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Overview
| Comment: | Fix a missing mutex in the sqlite3_normalized_sql() interface when it is called on a prepared statement that did not previously have a computed normalization of the input SQL. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
1a1a59c6c570879c8f318bbc132103c0 |
| User & Date: | drh 2018-12-06 01:08:58 |
Context
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2018-12-06
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| 01:53 | Fix a potential NULL pointer dereference that can occur in ALTER TABLE following an OOM. Test case in TH3. check-in: ea50815b user: drh tags: trunk | |
| 01:08 | Fix a missing mutex in the sqlite3_normalized_sql() interface when it is called on a prepared statement that did not previously have a computed normalization of the input SQL. check-in: 1a1a59c6 user: drh tags: trunk | |
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2018-12-05
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| 23:56 | Get rid of the hash table used to track IN operators in the sqlite3_normalized_sql() implementation. Use simple integer variables instead. check-in: 272dc74f user: drh tags: trunk | |
Changes
Changes to src/vdbeapi.c.
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/*
** Return the normalized SQL associated with a prepared statement.
*/
const char *sqlite3_normalized_sql(sqlite3_stmt *pStmt){
Vdbe *p = (Vdbe *)pStmt;
if( p==0 ) return 0;
if( p->zNormSql==0 && p->zSql!=0 ){
p->zNormSql = sqlite3Normalize(p, p->zSql, sqlite3Strlen30(p->zSql));
}
return p->zNormSql;
}
#endif /* SQLITE_ENABLE_NORMALIZE */
#ifdef SQLITE_ENABLE_PREUPDATE_HOOK
/*
|
> > |
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/*
** Return the normalized SQL associated with a prepared statement.
*/
const char *sqlite3_normalized_sql(sqlite3_stmt *pStmt){
Vdbe *p = (Vdbe *)pStmt;
if( p==0 ) return 0;
if( p->zNormSql==0 && p->zSql!=0 ){
sqlite3_mutex_enter(p->db->mutex);
p->zNormSql = sqlite3Normalize(p, p->zSql, sqlite3Strlen30(p->zSql));
sqlite3_mutex_leave(p->db->mutex);
}
return p->zNormSql;
}
#endif /* SQLITE_ENABLE_NORMALIZE */
#ifdef SQLITE_ENABLE_PREUPDATE_HOOK
/*
|