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Overview
| Comment: | Small performance improvement in the sqlite3_bind() family of interfaces. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
1dc0c3df32572f09265fc73eeaa07481 |
| User & Date: | drh 2018-12-11 12:20:41 |
Context
|
2018-12-11
| ||
| 12:51 | Small performance improvement in sqlite3_step(). check-in: d1db8d58 user: drh tags: trunk | |
| 12:20 | Small performance improvement in the sqlite3_bind() family of interfaces. check-in: 1dc0c3df user: drh tags: trunk | |
|
2018-12-10
| ||
| 20:01 | Further refinements to the sqlite3_normalized_sql() interface. TH3 now gives 100% MC/DC on that interface. check-in: c96bf6cc user: drh tags: trunk | |
Changes
Changes to src/main.c.
2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415 |
return sqlite3ErrStr(SQLITE_MISUSE_BKPT);
}
sqlite3_mutex_enter(db->mutex);
if( db->mallocFailed ){
z = sqlite3ErrStr(SQLITE_NOMEM_BKPT);
}else{
testcase( db->pErr==0 );
z = (char*)sqlite3_value_text(db->pErr);
assert( !db->mallocFailed );
if( z==0 ){
z = sqlite3ErrStr(db->errCode);
}
}
sqlite3_mutex_leave(db->mutex);
return z;
|
| |
2401 2402 2403 2404 2405 2406 2407 2408 2409 2410 2411 2412 2413 2414 2415 |
return sqlite3ErrStr(SQLITE_MISUSE_BKPT);
}
sqlite3_mutex_enter(db->mutex);
if( db->mallocFailed ){
z = sqlite3ErrStr(SQLITE_NOMEM_BKPT);
}else{
testcase( db->pErr==0 );
z = db->errCode ? (char*)sqlite3_value_text(db->pErr) : 0;
assert( !db->mallocFailed );
if( z==0 ){
z = sqlite3ErrStr(db->errCode);
}
}
sqlite3_mutex_leave(db->mutex);
return z;
|
Changes to src/vdbeapi.c.
1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 |
sqlite3_mutex_leave(p->db->mutex);
return SQLITE_RANGE;
}
i--;
pVar = &p->aVar[i];
sqlite3VdbeMemRelease(pVar);
pVar->flags = MEM_Null;
sqlite3Error(p->db, SQLITE_OK);
/* If the bit corresponding to this variable in Vdbe.expmask is set, then
** binding a new value to this variable invalidates the current query plan.
**
** IMPLEMENTATION-OF: R-48440-37595 If the specific value bound to host
** parameter in the WHERE clause might influence the choice of query plan
** for a statement, then the statement will be automatically recompiled,
|
| |
1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 |
sqlite3_mutex_leave(p->db->mutex);
return SQLITE_RANGE;
}
i--;
pVar = &p->aVar[i];
sqlite3VdbeMemRelease(pVar);
pVar->flags = MEM_Null;
p->db->errCode = SQLITE_OK;
/* If the bit corresponding to this variable in Vdbe.expmask is set, then
** binding a new value to this variable invalidates the current query plan.
**
** IMPLEMENTATION-OF: R-48440-37595 If the specific value bound to host
** parameter in the WHERE clause might influence the choice of query plan
** for a statement, then the statement will be automatically recompiled,
|