Parse *, Expr *);
> > int sqlAtoF(const char *z, double *, int);
> > int sqlGetInt32(const char *, int *);
> > -int sqlAtoi(const char *);
> >
> > /**
> > * Return number of symbols in the given string.
> > @@ -3967,8 +3966,6 @@ int
> > sql_rem_int(int64_t lhs, bool is_lhs_neg, int64_t rhs, bool is_rhs_neg,
> > int64_t *res, bool *is_res_neg);
> >
> > -u8 sqlGetBoolean(const char *z, u8);
> > -
> > const void *sqlValueText(sql_value *);
> > int sqlValueBytes(sql_value *);
> > void sqlValueSetStr(sql_value *, int, const void *,
> > diff --git a/src/box/sql/util.c b/src/box/sql/util.c
> > index 0e115ac..f908e9c 100644
> > --- a/src/box/sql/util.c
> > +++ b/src/box/sql/util.c
> > @@ -495,8 +495,6 @@ sql_atoi64(const char *z, int64_t *val, bool *is_neg, int length)
> > * This routine accepts both decimal and hexadecimal notation for integers.
> > *
> > * Any non-numeric characters that following zNum are ignored.
> > - * This is different from sqlAtoi64() which requires the
> > - * input number to be zero-terminated.
> > */
> > int
> > sqlGetInt32(const char *zNum, int *pValue)
> > @@ -554,19 +552,6 @@ sqlGetInt32(const char *zNum, int *pValue)
> > }
> >
> > /*
> > - * Return a 32-bit integer value extracted from a string. If the
> > - * string is not an integer, just return 0.
> > - */
> > -int
> > -sqlAtoi(const char *z)
> > -{
> > - int x = 0;
> > - if (z)
> > - sqlGetInt32(z, &x);
> > - return x;
> > -}
> > -
> > -/*
> > * The variable-length integer encoding is as follows:
> > *
> > * KEY:
> > diff --git a/src/box/sql/vdbe.c b/src/box/sql/vdbe.c
> > index 9567ff2..4456c53 100644
> > --- a/src/box/sql/vdbe.c
> > +++ b/src/box/sql/vdbe.c
> > @@ -4782,8 +4782,8 @@ case OP_Program: { /* jump */
> >
> > /* If the p5 flag is clear, then recursive invocation of triggers is
> > * disabled for backwards compatibility (p5 is set if this sub-program
> > - * is really a trigger, not a foreign key action, and the flag set
> > - * and cleared by the "PRAGMA recursive_triggers" command is clear).
> > + * is really a trigger, not a foreign key action, and the setting
> > + * 'recursive_triggers' is not set).
> > *
> > * It is recursive invocation of triggers, at the SQL level, that is
> > * disabled. In some cases a single trigger may generate more than one
> > diff --git a/src/box/sql/vdbe.h b/src/box/sql/vdbe.h
> > index 1e585d8..0f27030 100644
> > --- a/src/box/sql/vdbe.h
> > +++ b/src/box/sql/vdbe.h
> > @@ -199,11 +199,6 @@ int sqlVdbeAddOp4(Vdbe *, int, int, int, int, const char *zP4, int);
> > int sqlVdbeAddOp4Dup8(Vdbe *, int, int, int, int, const u8 *, int);
> > int sqlVdbeAddOp4Int(Vdbe *, int, int, int, int, int);
> > void sqlVdbeEndCoroutine(Vdbe *, int);
> > -#if defined(SQL_DEBUG) && !defined(SQL_TEST_REALLOC_STRESS)
> > -void sqlVdbeVerifyNoResultRow(Vdbe * p);
> > -#else
> > -#define sqlVdbeVerifyNoResultRow(A)
> > -#endif
> > void sqlVdbeChangeOpcode(Vdbe *, u32 addr, u8);
> > void sqlVdbeChangeP1(Vdbe *, u32 addr, int P1);
> > void sqlVdbeChangeP2(Vdbe *, u32 addr, int P2);
> > diff --git a/src/box/sql/vdbeaux.c b/src/box/sql/vdbeaux.c
> > index 5b4bc01..43e0566 100644
> > --- a/src/box/sql/vdbeaux.c
> > +++ b/src/box/sql/vdbeaux.c
> > @@ -534,24 +534,6 @@ sqlVdbeCurrentAddr(Vdbe * p)
> > }
> >
> > /*
> > - * Verify that the VM passed as the only argument does not contain
> > - * an OP_ResultRow opcode. Fail an assert() if it does. This is used
> > - * by code in pragma.c to ensure that the implementation of certain
> > - * pragmas comports with the flags specified in the mkpragmatab.tcl
> > - * script.
> > - */
> > -#if defined(SQL_DEBUG) && !defined(SQL_TEST_REALLOC_STRESS)
> > -void
> > -sqlVdbeVerifyNoResultRow(Vdbe * p)
> > -{
> > - int i;
> > - for (i = 0; i < p->nOp; i++) {
> > - assert(p->aOp[i].opcode != OP_ResultRow);
> > - }
> > -}
> > -#endif
> > -
> > -/*
> > * This function returns a pointer to the array of opcodes associated with
> > * the Vdbe passed as the first argument. It is the callers responsibility
> > * to arrange for the returned array to be eventually freed using the
> > diff --git a/test/box/sql-update-with-nested-select.result b/test/box/sql-update-with-nested-select.result
> > index 4ff090f..cfcc28f 100644
> > --- a/test/box/sql-update-with-nested-select.result
> > +++ b/test/box/sql-update-with-nested-select.result
> > @@ -7,8 +7,6 @@ box.execute("CREATE TABLE t1(a integer primary key, b int UNIQUE, e int);");
> > ---
> > - row_count: 1
> > ...
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > -- Seed entries
> > box.execute("INSERT INTO t1 VALUES(1,4,6);");
> > ---
> > diff --git a/test/box/sql-update-with-nested-select.test.lua b/test/box/sql-update-with-nested-select.test.lua
> > index 5c5dd96..c15b0de 100644
> > --- a/test/box/sql-update-with-nested-select.test.lua
> > +++ b/test/box/sql-update-with-nested-select.test.lua
> > @@ -5,9 +5,6 @@ test_run = require('test_run').new()
> > -- create space
> > box.execute("CREATE TABLE t1(a integer primary key, b int UNIQUE, e int);");
> >
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > -
> > -- Seed entries
> > box.execute("INSERT INTO t1 VALUES(1,4,6);");
> > box.execute("INSERT INTO t1 VALUES(2,5,7);");
> > diff --git a/test/sql-tap/autoinc.test.lua b/test/sql-tap/autoinc.test.lua
> > index 6105db3..37e65e5 100755
> > --- a/test/sql-tap/autoinc.test.lua
> > +++ b/test/sql-tap/autoinc.test.lua
> > @@ -640,7 +640,8 @@ test:do_test(
> > -- </autoinc-10.3>
> > })
> >
> > -test:catchsql(" pragma recursive_triggers = off ")
> > +box.space._session_settings:update('sql_recursive_triggers', {{'=', 2, false}})
> > +
> > -- Ticket #3928. Make sure that triggers to not make extra slots in
> > -- the sql_SEQUENCE table.
> > --
> > diff --git a/test/sql-tap/colname.test.lua b/test/sql-tap/colname.test.lua
> > index de03d7c..caa61a0 100755
> > --- a/test/sql-tap/colname.test.lua
> > +++ b/test/sql-tap/colname.test.lua
> > @@ -45,12 +45,12 @@ end
> > test:do_test(
> > "colname-1.1",
> > function()
> > - return test:execsql "PRAGMA full_column_names"
> > - end, {
> > + return box.space._session_settings:get("sql_full_column_names").value
> > + end,
> > -- <colname-1.2>
> > - 0
> > + false
> > -- </colname-1.2>
> > - })
> > + )
> >
> > -- Tests for then short=ON and full=any
> > --
> > @@ -163,7 +163,7 @@ test:do_test(
> > "colname-3.1",
> > function()
> > test:execsql [[
> > - PRAGMA full_column_names='OFF';
> > + UPDATE "_session_settings" SET "value" = false WHERE "name" = 'sql_full_column_names';
> > CREATE VIEW v3 AS SELECT tabC.a, txyZ.x, *
> > FROM tabc, txyz ORDER BY 1 LIMIT 1;
> > CREATE VIEW v4 AS SELECT tabC.a, txyZ.x, tboTh.a, tbotH.x, *
> > @@ -283,7 +283,7 @@ test:do_test(
> > "colname-4.1",
> > function()
> > test:execsql [[
> > - PRAGMA full_column_names='ON';
> > + UPDATE "_session_settings" SET "value" = true WHERE "name" = 'sql_full_column_names';
> > CREATE VIEW v5 AS SELECT tabC.a, txyZ.x, *
> > FROM tabc, txyz ORDER BY 1 LIMIT 1;
> > CREATE VIEW v6 AS SELECT tabC.a, txyZ.x, tboTh.a, tbotH.x, *
> > @@ -440,7 +440,7 @@ test:do_test(
> > -- instead of reconnect to database
> > -- we are just turning settings to default state
> > test:execsql([[
> > - PRAGMA full_column_names='OFF';
> > + UPDATE "_session_settings" SET "value" = false WHERE "name" = 'sql_full_column_names';
> > ]])
> > test:execsql [=[
> > CREATE TABLE t6(a INT primary key, "'a'" INT, """a""" INT, "[a]" INT, "`a`" INT);
> > diff --git a/test/sql-tap/fkey2.test.lua b/test/sql-tap/fkey2.test.lua
> > index 264616d..bd3e0c7 100755
> > --- a/test/sql-tap/fkey2.test.lua
> > +++ b/test/sql-tap/fkey2.test.lua
> > @@ -450,7 +450,7 @@ test:do_execsql_test(
> > test:do_execsql_test(
> > "fkey2-4.2",
> > [[
> > - PRAGMA recursive_triggers = off;
> > + UPDATE "_session_settings" SET "value" = false WHERE "name" = 'sql_recursive_triggers';
> > DELETE FROM t1 WHERE node = 1;
> > SELECT node FROM t1;
> > ]], {
> > @@ -473,7 +473,7 @@ test:do_execsql_test(
> > test:do_execsql_test(
> > "fkey2-4.4",
> > [[
> > - PRAGMA recursive_triggers = on;
> > + UPDATE "_session_settings" SET "value" = true WHERE "name" = 'sql_recursive_triggers';
> > DROP TABLE t2;
> > DROP TABLE t1;
> > CREATE TABLE t1(
> > diff --git a/test/sql-tap/lua/sqltester.lua b/test/sql-tap/lua/sqltester.lua
> > index 0f34114..9b0218e 100644
> > --- a/test/sql-tap/lua/sqltester.lua
> > +++ b/test/sql-tap/lua/sqltester.lua
> > @@ -413,7 +413,7 @@ box.cfg{
> > }
> >
> > local engine = test_run and test_run:get_cfg('engine') or 'memtx'
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > function test.engine(self)
> > return engine
> > diff --git a/test/sql-tap/misc1.test.lua b/test/sql-tap/misc1.test.lua
> > index b47dbf0..32f38cc 100755
> > --- a/test/sql-tap/misc1.test.lua
> > +++ b/test/sql-tap/misc1.test.lua
> > @@ -219,7 +219,7 @@ test:do_test(
> > local r = test:execsql([[
> > CREATE TABLE t1(a TEXT primary KEY);
> > INSERT INTO t1 VALUES('hi');
> > - PRAGMA full_column_names=on;
> > + UPDATE "_session_settings" SET "value" = true WHERE "name" = 'sql_full_column_names';
> > --SELECT rowid, * FROM t1;
> > SELECT * FROM t1;
> > ]])
> > diff --git a/test/sql-tap/pragma.test.lua b/test/sql-tap/pragma.test.lua
> > index c36f9b9..d6f8b54 100755
> > --- a/test/sql-tap/pragma.test.lua
> > +++ b/test/sql-tap/pragma.test.lua
> > @@ -1,7 +1,7 @@
> > #!/usr/bin/env tarantool
> > test = require("sqltester")
> >
> > -test:plan(23)
> > +test:plan(10)
> >
> > test:do_catchsql_test(
> > "pragma-1.3",
> > @@ -19,66 +19,7 @@ test:do_catchsql_test(
> > [[
> > pragma sql_default_engine='creepy';
> > ]], {
> > - 1, "Space engine 'creepy' does not exist"
> > -})
> > -
> > -test:do_catchsql_test(
> > - "pragma-2.2",
> > - [[
> > - pragma sql_default_engine='vinyl';
> > - ]], {
> > - 0
> > -})
> > -
> > -test:do_catchsql_test(
> > - "pragma-2.3",
> > - [[
> > - pragma sql_default_engine='memtx';
> > - ]], {
> > - 0
> > -})
> > -
> > -test:do_catchsql_test(
> > - "pragma-2.4",
> > - [[
> > - pragma sql_default_engine 'memtx';
> > - ]], {
> > - 1, "Syntax error at line 1 near ''memtx''"
> > -})
> > -
> > -test:do_catchsql_test(
> > - "pragma-2.5",
> > - [[
> > - pragma sql_default_engine 1;
> > - ]], {
> > - 1, "Syntax error at line 1 near '1'"
> > -})
> > -
> > ---
> > --- gh-3832: Some statements do not return column type
> > ---
> > --- Check that "PRAGMA sql_default_engine" called without arguments
> > --- returns currently set sql_default_engine.
> > -test:do_execsql_test(
> > - "pragma-3.1",
> > - [[
> > - pragma sql_default_engine='vinyl';
> > - pragma sql_default_engine;
> > - ]], {
> > - -- <pragma-3.1>
> > - 'vinyl'
> > - -- </pragma-3.1>
> > -})
> > -
> > -test:do_execsql_test(
> > - "pragma-3.2",
> > - [[
> > - pragma sql_default_engine='memtx';
> > - pragma sql_default_engine;
> > - ]], {
> > - -- <pragma-3.2>
> > - 'memtx'
> > - -- </pragma-3.2>
> > + 1, "Pragma 'SQL_DEFAULT_ENGINE' does not exist"
> > })
> >
> > --
> > @@ -187,76 +128,4 @@ test:do_execsql_test(
> > -- </pragma-8.4>
> > })
> >
> > ----
> > ---- pragma sql_default_engine accepts string values and rejects IDs
> > ----
> > -test:do_catchsql_test(
> > - "pragma-9.1",
> > - [[
> > - pragma sql_default_engine(the_engine);
> > - ]], {
> > - -- <pragma-9.1>
> > - 1, "Illegal parameters, string value is expected"
> > - -- </pragma-9.1>
> > -})
> > -
> > -test:do_catchsql_test(
> > - "pragma-9.2",
> > - [[
> > - pragma sql_default_engine(THE_ENGINE);
> > - ]], {
> > - -- <pragma-9.2>
> > - 1, "Illegal parameters, string value is expected"
> > - -- </pragma-9.2>
> > -})
> > -
> > -test:do_catchsql_test(
> > - "pragma-9.3",
> > - [[
> > - pragma sql_default_engine("THE_ENGINE");
> > - ]], {
> > - -- <pragma-9.3>
> > - 1, "Illegal parameters, string value is expected"
> > - -- </pragma-9.3>
> > -})
> > -
> > -test:do_catchsql_test(
> > - "pragma-9.4",
> > - [[
> > - pragma sql_default_engine('THE_ENGINE');
> > - ]], {
> > - -- <pragma-9.4>
> > - 1, "Space engine 'THE_ENGINE' does not exist"
> > - -- </pragma-9.4>
> > -})
> > -
> > -test:do_catchsql_test(
> > - "pragma-9.5",
> > - [[
> > - pragma sql_default_engine(memtx);
> > - ]], {
> > - -- <pragma-9.5>
> > - 1, "Illegal parameters, string value is expected"
> > - -- </pragma-9.5>
> > -})
> > -
> > -test:do_catchsql_test(
> > - "pragma-9.6",
> > - [[
> > - pragma sql_default_engine("memtx");
> > - ]], {
> > - -- <pragma-9.6>
> > - 1, "Illegal parameters, string value is expected"
> > - -- </pragma-9.6>
> > -})
> > -
> > -test:do_execsql_test(
> > - "pragma-9.7",
> > - [[
> > - pragma sql_default_engine('memtx');
> > - ]], {
> > - -- <pragma-9.7>
> > - -- </pragma-9.7>
> > -})
> > -
> > test:finish_test()
> > diff --git a/test/sql-tap/select1.test.lua b/test/sql-tap/select1.test.lua
> > index 7029d27..fbebfab 100755
> > --- a/test/sql-tap/select1.test.lua
> > +++ b/test/sql-tap/select1.test.lua
> > @@ -2,6 +2,12 @@
> > test = require("sqltester")
> > test:plan(173)
> >
> > +function set_full_column_names(value)
> > + box.space._session_settings:update('sql_full_column_names', {
> > + {'=', 2, value}
> > + })
> > +end
> > +
> > --!./tcltestrunner.lua
> > -- ["set","testdir",[["file","dirname",["argv0"]]]]
> > -- ["source",[["testdir"],"\/tester.tcl"]]
> > @@ -916,7 +922,7 @@ test:do_catchsql2_test(
> > test:do_test(
> > "select1-6.1.1",
> > function()
> > - test:execsql "PRAGMA full_column_names=on"
> > + set_full_column_names(true)
> > return test:catchsql2 "SELECT f1 FROM test1 ORDER BY f2"
> > end, {
> > -- <select1-6.1.1>
> > @@ -952,7 +958,7 @@ test:do_test(
> > msg = test:execsql2 "SELECT DISTINCT * FROM test1 WHERE f1==11"
> > end)
> > v = v == true and {0} or {1}
> > - test:execsql "PRAGMA full_column_names=off"
> > + set_full_column_names(false)
> > return table.insert(v,msg) or v
> > end, {
> > -- <select1-6.1.4>
> > @@ -1043,13 +1049,13 @@ test:do_catchsql2_test(
> > test:do_test(
> > "select1-6.5.1",
> > function()
> > - test:execsql2 "PRAGMA full_column_names=on"
> > + set_full_column_names(true)
> > local msg
> > v = pcall( function ()
> > msg = test:execsql2 "SELECT test1.f1+F2 FROM test1 ORDER BY f2"
> > end)
> > v = v == true and {0} or {1}
> > - test:execsql2 "PRAGMA full_column_names=off"
> > + set_full_column_names(false)
> > return table.insert(v,msg) or v
> > end, {
> > -- <select1-6.5.1>
> > @@ -1123,9 +1129,7 @@ test:do_catchsql2_test(
> > test:do_test(
> > "select1-6.9.3",
> > function()
> > - test:execsql [[
> > - PRAGMA full_column_names='OFF';
> > - ]]
> > + set_full_column_names(false)
> > return test:execsql2 [[
> > SELECT test1 . f1, test1 . f2 FROM test1 LIMIT 1
> > ]]
> > @@ -1138,9 +1142,7 @@ test:do_test(
> > test:do_test(
> > "select1-6.9.4",
> > function()
> > - test:execsql [[
> > - PRAGMA full_column_names='ON';
> > - ]]
> > + set_full_column_names(true)
> > return test:execsql2 [[
> > SELECT test1 . f1, test1 . f2 FROM test1 LIMIT 1
> > ]]
> > @@ -1153,9 +1155,7 @@ test:do_test(
> > test:do_test(
> > "select1-6.9.5",
> > function()
> > - test:execsql [[
> > - PRAGMA full_column_names='ON';
> > - ]]
> > + set_full_column_names(true)
> > return test:execsql2 [[
> > SELECT 123.45;
> > ]]
> > @@ -1234,9 +1234,7 @@ test:do_execsql2_test(
> > test:do_test(
> > "select1-6.9.11",
> > function()
> > - test:execsql [[
> > - PRAGMA full_column_names='ON';
> > - ]]
> > + set_full_column_names(true)
> > return test:execsql2 [[
> > SELECT a.f1, b.f2 FROM test1 a, test1 b LIMIT 1
> > ]]
> > @@ -1259,9 +1257,7 @@ test:do_execsql2_test(
> > test:do_test(
> > "select1-6.9.13",
> > function()
> > - test:execsql [[
> > - PRAGMA full_column_names='OFF';
> > - ]]
> > + set_full_column_names(false)
> > return test:execsql2 [[
> > SELECT a.f1, b.f1 FROM test1 a, test1 b LIMIT 1
> > ]]
> > @@ -1284,9 +1280,7 @@ test:do_execsql2_test(
> > test:do_test(
> > "select1-6.9.15",
> > function()
> > - test:execsql [[
> > - PRAGMA full_column_names='ON';
> > - ]]
> > + set_full_column_names(true)
> > return test:execsql2 [[
> > SELECT a.f1, b.f1 FROM test1 a, test1 b LIMIT 1
> > ]]
> > @@ -1306,9 +1300,7 @@ test:do_execsql2_test(
> > -- </select1-6.9.16>
> > })
> >
> > -test:execsql [[
> > - PRAGMA full_column_names='OFF';
> > -]]
> > +set_full_column_names(false)
> > test:do_catchsql2_test(
> > "select1-6.10",
> > [[
> > diff --git a/test/sql-tap/tkt3731.test.lua b/test/sql-tap/tkt3731.test.lua
> > index 454cf67..092e8bf 100755
> > --- a/test/sql-tap/tkt3731.test.lua
> > +++ b/test/sql-tap/tkt3731.test.lua
> > @@ -22,7 +22,7 @@ test:plan(3)
> > -- The tests in this file were written before sql supported recursive
> > -- trigger invocation, and some tests depend on that to pass. So disable
> > -- recursive triggers for this file.
> > -test:catchsql " pragma recursive_triggers = off "
> > +box.space._session_settings:update('sql_recursive_triggers', {{'=', 2, false}})
> > test:do_execsql_test(
> > "tkt3731-1.1",
> > [[
> > diff --git a/test/sql-tap/trigger2.test.lua b/test/sql-tap/trigger2.test.lua
> > index 6e60050..192b707 100755
> > --- a/test/sql-tap/trigger2.test.lua
> > +++ b/test/sql-tap/trigger2.test.lua
> > @@ -58,7 +58,8 @@ test:plan(26)
> > -- The tests in this file were written before sql supported recursive
> > -- trigger invocation, and some tests depend on that to pass. So disable
> > -- recursive triggers for this file.
> > -test:catchsql " pragma recursive_triggers = off "
> > +
> > +box.space._session_settings:update('sql_recursive_triggers', {{'=', 2, false}})
> > -- 1.
> > ii = 0
> > tbl_definitions = { "CREATE TABLE tbl (id INT PRIMARY KEY AUTOINCREMENT, a INTEGER UNIQUE, b INT );",
> > diff --git a/test/sql-tap/triggerC.test.lua b/test/sql-tap/triggerC.test.lua
> > index cf7dd7b..ef4d69d 100755
> > --- a/test/sql-tap/triggerC.test.lua
> > +++ b/test/sql-tap/triggerC.test.lua
> > @@ -1,6 +1,6 @@
> > #!/usr/bin/env tarantool
> > test = require("sqltester")
> > -test:plan(48)
> > +test:plan(43)
> >
> > --!./tcltestrunner.lua
> > -- 2009 August 24
> > @@ -36,12 +36,9 @@ testprefix = "triggerC"
> > -- REPLACE conflict resolution. And that they are not fired
> > -- if recursive triggers are not enabled.
> > --
> > --- triggerC-6.*: Test that the recursive_triggers pragma returns correct
> > --- results when invoked without an argument.
> > ---
> > -- Enable recursive triggers for this file.
> > --
> > -test:execsql " PRAGMA recursive_triggers = on "
> > +box.space._session_settings:update('sql_recursive_triggers', {{'=', 2, true}})
> > ---------------------------------------------------------------------------
> > -- This block of tests, triggerC-1.*, are not aimed at any specific
> > -- property of the triggers sub-system. They were created to debug
> > @@ -501,15 +498,6 @@ test:do_execsql_test(
> > -- "
> > -- } [concat $t5g $t5]
> > -- }
> > -test:do_execsql_test(
> > - "triggerC-5.3.0",
> > - [[
> > - PRAGMA recursive_triggers = off
> > - ]], {
> > - -- <triggerC-5.3.0>
> > -
> > - -- </triggerC-5.3.0>
> > - })
> >
> > -- MUST_WORK_TEST
> > -- foreach {n dml t5g t5} {
> > @@ -531,51 +519,6 @@ test:do_execsql_test(
> > -- "
> > -- } [concat $t5g $t5]
> > -- }
> > -test:do_execsql_test(
> > - "triggerC-5.3.8",
> > - [[
> > - PRAGMA recursive_triggers = on
> > - ]], {
> > - -- <triggerC-5.3.8>
> > -
> > - -- </triggerC-5.3.8>
> > - })
> > -
> > ----------------------------------------------------------------------------
> > --- This block of tests, triggerC-6.*, tests that "PRAGMA recursive_triggers"
> > --- statements return the current value of the recursive triggers flag.
> > ---
> > -test:do_execsql_test(
> > - "triggerC-6.1",
> > - [[
> > - PRAGMA recursive_triggers
> > - ]], {
> > - -- <triggerC-6.1>
> > - 1
> > - -- </triggerC-6.1>
> > - })
> > -
> > -test:do_execsql_test(
> > - "triggerC-6.2",
> > - [[
> > - PRAGMA recursive_triggers = off;
> > - PRAGMA recursive_triggers;
> > - ]], {
> > - -- <triggerC-6.2>
> > - 0
> > - -- </triggerC-6.2>
> > - })
> > -
> > -test:do_execsql_test(
> > - "triggerC-6.3",
> > - [[
> > - PRAGMA recursive_triggers = on;
> > - PRAGMA recursive_triggers;
> > - ]], {
> > - -- <triggerC-6.3>
> > - 1
> > - -- </triggerC-6.3>
> > - })
> >
> > -- MUST_WORK_TEST
> > -- #-------------------------------------------------------------------------
> > @@ -890,7 +833,7 @@ test:execsql(
> > test:do_execsql_test(
> > "triggerC-13.1",
> > [[
> > - PRAGMA recursive_triggers = 'ON';
> > + UPDATE "_session_settings" SET "value" = true WHERE "name" = 'sql_recursive_triggers';
> > CREATE TABLE t12(id INTEGER PRIMARY KEY, a INT, b INT);
> > INSERT INTO t12 VALUES(1, 1, 2);
> > CREATE TRIGGER tr12 AFTER UPDATE ON t12 FOR EACH ROW BEGIN
> > @@ -974,7 +917,7 @@ test:do_execsql_test(
> > test:do_execsql_test(
> > "triggerC-15.1.1",
> > [[
> > - PRAGMA recursive_triggers = 1;
> > + UPDATE "_session_settings" SET "value" = true WHERE "name" = 'sql_recursive_triggers';
> > CREATE TABLE node(
> > id int not null primary key,
> > pid int not null default 0,
> > diff --git a/test/sql-tap/whereA.test.lua b/test/sql-tap/whereA.test.lua
> > index b82575f..a49d1c0 100755
> > --- a/test/sql-tap/whereA.test.lua
> > +++ b/test/sql-tap/whereA.test.lua
> > @@ -39,7 +39,7 @@ test:do_test(
> > "whereA-1.2",
> > function()
> > return test:execsql [[
> > - PRAGMA reverse_unordered_selects=1;
> > + UPDATE "_session_settings" SET "value" = true WHERE "name" = 'sql_reverse_unordered_selects';
> > SELECT * FROM t1;
> > ]]
> > end, {
> > @@ -55,7 +55,7 @@ test:do_test(
> > --db close
> > --sql db test.db
> > return test:execsql [[
> > - PRAGMA reverse_unordered_selects=1;
> > + UPDATE "_session_settings" SET "value" = true WHERE "name" = 'sql_reverse_unordered_selects';
> > SELECT * FROM t1;
> > ]]
> > end, {
> > @@ -75,14 +75,12 @@ test:do_test(
> > test:do_test(
> > "whereA-1.6",
> > function()
> > - return test:execsql [[
> > - PRAGMA reverse_unordered_selects;
> > - ]]
> > - end, {
> > + return box.space._session_settings:get('sql_reverse_unordered_selects').value
> > + end,
> > -- <whereA-1.6>
> > - 1
> > + true
> > -- </whereA-1.6>
> > - })
> > + )
> >
> > test:do_execsql_test(
> > "whereA-1.8",
> > @@ -108,7 +106,7 @@ test:do_test(
> > "whereA-2.1",
> > function()
> > return test:execsql [[
> > - PRAGMA reverse_unordered_selects=0;
> > + UPDATE "_session_settings" SET "value" = false WHERE "name" = 'sql_reverse_unordered_selects';
> > SELECT * FROM t1 WHERE a>0;
> > ]]
> > end, {
> > @@ -121,7 +119,7 @@ test:do_test(
> > "whereA-2.2",
> > function()
> > return test:execsql [[
> > - PRAGMA reverse_unordered_selects=1;
> > + UPDATE "_session_settings" SET "value" = true WHERE "name" = 'sql_reverse_unordered_selects';
> > SELECT * FROM t1 WHERE a>0;
> > ]]
> > end, {
> > @@ -140,7 +138,7 @@ test:do_test(
> > "whe:reA-3.1",
> > function()
> > return test:execsql [[
> > - PRAGMA reverse_unordered_selects=0;
> > + UPDATE "_session_settings" SET "value" = false WHERE "name" = 'sql_reverse_unordered_selects';
> > SELECT * FROM t1 WHERE b>0;
> > ]]
> > end, {
> > @@ -153,7 +151,7 @@ test:do_test(
> > "whereA-3.2",
> > function()
> > return test:execsql [[
> > - PRAGMA reverse_unordered_selects=1;
> > + UPDATE "_session_settings" SET "value" = true WHERE "name" = 'sql_reverse_unordered_selects';
> > SELECT * FROM t1 WHERE b>0;
> > ]]
> > end, {
> > @@ -166,7 +164,7 @@ test:do_test(
> > "whereA-3.3",
> > function()
> > return test:execsql [[
> > - PRAGMA reverse_unordered_selects=1;
> > + UPDATE "_session_settings" SET "value" = true WHERE "name" = 'sql_reverse_unordered_selects';
> > SELECT * FROM t1 WHERE b>0 ORDER BY b;
> > ]]
> > end, {
> > diff --git a/test/sql/check-clear-ephemeral.result b/test/sql/check-clear-ephemeral.result
> > index 7d0be5f..ba28b50 100644
> > --- a/test/sql/check-clear-ephemeral.result
> > +++ b/test/sql/check-clear-ephemeral.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- box.cfg()
> > -- create space
> > @@ -14,8 +13,6 @@ box.execute("CREATE TABLE t1(a INT,b INT,c INT,PRIMARY KEY(b,c));")
> > ---
> > - row_count: 1
> > ...
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > -- Seed entries
> > box.execute("WITH RECURSIVE cnt(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM cnt WHERE x<1000) INSERT INTO t1 SELECT x, x%40, x/40 FROM cnt;")
> > ---
> > diff --git a/test/sql/check-clear-ephemeral.test.lua b/test/sql/check-clear-ephemeral.test.lua
> > index 929a6c9..694d9a8 100644
> > --- a/test/sql/check-clear-ephemeral.test.lua
> > +++ b/test/sql/check-clear-ephemeral.test.lua
> > @@ -1,14 +1,11 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > -- box.cfg()
> >
> > -- create space
> > box.execute("CREATE TABLE t1(a INT,b INT,c INT,PRIMARY KEY(b,c));")
> >
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > -
> > -- Seed entries
> > box.execute("WITH RECURSIVE cnt(x) AS (VALUES(1) UNION ALL SELECT x+1 FROM cnt WHERE x<1000) INSERT INTO t1 SELECT x, x%40, x/40 FROM cnt;")
> >
> > diff --git a/test/sql/checks.result b/test/sql/checks.result
> > index dfea848..0a4b9ca 100644
> > --- a/test/sql/checks.result
> > +++ b/test/sql/checks.result
> > @@ -11,9 +11,8 @@ test_run:cmd("push filter ".."'\\.lua.*:[0-9]+: ' to '.lua...\"]:<line>: '")
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > --
> > -- gh-3272: Move SQL CHECK into server
> > @@ -733,13 +732,6 @@ physics_ck:drop()
> > -- Make sure that ck constraints are turned on/off with
> > -- :enable configurator.
> > --
> > -engine = test_run:get_cfg('engine')
> > ----
> > -...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > ----
> > -- row_count: 0
> > -...
> > box.execute("CREATE TABLE test(a INT PRIMARY KEY);");
> > ---
> > - row_count: 1
> > diff --git a/test/sql/checks.test.lua b/test/sql/checks.test.lua
> > index 4d33823..301f8ea 100644
> > --- a/test/sql/checks.test.lua
> > +++ b/test/sql/checks.test.lua
> > @@ -2,7 +2,7 @@ env = require('test_run')
> > test_run = env.new()
> > test_run:cmd("push filter ".."'\\.lua.*:[0-9]+: ' to '.lua...\"]:<line>: '")
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > --
> > -- gh-3272: Move SQL CHECK into server
> > @@ -239,8 +239,6 @@ physics_ck:drop()
> > -- Make sure that ck constraints are turned on/off with
> > -- :enable configurator.
> > --
> > -engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > box.execute("CREATE TABLE test(a INT PRIMARY KEY);");
> > box.execute('ALTER TABLE test ADD CONSTRAINT CK CHECK(a < 5);')
> > box.space.TEST:insert({10})
> > diff --git a/test/sql/clear.result b/test/sql/clear.result
> > index afa6520..2844a1e 100644
> > --- a/test/sql/clear.result
> > +++ b/test/sql/clear.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- box.cfg()
> > -- create space
> > @@ -18,8 +17,6 @@ box.execute("CREATE UNIQUE INDEX zoobar2 ON zoobar(c1, c4)")
> > ---
> > - row_count: 1
> > ...
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON;")
> > -- Seed entry
> > for i=1, 100 do box.execute(string.format("INSERT INTO zoobar VALUES (%d, %d, 'c3', 444)", i+i, i)) end
> > ---
> > diff --git a/test/sql/clear.test.lua b/test/sql/clear.test.lua
> > index 4c58767..d099de5 100644
> > --- a/test/sql/clear.test.lua
> > +++ b/test/sql/clear.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- box.cfg()
> >
> > @@ -8,9 +8,6 @@ box.execute('pragma sql_default_engine=\''..engine..'\'')
> > box.execute("CREATE TABLE zoobar (c1 INT, c2 INT PRIMARY KEY, c3 TEXT, c4 INT)")
> > box.execute("CREATE UNIQUE INDEX zoobar2 ON zoobar(c1, c4)")
> >
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON;")
> > -
> > -- Seed entry
> > for i=1, 100 do box.execute(string.format("INSERT INTO zoobar VALUES (%d, %d, 'c3', 444)", i+i, i)) end
> >
> > diff --git a/test/sql/collation.result b/test/sql/collation.result
> > index f8696b6..4e43a7c 100644
> > --- a/test/sql/collation.result
> > +++ b/test/sql/collation.result
> > @@ -7,9 +7,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- gh-3010: COLLATE after LIMIT should throw an error
> > -- All of these tests should throw error "near "COLLATE": syntax error"
> > diff --git a/test/sql/collation.test.lua b/test/sql/collation.test.lua
> > index a013253..9a2042c 100644
> > --- a/test/sql/collation.test.lua
> > +++ b/test/sql/collation.test.lua
> > @@ -1,7 +1,7 @@
> > remote = require('net.box')
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- gh-3010: COLLATE after LIMIT should throw an error
> >
> > diff --git a/test/sql/ddl.result b/test/sql/ddl.result
> > index 28acf37..aecd57a 100644
> > --- a/test/sql/ddl.result
> > +++ b/test/sql/ddl.result
> > @@ -8,9 +8,8 @@ json = require('json')
> > engine = test_run:get_cfg('engine')
> > | ---
> > | ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > | ---
> > - | - row_count: 0
> > | ...
> >
> > --
> > diff --git a/test/sql/ddl.test.lua b/test/sql/ddl.test.lua
> > index 6067b61..b99a520 100644
> > --- a/test/sql/ddl.test.lua
> > +++ b/test/sql/ddl.test.lua
> > @@ -1,7 +1,7 @@
> > test_run = require('test_run').new()
> > json = require('json')
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > --
> > -- gh-4086: SQL transactional DDL.
> > diff --git a/test/sql/delete-multiple-idx.result b/test/sql/delete-multiple-idx.result
> > index ca58feb..b517b5d 100644
> > --- a/test/sql/delete-multiple-idx.result
> > +++ b/test/sql/delete-multiple-idx.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- box.cfg()
> > -- Create space.
> > @@ -18,8 +17,6 @@ box.execute("CREATE UNIQUE INDEX t3y ON t3(y);");
> > ---
> > - row_count: 1
> > ...
> > --- Debug.
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > -- Seed entries.
> > box.execute("INSERT INTO t3 VALUES (1, 1, NULL);");
> > ---
> > diff --git a/test/sql/delete-multiple-idx.test.lua b/test/sql/delete-multiple-idx.test.lua
> > index a81cccc..2ca07da 100644
> > --- a/test/sql/delete-multiple-idx.test.lua
> > +++ b/test/sql/delete-multiple-idx.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- box.cfg()
> >
> > @@ -8,9 +8,6 @@ box.execute('pragma sql_default_engine=\''..engine..'\'')
> > box.execute("CREATE TABLE t3(id INT primary key,x INT,y INT);");
> > box.execute("CREATE UNIQUE INDEX t3y ON t3(y);");
> >
> > --- Debug.
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > -
> > -- Seed entries.
> > box.execute("INSERT INTO t3 VALUES (1, 1, NULL);");
> > box.execute("INSERT INTO t3 VALUES(2,9,NULL);");
> > diff --git a/test/sql/delete.result b/test/sql/delete.result
> > index e27c79d..8c53342 100644
> > --- a/test/sql/delete.result
> > +++ b/test/sql/delete.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- box.cfg()
> > -- create space
> > @@ -14,8 +13,6 @@ box.execute("CREATE TABLE t1(a INT, b INT, PRIMARY KEY(a, b));");
> > ---
> > - row_count: 1
> > ...
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > -- Seed entries
> > box.execute("INSERT INTO t1 VALUES(1, 2);");
> > ---
> > diff --git a/test/sql/delete.test.lua b/test/sql/delete.test.lua
> > index 75448d4..130a8ed 100644
> > --- a/test/sql/delete.test.lua
> > +++ b/test/sql/delete.test.lua
> > @@ -1,15 +1,12 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- box.cfg()
> >
> > -- create space
> > box.execute("CREATE TABLE t1(a INT, b INT, PRIMARY KEY(a, b));");
> >
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > -
> > -- Seed entries
> > box.execute("INSERT INTO t1 VALUES(1, 2);");
> > box.execute("INSERT INTO t1 VALUES(2, 4);");
> > diff --git a/test/sql/drop-index.result b/test/sql/drop-index.result
> > index e8eb642..0c7fe80 100644
> > --- a/test/sql/drop-index.result
> > +++ b/test/sql/drop-index.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- box.cfg()
> > -- create space
> > @@ -22,8 +21,6 @@ box.execute("CREATE INDEX zoobar3 ON zzoobar(c3)")
> > ---
> > - row_count: 1
> > ...
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zzoobar VALUES (111, 222, 'c3', 444)")
> > -- Dummy entry
> > box.execute("INSERT INTO zzoobar VALUES (111, 222, 'c3', 444)")
> > ---
> > diff --git a/test/sql/drop-index.test.lua b/test/sql/drop-index.test.lua
> > index 8cd86ee..13cd6be 100644
> > --- a/test/sql/drop-index.test.lua
> > +++ b/test/sql/drop-index.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- box.cfg()
> >
> > @@ -10,9 +10,6 @@ box.execute("CREATE TABLE zzoobar (c1 NUMBER, c2 INT PRIMARY KEY, c3 TEXT, c4 NU
> > box.execute("CREATE UNIQUE INDEX zoobar2 ON zzoobar(c1, c4)")
> > box.execute("CREATE INDEX zoobar3 ON zzoobar(c3)")
> >
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zzoobar VALUES (111, 222, 'c3', 444)")
> > -
> > -- Dummy entry
> > box.execute("INSERT INTO zzoobar VALUES (111, 222, 'c3', 444)")
> >
> > diff --git a/test/sql/drop-table.result b/test/sql/drop-table.result
> > index 7bc073d..807b42c 100644
> > --- a/test/sql/drop-table.result
> > +++ b/test/sql/drop-table.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- box.cfg()
> > -- create space
> > @@ -14,8 +13,6 @@ box.execute("CREATE TABLE zzzoobar (c1 INT, c2 INT PRIMARY KEY, c3 TEXT, c4 INT)
> > ---
> > - row_count: 1
> > ...
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zzzoobar VALUES (111, 222, 'c3', 444)")
> > box.execute("CREATE INDEX zb ON zzzoobar(c1, c3)")
> > ---
> > - row_count: 1
> > diff --git a/test/sql/drop-table.test.lua b/test/sql/drop-table.test.lua
> > index a310db1..19ee639 100644
> > --- a/test/sql/drop-table.test.lua
> > +++ b/test/sql/drop-table.test.lua
> > @@ -1,15 +1,12 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- box.cfg()
> >
> > -- create space
> > box.execute("CREATE TABLE zzzoobar (c1 INT, c2 INT PRIMARY KEY, c3 TEXT, c4 INT)")
> >
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zzzoobar VALUES (111, 222, 'c3', 444)")
> > -
> > box.execute("CREATE INDEX zb ON zzzoobar(c1, c3)")
> >
> > -- Dummy entry
> > diff --git a/test/sql/engine.cfg b/test/sql/engine.cfg
> > index efc42a1..a97f60a 100644
> > --- a/test/sql/engine.cfg
> > +++ b/test/sql/engine.cfg
> > @@ -2,9 +2,6 @@
> > "vinyl-opts.test.lua" : {
> > "vinyl": {"engine": "vinyl"}
> > },
> > - "sql-debug.test.lua": {
> > - "memtx": {"engine": "memtx"}
> > - },
> > "bind.test.lua": {
> > "remote": {"remote": "true"},
> > "local": {"remote": "false"}
> > diff --git a/test/sql/engine.result b/test/sql/engine.result
> > index ff87129..a246677 100644
> > --- a/test/sql/engine.result
> > +++ b/test/sql/engine.result
> > @@ -4,9 +4,9 @@ env = require('test_run')
> > test_run = env.new()
> > ---
> > ...
> > -box.execute("pragma sql_default_engine='vinyl'")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'vinyl'}})
> > ---
> > -- row_count: 0
> > +- ['sql_default_engine', 'vinyl']
> > ...
> > box.execute("CREATE TABLE t1_vinyl(a INT PRIMARY KEY, b INT, c INT);")
> > ---
> > @@ -16,9 +16,9 @@ box.execute("CREATE TABLE t2_vinyl(a INT PRIMARY KEY, b INT, c INT);")
> > ---
> > - row_count: 1
> > ...
> > -box.execute("pragma sql_default_engine='memtx'")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'memtx'}})
> > ---
> > -- row_count: 0
> > +- ['sql_default_engine', 'memtx']
> > ...
> > box.execute("CREATE TABLE t3_memtx(a INT PRIMARY KEY, b INT, c INT);")
> > ---
> > @@ -66,9 +66,9 @@ assert(box.space.T1_MEMTX.engine == 'memtx')
> > ---
> > - true
> > ...
> > -box.execute("pragma sql_default_engine='vinyl'")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'vinyl'}})
> > ---
> > -- row_count: 0
> > +- ['sql_default_engine', 'vinyl']
> > ...
> > box.execute("CREATE TABLE t2_vinyl (id INT PRIMARY KEY) WITH ENGINE = 'vinyl'")
> > ---
> > diff --git a/test/sql/engine.test.lua b/test/sql/engine.test.lua
> > index 112d3d3..d71cbc1 100644
> > --- a/test/sql/engine.test.lua
> > +++ b/test/sql/engine.test.lua
> > @@ -1,11 +1,11 @@
> > env = require('test_run')
> > test_run = env.new()
> >
> > -box.execute("pragma sql_default_engine='vinyl'")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'vinyl'}})
> > box.execute("CREATE TABLE t1_vinyl(a INT PRIMARY KEY, b INT, c INT);")
> > box.execute("CREATE TABLE t2_vinyl(a INT PRIMARY KEY, b INT, c INT);")
> >
> > -box.execute("pragma sql_default_engine='memtx'")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'memtx'}})
> > box.execute("CREATE TABLE t3_memtx(a INT PRIMARY KEY, b INT, c INT);")
> >
> > assert(box.space.T1_VINYL.engine == 'vinyl')
> > @@ -22,7 +22,7 @@ box.execute("CREATE TABLE t1_vinyl (id INT PRIMARY KEY) WITH ENGINE = 'vinyl'")
> > assert(box.space.T1_VINYL.engine == 'vinyl')
> > box.execute("CREATE TABLE t1_memtx (id INT PRIMARY KEY) WITH ENGINE = 'memtx'")
> > assert(box.space.T1_MEMTX.engine == 'memtx')
> > -box.execute("pragma sql_default_engine='vinyl'")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'vinyl'}})
> > box.execute("CREATE TABLE t2_vinyl (id INT PRIMARY KEY) WITH ENGINE = 'vinyl'")
> > assert(box.space.T2_VINYL.engine == 'vinyl')
> > box.execute("CREATE TABLE t2_memtx (id INT PRIMARY KEY) WITH ENGINE = 'memtx'")
> > diff --git a/test/sql/errinj.result b/test/sql/errinj.result
> > index 7ab522f..68c001f 100644
> > --- a/test/sql/errinj.result
> > +++ b/test/sql/errinj.result
> > @@ -7,9 +7,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > errinj = box.error.injection
> > ---
> > diff --git a/test/sql/errinj.test.lua b/test/sql/errinj.test.lua
> > index b978767..72e96a9 100644
> > --- a/test/sql/errinj.test.lua
> > +++ b/test/sql/errinj.test.lua
> > @@ -1,7 +1,7 @@
> > remote = require('net.box')
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > errinj = box.error.injection
> > fiber = require('fiber')
> >
> > diff --git a/test/sql/full_metadata.result b/test/sql/full_metadata.result
> > index 4631080..e4ea626 100644
> > --- a/test/sql/full_metadata.result
> > +++ b/test/sql/full_metadata.result
> > @@ -46,9 +46,9 @@ test_run:cmd("setopt delimiter ''");
> > | - true
> > | ...
> >
> > -execute("PRAGMA full_metadata = true;")
> > +execute([[UPDATE "_session_settings" SET "value" = true WHERE "name" = 'sql_full_metadata';]])
> > | ---
> > - | - row_count: 0
> > + | - row_count: 1
> > | ...
> > -- Make sure collation is presented in extended metadata.
> > --
> > @@ -118,9 +118,9 @@ execute("SELECT * FROM t;")
> > | - [1, 1, 'aSd']
> > | ...
> >
> > -execute("PRAGMA full_metadata = false;")
> > +execute([[UPDATE "_session_settings" SET "value" = false WHERE "name" = 'sql_full_metadata';]])
> > | ---
> > - | - row_count: 0
> > + | - row_count: 1
> > | ...
> >
> > test_run:cmd("setopt delimiter ';'")
> > diff --git a/test/sql/full_metadata.test.lua b/test/sql/full_metadata.test.lua
> > index e3b30f7..a9d3771 100644
> > --- a/test/sql/full_metadata.test.lua
> > +++ b/test/sql/full_metadata.test.lua
> > @@ -23,7 +23,7 @@ else
> > end;
> > test_run:cmd("setopt delimiter ''");
> >
> > -execute("PRAGMA full_metadata = true;")
> > +execute([[UPDATE "_session_settings" SET "value" = true WHERE "name" = 'sql_full_metadata';]])
> > -- Make sure collation is presented in extended metadata.
> > --
> > execute("SELECT 'aSd' COLLATE \"unicode_ci\";")
> > @@ -35,7 +35,7 @@ execute("SELECT c COLLATE \"unicode\" FROM t;")
> > execute("SELECT id, a, c FROM t;")
> > execute("SELECT * FROM t;")
> >
> > -execute("PRAGMA full_metadata = false;")
> > +execute([[UPDATE "_session_settings" SET "value" = false WHERE "name" = 'sql_full_metadata';]])
> >
> > test_run:cmd("setopt delimiter ';'")
> > if remote then
> > diff --git a/test/sql/func-recreate.result b/test/sql/func-recreate.result
> > index a0a67a1..3709df7 100644
> > --- a/test/sql/func-recreate.result
> > +++ b/test/sql/func-recreate.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- Check errors during function create process
> > fiber = require('fiber')
> > diff --git a/test/sql/func-recreate.test.lua b/test/sql/func-recreate.test.lua
> > index 0b32ea9..b76789f 100644
> > --- a/test/sql/func-recreate.test.lua
> > +++ b/test/sql/func-recreate.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- Check errors during function create process
> > fiber = require('fiber')
> > diff --git a/test/sql/gh-2362-select-access-rights.result b/test/sql/gh-2362-select-access-rights.result
> > index b15b0da..5ac82b1 100644
> > --- a/test/sql/gh-2362-select-access-rights.result
> > +++ b/test/sql/gh-2362-select-access-rights.result
> > @@ -4,12 +4,11 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -nb = require('net.box')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > ...
> > -box.execute("PRAGMA sql_default_engine='"..engine.."'")
> > +nb = require('net.box')
> > ---
> > -- row_count: 0
> > ...
> > box.execute("CREATE TABLE t1 (s1 INT PRIMARY KEY, s2 INT UNIQUE);")
> > ---
> > diff --git a/test/sql/gh-2362-select-access-rights.test.lua b/test/sql/gh-2362-select-access-rights.test.lua
> > index f2b66b6..3409dcd 100644
> > --- a/test/sql/gh-2362-select-access-rights.test.lua
> > +++ b/test/sql/gh-2362-select-access-rights.test.lua
> > @@ -1,8 +1,8 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > nb = require('net.box')
> >
> > -box.execute("PRAGMA sql_default_engine='"..engine.."'")
> > box.execute("CREATE TABLE t1 (s1 INT PRIMARY KEY, s2 INT UNIQUE);")
> > box.execute("CREATE TABLE t2 (s1 INT PRIMARY KEY);")
> > box.execute("INSERT INTO t1 VALUES (1, 1);")
> > diff --git a/test/sql/gh-2929-primary-key.result b/test/sql/gh-2929-primary-key.result
> > index 021d037..263b89d 100644
> > --- a/test/sql/gh-2929-primary-key.result
> > +++ b/test/sql/gh-2929-primary-key.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- All tables in SQL are now WITHOUT ROW ID, so if user
> > -- tries to create table without a primary key, an appropriate error message
> > diff --git a/test/sql/gh-2929-primary-key.test.lua b/test/sql/gh-2929-primary-key.test.lua
> > index 9cc6cd5..935d297 100644
> > --- a/test/sql/gh-2929-primary-key.test.lua
> > +++ b/test/sql/gh-2929-primary-key.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- All tables in SQL are now WITHOUT ROW ID, so if user
> > -- tries to create table without a primary key, an appropriate error message
> > diff --git a/test/sql/gh-2981-check-autoinc.result b/test/sql/gh-2981-check-autoinc.result
> > index d2938cd..71c06e5 100644
> > --- a/test/sql/gh-2981-check-autoinc.result
> > +++ b/test/sql/gh-2981-check-autoinc.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > box.cfg{}
> > ---
> > diff --git a/test/sql/gh-2981-check-autoinc.test.lua b/test/sql/gh-2981-check-autoinc.test.lua
> > index 0eb8f73..ed60964 100644
> > --- a/test/sql/gh-2981-check-autoinc.test.lua
> > +++ b/test/sql/gh-2981-check-autoinc.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > box.cfg{}
> >
> > diff --git a/test/sql/gh-3199-no-mem-leaks.result b/test/sql/gh-3199-no-mem-leaks.result
> > index e7ba1d2..35d8572 100644
> > --- a/test/sql/gh-3199-no-mem-leaks.result
> > +++ b/test/sql/gh-3199-no-mem-leaks.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > fiber = require('fiber')
> > ---
> > diff --git a/test/sql/gh-3199-no-mem-leaks.test.lua b/test/sql/gh-3199-no-mem-leaks.test.lua
> > index 54a6ce5..41648d0 100644
> > --- a/test/sql/gh-3199-no-mem-leaks.test.lua
> > +++ b/test/sql/gh-3199-no-mem-leaks.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > fiber = require('fiber')
> >
> > -- This test checks that no leaks of region memory happens during
> > diff --git a/test/sql/gh-3613-idx-alter-update-2.result b/test/sql/gh-3613-idx-alter-update-2.result
> > index ff63eb2..86965c4 100644
> > --- a/test/sql/gh-3613-idx-alter-update-2.result
> > +++ b/test/sql/gh-3613-idx-alter-update-2.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > box.execute('CREATE TABLE t (s1 INT PRIMARY KEY)')
> > ---
> > diff --git a/test/sql/gh-3613-idx-alter-update-2.test.lua b/test/sql/gh-3613-idx-alter-update-2.test.lua
> > index ff5b651..f67b847 100644
> > --- a/test/sql/gh-3613-idx-alter-update-2.test.lua
> > +++ b/test/sql/gh-3613-idx-alter-update-2.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > box.execute('CREATE TABLE t (s1 INT PRIMARY KEY)')
> > box.execute('CREATE INDEX i ON t (s1)')
> > diff --git a/test/sql/gh-3613-idx-alter-update.result b/test/sql/gh-3613-idx-alter-update.result
> > index ba323a6..e8afc4d 100644
> > --- a/test/sql/gh-3613-idx-alter-update.result
> > +++ b/test/sql/gh-3613-idx-alter-update.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > box.execute('CREATE TABLE t (s1 INT PRIMARY KEY)')
> > ---
> > diff --git a/test/sql/gh-3613-idx-alter-update.test.lua b/test/sql/gh-3613-idx-alter-update.test.lua
> > index 3027182..56843d3 100644
> > --- a/test/sql/gh-3613-idx-alter-update.test.lua
> > +++ b/test/sql/gh-3613-idx-alter-update.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > box.execute('CREATE TABLE t (s1 INT PRIMARY KEY)')
> > box.execute('CREATE INDEX i ON t (s1)')
> > diff --git a/test/sql/gh-3888-values-blob-assert.result b/test/sql/gh-3888-values-blob-assert.result
> > index 2cd6150..0a1af28 100644
> > --- a/test/sql/gh-3888-values-blob-assert.result
> > +++ b/test/sql/gh-3888-values-blob-assert.result
> > @@ -10,9 +10,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- check 'VALUES' against typedef keywords (should fail)
> > box.execute('VALUES(scalar)')
> > diff --git a/test/sql/gh-3888-values-blob-assert.test.lua b/test/sql/gh-3888-values-blob-assert.test.lua
> > index 0b7c385..497d563 100644
> > --- a/test/sql/gh-3888-values-blob-assert.test.lua
> > +++ b/test/sql/gh-3888-values-blob-assert.test.lua
> > @@ -6,7 +6,7 @@
> > --
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- check 'VALUES' against typedef keywords (should fail)
> > box.execute('VALUES(scalar)')
> > diff --git a/test/sql/gh2141-delete-trigger-drop-table.result b/test/sql/gh2141-delete-trigger-drop-table.result
> > index 1d373f5..f8981e4 100644
> > --- a/test/sql/gh2141-delete-trigger-drop-table.result
> > +++ b/test/sql/gh2141-delete-trigger-drop-table.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- create space
> > box.execute("CREATE TABLE t(id INT PRIMARY KEY)")
> > diff --git a/test/sql/gh2141-delete-trigger-drop-table.test.lua b/test/sql/gh2141-delete-trigger-drop-table.test.lua
> > index 4d21fd7..904b52e 100644
> > --- a/test/sql/gh2141-delete-trigger-drop-table.test.lua
> > +++ b/test/sql/gh2141-delete-trigger-drop-table.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- create space
> > box.execute("CREATE TABLE t(id INT PRIMARY KEY)")
> > diff --git a/test/sql/gh2251-multiple-update.result b/test/sql/gh2251-multiple-update.result
> > index 42ebf7f..f3658ed 100644
> > --- a/test/sql/gh2251-multiple-update.result
> > +++ b/test/sql/gh2251-multiple-update.result
> > @@ -5,9 +5,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- box.cfg()
> > box.execute("CREATE TABLE t1(a integer primary key, b INT UNIQUE, e INT);")
> > diff --git a/test/sql/gh2251-multiple-update.test.lua b/test/sql/gh2251-multiple-update.test.lua
> > index 4d55096..2d0e07d 100644
> > --- a/test/sql/gh2251-multiple-update.test.lua
> > +++ b/test/sql/gh2251-multiple-update.test.lua
> > @@ -1,7 +1,7 @@
> > -- Regression test for #2251
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- box.cfg()
> >
> > diff --git a/test/sql/gh2483-remote-persistency-check.result b/test/sql/gh2483-remote-persistency-check.result
> > index d69fcbd..3ee49b3 100644
> > --- a/test/sql/gh2483-remote-persistency-check.result
> > +++ b/test/sql/gh2483-remote-persistency-check.result
> > @@ -8,9 +8,8 @@ test_run = env.new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > box.schema.user.grant('guest', 'read,write,execute', 'universe')
> > ---
> > diff --git a/test/sql/gh2483-remote-persistency-check.test.lua b/test/sql/gh2483-remote-persistency-check.test.lua
> > index 7db1602..b36b402 100644
> > --- a/test/sql/gh2483-remote-persistency-check.test.lua
> > +++ b/test/sql/gh2483-remote-persistency-check.test.lua
> > @@ -2,7 +2,7 @@
> > env = require('test_run')
> > test_run = env.new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > box.schema.user.grant('guest', 'read,write,execute', 'universe')
> >
> > diff --git a/test/sql/gh2808-inline-unique-persistency-check.result b/test/sql/gh2808-inline-unique-persistency-check.result
> > index a277b3f..b84925c 100644
> > --- a/test/sql/gh2808-inline-unique-persistency-check.result
> > +++ b/test/sql/gh2808-inline-unique-persistency-check.result
> > @@ -8,9 +8,8 @@ test_run = env.new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- Create a table and insert a datum
> > box.execute([[CREATE TABLE t1(a INT PRIMARY KEY, b INT, UNIQUE(b));]])
> > diff --git a/test/sql/gh2808-inline-unique-persistency-check.test.lua b/test/sql/gh2808-inline-unique-persistency-check.test.lua
> > index 26b646a..bbffc92 100644
> > --- a/test/sql/gh2808-inline-unique-persistency-check.test.lua
> > +++ b/test/sql/gh2808-inline-unique-persistency-check.test.lua
> > @@ -2,7 +2,7 @@
> > env = require('test_run')
> > test_run = env.new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- Create a table and insert a datum
> > box.execute([[CREATE TABLE t1(a INT PRIMARY KEY, b INT, UNIQUE(b));]])
> > diff --git a/test/sql/icu-upper-lower.result b/test/sql/icu-upper-lower.result
> > index 8ff7528..f7b9dfa 100644
> > --- a/test/sql/icu-upper-lower.result
> > +++ b/test/sql/icu-upper-lower.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > test_run:cmd("setopt delimiter ';'")
> > ---
> > diff --git a/test/sql/icu-upper-lower.test.lua b/test/sql/icu-upper-lower.test.lua
> > index 00e9699..f358733 100644
> > --- a/test/sql/icu-upper-lower.test.lua
> > +++ b/test/sql/icu-upper-lower.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > test_run:cmd("setopt delimiter ';'")
> >
> > diff --git a/test/sql/insert-unique.result b/test/sql/insert-unique.result
> > index 1cf44c9..ff2930e 100644
> > --- a/test/sql/insert-unique.result
> > +++ b/test/sql/insert-unique.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- box.cfg()
> > -- create space
> > @@ -18,8 +17,6 @@ box.execute("CREATE UNIQUE INDEX zoobar2 ON zoobar(c1, c4)")
> > ---
> > - row_count: 1
> > ...
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > -- Seed entry
> > box.execute("INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > ---
> > diff --git a/test/sql/insert-unique.test.lua b/test/sql/insert-unique.test.lua
> > index 026bc9d..2c1214a 100644
> > --- a/test/sql/insert-unique.test.lua
> > +++ b/test/sql/insert-unique.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- box.cfg()
> >
> > @@ -8,9 +8,6 @@ box.execute('pragma sql_default_engine=\''..engine..'\'')
> > box.execute("CREATE TABLE zoobar (c1 INT, c2 INT PRIMARY KEY, c3 TEXT, c4 INT)")
> > box.execute("CREATE UNIQUE INDEX zoobar2 ON zoobar(c1, c4)")
> >
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > -
> > -- Seed entry
> > box.execute("INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> >
> > diff --git a/test/sql/integer-overflow.result b/test/sql/integer-overflow.result
> > index d6223ff..db5c2f7 100644
> > --- a/test/sql/integer-overflow.result
> > +++ b/test/sql/integer-overflow.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- gh-3735: make sure that integer overflows errors are
> > -- handled during VDBE execution.
> > diff --git a/test/sql/integer-overflow.test.lua b/test/sql/integer-overflow.test.lua
> > index 17051f9..2ac9799 100644
> > --- a/test/sql/integer-overflow.test.lua
> > +++ b/test/sql/integer-overflow.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- gh-3735: make sure that integer overflows errors are
> > -- handled during VDBE execution.
> > diff --git a/test/sql/iproto.result b/test/sql/iproto.result
> > index 3240c2b..9f67df9 100644
> > --- a/test/sql/iproto.result
> > +++ b/test/sql/iproto.result
> > @@ -7,9 +7,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > box.execute('create table test (id int primary key, a NUMBER, b text)')
> > ---
> > diff --git a/test/sql/iproto.test.lua b/test/sql/iproto.test.lua
> > index b5ec2c0..4019fb7 100644
> > --- a/test/sql/iproto.test.lua
> > +++ b/test/sql/iproto.test.lua
> > @@ -1,7 +1,7 @@
> > remote = require('net.box')
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > box.execute('create table test (id int primary key, a NUMBER, b text)')
> > space = box.space.TEST
> > diff --git a/test/sql/max-on-index.result b/test/sql/max-on-index.result
> > index 57ce95b..1cd488f 100644
> > --- a/test/sql/max-on-index.result
> > +++ b/test/sql/max-on-index.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- box.cfg()
> > -- create space
> > @@ -24,8 +23,6 @@ box.execute("CREATE TABLE test2 (f1 INT, f2 INT, PRIMARY KEY(f1))")
> > ---
> > - row_count: 1
> > ...
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > -- Seed entries
> > box.execute("INSERT INTO test1 VALUES(1, 2)");
> > ---
> > diff --git a/test/sql/max-on-index.test.lua b/test/sql/max-on-index.test.lua
> > index 4cceaa7..912602e 100644
> > --- a/test/sql/max-on-index.test.lua
> > +++ b/test/sql/max-on-index.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- box.cfg()
> >
> > @@ -12,9 +12,6 @@ box.execute("CREATE INDEX test1_index ON test1 (f2)")
> > -- integer affinity
> > box.execute("CREATE TABLE test2 (f1 INT, f2 INT, PRIMARY KEY(f1))")
> >
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > -
> > -- Seed entries
> > box.execute("INSERT INTO test1 VALUES(1, 2)");
> > box.execute("INSERT INTO test1 VALUES(2, NULL)");
> > diff --git a/test/sql/message-func-indexes.result b/test/sql/message-func-indexes.result
> > index 69e3ee0..002dbd8 100644
> > --- a/test/sql/message-func-indexes.result
> > +++ b/test/sql/message-func-indexes.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- Creating tables.
> > box.execute("CREATE TABLE t1(id INTEGER PRIMARY KEY, a INTEGER)")
> > diff --git a/test/sql/message-func-indexes.test.lua b/test/sql/message-func-indexes.test.lua
> > index 9ac5f47..3cbfe3e 100644
> > --- a/test/sql/message-func-indexes.test.lua
> > +++ b/test/sql/message-func-indexes.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- Creating tables.
> > box.execute("CREATE TABLE t1(id INTEGER PRIMARY KEY, a INTEGER)")
> > diff --git a/test/sql/misc.result b/test/sql/misc.result
> > index 050d378..0190a58 100644
> > --- a/test/sql/misc.result
> > +++ b/test/sql/misc.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- Forbid multistatement queries.
> > box.execute('select 1;')
> > diff --git a/test/sql/misc.test.lua b/test/sql/misc.test.lua
> > index 541660c..6324422 100644
> > --- a/test/sql/misc.test.lua
> > +++ b/test/sql/misc.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- Forbid multistatement queries.
> > box.execute('select 1;')
> > diff --git a/test/sql/no-pk-space.result b/test/sql/no-pk-space.result
> > index 025f363..12f2407 100644
> > --- a/test/sql/no-pk-space.result
> > +++ b/test/sql/no-pk-space.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > format = {}
> > ---
> > diff --git a/test/sql/no-pk-space.test.lua b/test/sql/no-pk-space.test.lua
> > index 318c2ac..d7f9479 100644
> > --- a/test/sql/no-pk-space.test.lua
> > +++ b/test/sql/no-pk-space.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > format = {}
> > format[1] = {'id', 'integer'}
> > diff --git a/test/sql/on-conflict.result b/test/sql/on-conflict.result
> > index d5a6938..ab6e4f4 100644
> > --- a/test/sql/on-conflict.result
> > +++ b/test/sql/on-conflict.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > --
> > -- Check that original sql ON CONFLICT clause is really
> > diff --git a/test/sql/on-conflict.test.lua b/test/sql/on-conflict.test.lua
> > index 1aa4d1b..ec85fe2 100644
> > --- a/test/sql/on-conflict.test.lua
> > +++ b/test/sql/on-conflict.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > --
> > -- Check that original sql ON CONFLICT clause is really
> > -- disabled.
> > diff --git a/test/sql/persistency.result b/test/sql/persistency.result
> > index f8f992c..6d14d4c 100644
> > --- a/test/sql/persistency.result
> > +++ b/test/sql/persistency.result
> > @@ -7,9 +7,8 @@ test_run = env.new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- create space
> > box.execute("CREATE TABLE foobar (foo INT PRIMARY KEY, bar TEXT)")
> > diff --git a/test/sql/persistency.test.lua b/test/sql/persistency.test.lua
> > index 1964453..fdd0bb6 100644
> > --- a/test/sql/persistency.test.lua
> > +++ b/test/sql/persistency.test.lua
> > @@ -1,7 +1,7 @@
> > env = require('test_run')
> > test_run = env.new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- create space
> > box.execute("CREATE TABLE foobar (foo INT PRIMARY KEY, bar TEXT)")
> > diff --git a/test/sql/row-count.result b/test/sql/row-count.result
> > index 6bf74ed..02acd79 100644
> > --- a/test/sql/row-count.result
> > +++ b/test/sql/row-count.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- Test cases concerning row count calculations.
> > --
> > @@ -314,13 +313,9 @@ box.execute("SELECT ROW_COUNT();")
> > rows:
> > - [0]
> > ...
> > -box.execute('PRAGMA recursive_triggers')
> > +box.space._session_settings:get('sql_recursive_triggers')
> > ---
> > -- metadata:
> > - - name: recursive_triggers
> > - type: integer
> > - rows:
> > - - [1]
> > +- ['sql_recursive_triggers', true]
> > ...
> > -- Clean-up.
> > --
> > diff --git a/test/sql/row-count.test.lua b/test/sql/row-count.test.lua
> > index 369e7fa..d381672 100644
> > --- a/test/sql/row-count.test.lua
> > +++ b/test/sql/row-count.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- Test cases concerning row count calculations.
> > --
> > @@ -65,7 +65,7 @@ box.execute("SELECT ROW_COUNT();")
> > box.execute("SELECT ROW_COUNT();")
> > box.execute("EXPLAIN QUERY PLAN INSERT INTO t1 VALUES ('b'), ('c'), ('d');")
> > box.execute("SELECT ROW_COUNT();")
> > -box.execute('PRAGMA recursive_triggers')
> > +box.space._session_settings:get('sql_recursive_triggers')
> >
> > -- Clean-up.
> > --
> > diff --git a/test/sql/savepoints.result b/test/sql/savepoints.result
> > index e48db30..509c33e 100644
> > --- a/test/sql/savepoints.result
> > +++ b/test/sql/savepoints.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- These tests check that SQL savepoints properly work outside
> > -- transactions as well as inside transactions started in Lua.
> > diff --git a/test/sql/savepoints.test.lua b/test/sql/savepoints.test.lua
> > index 99622a4..f1b15c7 100644
> > --- a/test/sql/savepoints.test.lua
> > +++ b/test/sql/savepoints.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- These tests check that SQL savepoints properly work outside
> > -- transactions as well as inside transactions started in Lua.
> > diff --git a/test/sql/select-null.result b/test/sql/select-null.result
> > index 83d9776..5bd46cd 100644
> > --- a/test/sql/select-null.result
> > +++ b/test/sql/select-null.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- box.cfg()
> > -- create space
> > @@ -14,8 +13,6 @@ box.execute("CREATE TABLE t3(id INT, a text, b TEXT, PRIMARY KEY(id))")
> > ---
> > - row_count: 1
> > ...
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > -- Seed entries
> > box.execute("INSERT INTO t3 VALUES(1, 'abc',NULL)");
> > ---
> > diff --git a/test/sql/select-null.test.lua b/test/sql/select-null.test.lua
> > index a49eb43..2ce964d 100644
> > --- a/test/sql/select-null.test.lua
> > +++ b/test/sql/select-null.test.lua
> > @@ -1,15 +1,12 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- box.cfg()
> >
> > -- create space
> > box.execute("CREATE TABLE t3(id INT, a text, b TEXT, PRIMARY KEY(id))")
> >
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > -
> > -- Seed entries
> > box.execute("INSERT INTO t3 VALUES(1, 'abc',NULL)");
> > box.execute("INSERT INTO t3 VALUES(2, NULL,'xyz')");
> > diff --git a/test/sql/sql-debug.result b/test/sql/sql-debug.result
> > deleted file mode 100644
> > index ce87f11..0000000
> > --- a/test/sql/sql-debug.result
> > +++ /dev/null
> > @@ -1,55 +0,0 @@
> > -remote = require('net.box')
> > ----
> > -...
> > -test_run = require('test_run').new()
> > ----
> > -...
> > ---
> > --- gh-3832: Some statements do not return column type
> > --- Check that "PRAGMA parser_trace" returns 0 or 1 if called
> > --- without parameter.
> > -result = box.execute('PRAGMA parser_trace').rows
> > ----
> > -...
> > -box.execute('PRAGMA parser_trace = 1')
> > ----
> > -- row_count: 0
> > -...
> > -box.execute('PRAGMA parser_trace')
> > ----
> > -- metadata:
> > - - name: parser_trace
> > - type: integer
> > - rows:
> > - - [1]
> > -...
> > -box.execute('PRAGMA parser_trace = '.. result[1][1])
> > ----
> > -- row_count: 0
> > -...
> > ---
> > --- Make PRAGMA command return the result as a result set.
> > ---
> > -box.execute('PRAGMA')
> > ----
> > -- metadata:
> > - - name: pragma_name
> > - type: text
> > - - name: pragma_value
> > - type: integer
> > - rows:
> > - - ['defer_foreign_keys', 0]
> > - - ['full_column_names', 0]
> > - - ['full_metadata', 0]
> > - - ['parser_trace', 0]
> > - - ['recursive_triggers', 1]
> > - - ['reverse_unordered_selects', 0]
> > - - ['select_trace', 0]
> > - - ['sql_trace', 0]
> > - - ['vdbe_addoptrace', 0]
> > - - ['vdbe_debug', 0]
> > - - ['vdbe_eqp', 0]
> > - - ['vdbe_listing', 0]
> > - - ['vdbe_trace', 0]
> > - - ['where_trace', 0]
> > -...
> > diff --git a/test/sql/sql-debug.test.lua b/test/sql/sql-debug.test.lua
> > deleted file mode 100644
> > index edd0ef4..0000000
> > --- a/test/sql/sql-debug.test.lua
> > +++ /dev/null
> > @@ -1,17 +0,0 @@
> > -remote = require('net.box')
> > -test_run = require('test_run').new()
> > -
> > ---
> > --- gh-3832: Some statements do not return column type
> > -
> > --- Check that "PRAGMA parser_trace" returns 0 or 1 if called
> > --- without parameter.
> > -result = box.execute('PRAGMA parser_trace').rows
> > -box.execute('PRAGMA parser_trace = 1')
> > -box.execute('PRAGMA parser_trace')
> > -box.execute('PRAGMA parser_trace = '.. result[1][1])
> > -
> > ---
> > --- Make PRAGMA command return the result as a result set.
> > ---
> > -box.execute('PRAGMA')
> > diff --git a/test/sql/sql-statN-index-drop.test.lua b/test/sql/sql-statN-index-drop.test.lua
> > index 5477a2a..7e3a04e 100644
> > --- a/test/sql/sql-statN-index-drop.test.lua
> > +++ b/test/sql/sql-statN-index-drop.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- Initializing some things.
> > box.execute("CREATE TABLE t1(id INT PRIMARY KEY, a INT);")
> > diff --git a/test/sql/suite.ini b/test/sql/suite.ini
> > index a8664c5..57e78f1 100644
> > --- a/test/sql/suite.ini
> > +++ b/test/sql/suite.ini
> > @@ -7,7 +7,7 @@ use_unix_sockets_iproto = True
> > config = engine.cfg
> > is_parallel = True
> > lua_libs = lua/sql_tokenizer.lua
> > -release_disabled = errinj.test.lua view_delayed_wal.test.lua sql-debug.test.lua
> > +release_disabled = errinj.test.lua view_delayed_wal.test.lua
> > disabled = sql-statN-index-drop.test.lua
> > pretest_clean = True
> > fragile = dll.test.lua ; gh-4427
> > diff --git a/test/sql/tokenizer.result b/test/sql/tokenizer.result
> > index 1ae9ef2..d127bd0 100644
> > --- a/test/sql/tokenizer.result
> > +++ b/test/sql/tokenizer.result
> > @@ -7,9 +7,8 @@ test_run = env.new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > sql_tokenizer = require('sql_tokenizer')
> > ---
> > diff --git a/test/sql/tokenizer.test.lua b/test/sql/tokenizer.test.lua
> > index 3f5dd12..39fdf1f 100644
> > --- a/test/sql/tokenizer.test.lua
> > +++ b/test/sql/tokenizer.test.lua
> > @@ -1,7 +1,7 @@
> > env = require('test_run')
> > test_run = env.new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > sql_tokenizer = require('sql_tokenizer')
> >
> > diff --git a/test/sql/transition.result b/test/sql/transition.result
> > index 9738092..c14055b 100644
> > --- a/test/sql/transition.result
> > +++ b/test/sql/transition.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- create space
> > box.execute("CREATE TABLE foobar (foo INT PRIMARY KEY, bar TEXT)")
> > diff --git a/test/sql/transition.test.lua b/test/sql/transition.test.lua
> > index a05c26a..053a3cd 100644
> > --- a/test/sql/transition.test.lua
> > +++ b/test/sql/transition.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- create space
> > box.execute("CREATE TABLE foobar (foo INT PRIMARY KEY, bar TEXT)")
> > diff --git a/test/sql/transitive-transactions.result b/test/sql/transitive-transactions.result
> > index 29c7316..91c35a3 100644
> > --- a/test/sql/transitive-transactions.result
> > +++ b/test/sql/transitive-transactions.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute("pragma sql_default_engine=\'"..engine.."\'")
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > test_run:cmd("setopt delimiter ';'")
> > ---
> > @@ -88,7 +87,7 @@ box.space.PARENT:select();
> > ---
> > - - [1, 1]
> > ...
> > --- Make sure that 'PRAGMA defer_foreign_keys' works.
> > +-- Make sure that setting 'defer_foreign_keys' works.
> > --
> > box.execute('DROP TABLE child;')
> > box.execute('CREATE TABLE child(id INT PRIMARY KEY, x INT REFERENCES parent(y))')
> > @@ -116,7 +115,7 @@ box.space.PARENT:select();
> > ---
> > - - [1, 1]
> > ...
> > -box.execute('PRAGMA defer_foreign_keys = 1;')
> > +box.space._session_settings:update('sql_defer_foreign_keys', {{'=', 2, true}})
> > box.rollback()
> > fk_defer();
> > ---
> > @@ -131,7 +130,7 @@ box.space.PARENT:select();
> > - [2, 2]
> > ...
> > -- Cleanup
> > -box.execute('PRAGMA defer_foreign_keys = 0;')
> > +box.space._session_settings:update('sql_defer_foreign_keys', {{'=', 2, false}})
> >
> > box.execute('DROP TABLE child;');
> > ---
> > diff --git a/test/sql/transitive-transactions.test.lua b/test/sql/transitive-transactions.test.lua
> > index 4633f07..5565de7 100644
> > --- a/test/sql/transitive-transactions.test.lua
> > +++ b/test/sql/transitive-transactions.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute("pragma sql_default_engine=\'"..engine.."\'")
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > test_run:cmd("setopt delimiter ';'")
> >
> > -- These tests are aimed at checking transitive transactions
> > @@ -45,7 +45,7 @@ fk_violation_3();
> > box.space.CHILD:select();
> > box.space.PARENT:select();
> >
> > --- Make sure that 'PRAGMA defer_foreign_keys' works.
> > +-- Make sure that setting 'defer_foreign_keys' works.
> > --
> > box.execute('DROP TABLE child;')
> > box.execute('CREATE TABLE child(id INT PRIMARY KEY, x INT REFERENCES parent(y))')
> > @@ -62,13 +62,12 @@ end;
> > fk_defer();
> > box.space.CHILD:select();
> > box.space.PARENT:select();
> > -box.execute('PRAGMA defer_foreign_keys = 1;')
> > +box.space._session_settings:update('sql_defer_foreign_keys', {{'=', 2, true}})
> > box.rollback()
> > fk_defer();
> > box.space.CHILD:select();
> > box.space.PARENT:select();
> > -
> > -box.execute('PRAGMA defer_foreign_keys = 0;')
> > +box.space._session_settings:update('sql_defer_foreign_keys', {{'=', 2, false}})
> >
> > -- Cleanup
> > box.execute('DROP TABLE child;');
> > diff --git a/test/sql/triggers.result b/test/sql/triggers.result
> > index 7611ea9..ceecb8e 100644
> > --- a/test/sql/triggers.result
> > +++ b/test/sql/triggers.result
> > @@ -7,9 +7,8 @@ test_run = env.new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- Get invariant part of the tuple; name and opts don't change.
> > function immutable_part(data) local r = {} for i, l in pairs(data) do table.insert(r, {l.name, l.opts}) end return r end
> > @@ -292,9 +291,9 @@ box.execute("DROP TABLE T1;")
> > -- gh-3531: Assertion with trigger and two storage engines
> > --
> > -- Case 1: Src 'vinyl' table; Dst 'memtx' table
> > -box.execute("PRAGMA sql_default_engine ('vinyl');")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'vinyl'}})
> > ---
> > -- row_count: 0
> > +- ['sql_default_engine', 'vinyl']
> > ...
> > box.execute("CREATE TABLE m (s0 INT PRIMARY KEY, s1 TEXT UNIQUE);")
> > ---
> > @@ -304,9 +303,9 @@ box.execute("CREATE TRIGGER m1 BEFORE UPDATE ON m FOR EACH ROW BEGIN UPDATE n SE
> > ---
> > - row_count: 1
> > ...
> > -box.execute("PRAGMA sql_default_engine('memtx');")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'memtx'}})
> > ---
> > -- row_count: 0
> > +- ['sql_default_engine', 'memtx']
> > ...
> > box.execute("CREATE TABLE n (s0 INT PRIMARY KEY, s1 TEXT UNIQUE, s2 NUMBER);")
> > ---
> > @@ -336,9 +335,9 @@ box.execute("DROP TABLE n;")
> > - row_count: 1
> > ...
> > -- Case 2: Src 'memtx' table; Dst 'vinyl' table
> > -box.execute("PRAGMA sql_default_engine ('memtx');")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'memtx'}})
> > ---
> > -- row_count: 0
> > +- ['sql_default_engine', 'memtx']
> > ...
> > box.execute("CREATE TABLE m (s0 INT PRIMARY KEY, s1 TEXT UNIQUE);")
> > ---
> > @@ -348,9 +347,9 @@ box.execute("CREATE TRIGGER m1 BEFORE UPDATE ON m FOR EACH ROW BEGIN UPDATE n SE
> > ---
> > - row_count: 1
> > ...
> > -box.execute("PRAGMA sql_default_engine('vinyl');")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'vinyl'}})
> > ---
> > -- row_count: 0
> > +- ['sql_default_engine', 'vinyl']
> > ...
> > box.execute("CREATE TABLE n (s0 INT PRIMARY KEY, s1 TEXT UNIQUE, s2 NUMBER);")
> > ---
> > @@ -380,17 +379,17 @@ box.execute("DROP TABLE n;")
> > - row_count: 1
> > ...
> > -- Test SQL Transaction with LUA
> > -box.execute("PRAGMA sql_default_engine ('memtx');")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'memtx'}})
> > ---
> > -- row_count: 0
> > +- ['sql_default_engine', 'memtx']
> > ...
> > box.execute("CREATE TABLE test (id INT PRIMARY KEY)")
> > ---
> > - row_count: 1
> > ...
> > -box.execute("PRAGMA sql_default_engine='vinyl'")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'vinyl'}})
> > ---
> > -- row_count: 0
> > +- ['sql_default_engine', 'vinyl']
> > ...
> > box.execute("CREATE TABLE test2 (id INT PRIMARY KEY)")
> > ---
> > diff --git a/test/sql/triggers.test.lua b/test/sql/triggers.test.lua
> > index f0397dc..f5c8a39 100644
> > --- a/test/sql/triggers.test.lua
> > +++ b/test/sql/triggers.test.lua
> > @@ -1,7 +1,7 @@
> > env = require('test_run')
> > test_run = env.new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- Get invariant part of the tuple; name and opts don't change.
> > function immutable_part(data) local r = {} for i, l in pairs(data) do table.insert(r, {l.name, l.opts}) end return r end
> > @@ -100,10 +100,10 @@ box.execute("DROP TABLE T1;")
> > -- gh-3531: Assertion with trigger and two storage engines
> > --
> > -- Case 1: Src 'vinyl' table; Dst 'memtx' table
> > -box.execute("PRAGMA sql_default_engine ('vinyl');")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'vinyl'}})
> > box.execute("CREATE TABLE m (s0 INT PRIMARY KEY, s1 TEXT UNIQUE);")
> > box.execute("CREATE TRIGGER m1 BEFORE UPDATE ON m FOR EACH ROW BEGIN UPDATE n SET s2 = 'now'; END;")
> > -box.execute("PRAGMA sql_default_engine('memtx');")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'memtx'}})
> > box.execute("CREATE TABLE n (s0 INT PRIMARY KEY, s1 TEXT UNIQUE, s2 NUMBER);")
> > box.execute("INSERT INTO m VALUES (0, '0');")
> > box.execute("INSERT INTO n VALUES (0, '',null);")
> > @@ -116,10 +116,10 @@ box.execute("DROP TABLE n;")
> >
> >
> > -- Case 2: Src 'memtx' table; Dst 'vinyl' table
> > -box.execute("PRAGMA sql_default_engine ('memtx');")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'memtx'}})
> > box.execute("CREATE TABLE m (s0 INT PRIMARY KEY, s1 TEXT UNIQUE);")
> > box.execute("CREATE TRIGGER m1 BEFORE UPDATE ON m FOR EACH ROW BEGIN UPDATE n SET s2 = 'now'; END;")
> > -box.execute("PRAGMA sql_default_engine('vinyl');")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'vinyl'}})
> > box.execute("CREATE TABLE n (s0 INT PRIMARY KEY, s1 TEXT UNIQUE, s2 NUMBER);")
> > box.execute("INSERT INTO m VALUES (0, '0');")
> > box.execute("INSERT INTO n VALUES (0, '',null);")
> > @@ -131,9 +131,9 @@ box.execute("DROP TABLE m;")
> > box.execute("DROP TABLE n;")
> >
> > -- Test SQL Transaction with LUA
> > -box.execute("PRAGMA sql_default_engine ('memtx');")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'memtx'}})
> > box.execute("CREATE TABLE test (id INT PRIMARY KEY)")
> > -box.execute("PRAGMA sql_default_engine='vinyl'")
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'vinyl'}})
> > box.execute("CREATE TABLE test2 (id INT PRIMARY KEY)")
> > box.execute("INSERT INTO test2 VALUES (2)")
> > box.execute("START TRANSACTION")
> > diff --git a/test/sql/update-with-nested-select.result b/test/sql/update-with-nested-select.result
> > index 3172430..2b6525e 100644
> > --- a/test/sql/update-with-nested-select.result
> > +++ b/test/sql/update-with-nested-select.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- box.cfg()
> > -- create space
> > @@ -14,8 +13,6 @@ box.execute("CREATE TABLE t1(a integer primary key, b INT UNIQUE, e INT);");
> > ---
> > - row_count: 1
> > ...
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > -- Seed entries
> > box.execute("INSERT INTO t1 VALUES(1,4,6);");
> > ---
> > diff --git a/test/sql/update-with-nested-select.test.lua b/test/sql/update-with-nested-select.test.lua
> > index 88424fc..631ce3566 100644
> > --- a/test/sql/update-with-nested-select.test.lua
> > +++ b/test/sql/update-with-nested-select.test.lua
> > @@ -1,15 +1,12 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- box.cfg()
> >
> > -- create space
> > box.execute("CREATE TABLE t1(a integer primary key, b INT UNIQUE, e INT);");
> >
> > --- Debug
> > --- box.execute("PRAGMA vdbe_debug=ON ; INSERT INTO zoobar VALUES (111, 222, 'c3', 444)")
> > -
> > -- Seed entries
> > box.execute("INSERT INTO t1 VALUES(1,4,6);");
> > box.execute("INSERT INTO t1 VALUES(2,5,7);");
> > diff --git a/test/sql/upgrade.result b/test/sql/upgrade.result
> > index f0997e1..8803d2d 100644
> > --- a/test/sql/upgrade.result
> > +++ b/test/sql/upgrade.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > work_dir = 'sql/upgrade/1.10/'
> > ---
> > diff --git a/test/sql/upgrade.test.lua b/test/sql/upgrade.test.lua
> > index 37425ae..ad3b20e 100644
> > --- a/test/sql/upgrade.test.lua
> > +++ b/test/sql/upgrade.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > work_dir = 'sql/upgrade/1.10/'
> > test_run:cmd('create server upgrade with script="sql/upgrade/upgrade.lua", workdir="' .. work_dir .. '"')
> > diff --git a/test/sql/view.result b/test/sql/view.result
> > index d845df8..f3b4da1 100644
> > --- a/test/sql/view.result
> > +++ b/test/sql/view.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > -- Verify that constraints on 'view' option are working.
> > -- box.cfg()
> > diff --git a/test/sql/view.test.lua b/test/sql/view.test.lua
> > index 0008056..76ea303 100644
> > --- a/test/sql/view.test.lua
> > +++ b/test/sql/view.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> >
> > -- Verify that constraints on 'view' option are working.
> >
> > diff --git a/test/sql/view_delayed_wal.result b/test/sql/view_delayed_wal.result
> > index d518e7d..14f3bff 100644
> > --- a/test/sql/view_delayed_wal.result
> > +++ b/test/sql/view_delayed_wal.result
> > @@ -4,9 +4,8 @@ test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > ---
> > ...
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > ---
> > -- row_count: 0
> > ...
> > fiber = require('fiber')
> > ---
> > diff --git a/test/sql/view_delayed_wal.test.lua b/test/sql/view_delayed_wal.test.lua
> > index 7e6fce6..6660fd2 100644
> > --- a/test/sql/view_delayed_wal.test.lua
> > +++ b/test/sql/view_delayed_wal.test.lua
> > @@ -1,6 +1,6 @@
> > test_run = require('test_run').new()
> > engine = test_run:get_cfg('engine')
> > -box.execute('pragma sql_default_engine=\''..engine..'\'')
> > +_ = box.space._session_settings:update('sql_default_engine', {{'=', 2, engine}})
> > fiber = require('fiber')
> >
> > -- View reference counters are incremented before firing
> > diff --git a/test/sql/vinyl-opts.result b/test/sql/vinyl-opts.result
> > index 10a649a..4d80245 100644
> > --- a/test/sql/vinyl-opts.result
> > +++ b/test/sql/vinyl-opts.result
> > @@ -13,9 +13,9 @@ test_run:cmd("switch test")
> > ---
> > - true
> > ...
> > -box.execute('pragma sql_default_engine= \'vinyl\'')
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'vinyl'}})
> > ---
> > -- row_count: 0
> > +- ['sql_default_engine', 'vinyl']
> > ...
> > box.execute('CREATE TABLE v1 (id INT PRIMARY KEY, b INT);')
> > ---
> > diff --git a/test/sql/vinyl-opts.test.lua b/test/sql/vinyl-opts.test.lua
> > index 4460724..a0cb775 100644
> > --- a/test/sql/vinyl-opts.test.lua
> > +++ b/test/sql/vinyl-opts.test.lua
> > @@ -3,7 +3,7 @@ test_run:cmd("create server test with script='sql/vinyl-opts-cfg.lua'")
> > test_run:cmd("start server test")
> > test_run:cmd("switch test")
> >
> > -box.execute('pragma sql_default_engine= \'vinyl\'')
> > +box.space._session_settings:update('sql_default_engine', {{'=', 2, 'vinyl'}})
> > box.execute('CREATE TABLE v1 (id INT PRIMARY KEY, b INT);')
> > box.space.V1.index[0].options
> >
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