[tarantool-patches] [PATCH v5 4/6] sql: fix "PRAGMA case_sensitive_like" result
imeevma at tarantool.org
imeevma at tarantool.org
Tue Jan 29 17:29:42 MSK 2019
Currently PRAGMA case_sensitive_like returns nothing. This seems
wrong, since other similar pragmas return their status. Fixed in
the current patch.
---
src/box/sql/pragma.c | 23 +++++++++--------------
src/box/sql/pragma.h | 7 +++----
src/box/sql/sqliteInt.h | 2 ++
test/sql/misc.result | 17 +++++++++++++++++
test/sql/misc.test.lua | 10 ++++++++++
5 files changed, 41 insertions(+), 18 deletions(-)
diff --git a/src/box/sql/pragma.c b/src/box/sql/pragma.c
index 5e276b4..a610345 100644
--- a/src/box/sql/pragma.c
+++ b/src/box/sql/pragma.c
@@ -487,6 +487,15 @@ sqlite3Pragma(Parse * pParse, Token * pId, /* First part of [schema.]id field */
sqlite3ParserTrace(0, 0);
}
#endif
+ /*
+ * Reinstall the LIKE and functions. The
+ * variant of LIKE * used will be case
+ * sensitive or not depending on the RHS.
+ */
+ if (mask == LIKE_CASE_SENS_FLAG) {
+ sqlite3RegisterLikeFunctions(db,
+ !is_pragma_set);
+ }
}
break;
}
@@ -567,20 +576,6 @@ sqlite3Pragma(Parse * pParse, Token * pId, /* First part of [schema.]id field */
break;
}
- /*
- * Reinstall the LIKE and functions. The variant
- * of LIKE * used will be case sensitive or not
- * depending on the RHS.
- */
- case PragTyp_CASE_SENSITIVE_LIKE:{
- if (zRight) {
- int is_like_ci =
- !(sqlite3GetBoolean(zRight, 0));
- sqlite3RegisterLikeFunctions(db, is_like_ci);
- }
- break;
- }
-
case PragTyp_DEFAULT_ENGINE: {
if (zRight == NULL) {
const char *engine_name =
diff --git a/src/box/sql/pragma.h b/src/box/sql/pragma.h
index 4837923..6ccf720 100644
--- a/src/box/sql/pragma.h
+++ b/src/box/sql/pragma.h
@@ -6,7 +6,6 @@
/* The various pragma types */
#define PragTyp_BUSY_TIMEOUT 1
-#define PragTyp_CASE_SENSITIVE_LIKE 2
#define PragTyp_COLLATION_LIST 3
#define PragTyp_FLAG 5
#define PragTyp_FOREIGN_KEY_LIST 9
@@ -92,10 +91,10 @@ static const PragmaName aPragmaName[] = {
/* ColNames: */ 31, 1,
/* iArg: */ 0},
{ /* zName: */ "case_sensitive_like",
- /* ePragTyp: */ PragTyp_CASE_SENSITIVE_LIKE,
- /* ePragFlg: */ PragFlg_NoColumns,
+ /* ePragTyp: */ PragTyp_FLAG,
+ /* ePragFlg: */ PragFlg_Result0 | PragFlg_NoColumns1,
/* ColNames: */ 0, 0,
- /* iArg: */ 0},
+ /* iArg: */ LIKE_CASE_SENS_FLAG},
{ /* zName: */ "collation_list",
/* ePragTyp: */ PragTyp_COLLATION_LIST,
/* ePragFlg: */ PragFlg_Result0,
diff --git a/src/box/sql/sqliteInt.h b/src/box/sql/sqliteInt.h
index 740db9f..026fada 100644
--- a/src/box/sql/sqliteInt.h
+++ b/src/box/sql/sqliteInt.h
@@ -1550,6 +1550,8 @@ struct sqlite3 {
/* Debug print info about SQL query as it parsed */
#define PARSER_TRACE_FLAG 0x00000002
#define SQLITE_FullColNames 0x00000004 /* Show full column names on SELECT */
+/* True if LIKE is case sensitive. */
+#define LIKE_CASE_SENS_FLAG 0x00000008
#define SQLITE_ShortColNames 0x00000040 /* Show short columns names */
#define SQLITE_CountRows 0x00000080 /* Count rows changed by INSERT, */
/* DELETE, or UPDATE and return */
diff --git a/test/sql/misc.result b/test/sql/misc.result
index ef104c1..3496fab 100644
--- a/test/sql/misc.result
+++ b/test/sql/misc.result
@@ -40,3 +40,20 @@ box.sql.execute('\n\n\n\t\t\t ')
---
- error: 'syntax error: empty request'
...
+--
+-- gh-3832: Some statements do not return column type
+-- Check that "PRAGMA case_sensitive_like" returns 0 or 1 if
+-- called without parameter.
+result = box.sql.execute('PRAGMA case_sensitive_like')
+---
+...
+box.sql.execute('PRAGMA case_sensitive_like = 1')
+---
+...
+box.sql.execute('PRAGMA case_sensitive_like')
+---
+- - [1]
+...
+box.sql.execute('PRAGMA case_sensitive_like = '.. result[1][1])
+---
+...
diff --git a/test/sql/misc.test.lua b/test/sql/misc.test.lua
index 994e64f..9d4abf5 100644
--- a/test/sql/misc.test.lua
+++ b/test/sql/misc.test.lua
@@ -11,3 +11,13 @@ box.sql.execute(';')
box.sql.execute('')
box.sql.execute(' ;')
box.sql.execute('\n\n\n\t\t\t ')
+
+--
+-- gh-3832: Some statements do not return column type
+
+-- Check that "PRAGMA case_sensitive_like" returns 0 or 1 if
+-- called without parameter.
+result = box.sql.execute('PRAGMA case_sensitive_like')
+box.sql.execute('PRAGMA case_sensitive_like = 1')
+box.sql.execute('PRAGMA case_sensitive_like')
+box.sql.execute('PRAGMA case_sensitive_like = '.. result[1][1])
--
2.7.4
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