[tarantool-patches] [PATCH 5/6] sql: don't add string of 'CREATE INDEX ...' to index opts
Nikita Pettik
korablev at tarantool.org
Mon Dec 10 00:30:25 MSK 2018
Part of #2647
---
src/box/sql.c | 22 +++-------------------
src/box/sql/build.c | 35 +++--------------------------------
2 files changed, 6 insertions(+), 51 deletions(-)
diff --git a/src/box/sql.c b/src/box/sql.c
index e79265823..45c539ec7 100644
--- a/src/box/sql.c
+++ b/src/box/sql.c
@@ -744,24 +744,6 @@ sql_rename_table(uint32_t space_id, const char *new_name)
return 0;
}
-/**
- * Encode index options @opts into message pack with @stream.
- * @param stream Message Pack Stream to use on encode.
- * @param opts Index options to encode.
- */
-static void
-mpstream_encode_index_opts(struct mpstream *stream,
- const struct index_opts *opts)
-{
- mpstream_encode_map(stream, 2);
- mpstream_encode_str(stream, "unique");
- mpstream_encode_bool(stream, opts->is_unique);
- mpstream_encode_str(stream, "sql");
- mpstream_encode_strn(stream, opts->sql,
- opts->sql != NULL ? strlen(opts->sql) : 0);
-}
-
-
int
tarantoolSqlite3IdxKeyCompare(struct BtCursor *cursor,
struct UnpackedRecord *unpacked)
@@ -1214,7 +1196,9 @@ sql_encode_index_opts(struct region *region, const struct index_opts *opts,
bool is_error = false;
mpstream_init(&stream, region, region_reserve_cb, region_alloc_cb,
set_encode_error, &is_error);
- mpstream_encode_index_opts(&stream, opts);
+ mpstream_encode_map(&stream, 1);
+ mpstream_encode_str(&stream, "unique");
+ mpstream_encode_bool(&stream, opts->is_unique);;
mpstream_flush(&stream);
if (is_error) {
diag_set(OutOfMemory, stream.pos - stream.buf, "mpstream_flush",
diff --git a/src/box/sql/build.c b/src/box/sql/build.c
index fd1666c6d..ab2a56420 100644
--- a/src/box/sql/build.c
+++ b/src/box/sql/build.c
@@ -947,12 +947,6 @@ vdbe_emit_create_index(struct Parse *parse, struct space_def *def,
SQL_SUBTYPE_MSGPACK, index_parts, P4_STATIC);
sqlite3VdbeAddOp3(v, OP_MakeRecord, entry_reg, 6, tuple_reg);
sqlite3VdbeAddOp3(v, OP_SInsert, BOX_INDEX_ID, 0, tuple_reg);
- /*
- * Non-NULL value means that index has been created via
- * separate CREATE INDEX statement.
- */
- if (idx_def->opts.sql != NULL)
- sqlite3VdbeChangeP5(v, OPFLAG_NCHANGE);
save_record(parse, BOX_INDEX_ID, entry_reg, 2, v->nOp - 1);
return;
error:
@@ -2138,12 +2132,11 @@ static int
index_fill_def(struct Parse *parse, struct index *index,
struct space_def *space_def, uint32_t iid, const char *name,
uint32_t name_len, struct ExprList *expr_list,
- enum sql_index_type idx_type, char *sql_stmt)
+ enum sql_index_type idx_type)
{
struct index_opts opts;
index_opts_create(&opts);
opts.is_unique = idx_type != SQL_INDEX_TYPE_NON_UNIQUE;
- opts.sql = sql_stmt;
index->def = NULL;
int rc = -1;
@@ -2400,25 +2393,13 @@ sql_create_index(struct Parse *parse, struct Token *token,
* TODO: Issue a warning if the table primary key is used
* as part of the index key.
*/
- char *sql_stmt = NULL;
- if (tbl_name != NULL) {
- int n = (int) (parse->sLastToken.z - token->z) +
- parse->sLastToken.n;
- if (token->z[n - 1] == ';')
- n--;
- sql_stmt = sqlite3MPrintf(db, "CREATE%s INDEX %.*s",
- idx_type == SQL_INDEX_TYPE_NON_UNIQUE ?
- "" : " UNIQUE", n, token->z);
- if (sql_stmt == NULL)
- goto exit_create_index;
- }
uint32_t iid;
if (idx_type != SQL_INDEX_TYPE_CONSTRAINT_PK)
iid = space->index_id_max + 1;
else
iid = 0;
if (index_fill_def(parse, index, def, iid, name, strlen(name),
- col_list, idx_type, sql_stmt) != 0)
+ col_list, idx_type) != 0)
goto exit_create_index;
/*
* Remove all redundant columns from the PRIMARY KEY.
@@ -2546,6 +2527,7 @@ sql_create_index(struct Parse *parse, struct Token *token,
sqlite3VdbeAddOp1(vdbe, OP_Close, cursor);
vdbe_emit_create_index(parse, def, index->def,
def->id, index_id);
+ sqlite3VdbeChangeP5(vdbe, OPFLAG_NCHANGE);
sqlite3VdbeAddOp0(vdbe, OP_Expire);
}
@@ -2598,17 +2580,6 @@ sql_drop_index(struct Parse *parse_context, struct SrcList *index_name_list,
}
struct index *index = space_index(space, index_id);
assert(index != NULL);
- /*
- * If index has been created by user, it has its SQL
- * statement. Otherwise (i.e. PK and UNIQUE indexes,
- * which are created alongside with table) it is NULL.
- */
- if (index->def->opts.sql == NULL) {
- sqlite3ErrorMsg(parse_context, "index associated with UNIQUE "
- "or PRIMARY KEY constraint cannot be dropped",
- 0);
- goto exit_drop_index;
- }
/*
* Generate code to remove entry from _index space
--
2.15.1
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