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Overview
| Comment: | Remove a completely unnecessary memset() from the INSERT code generator. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
7d58836b9db1293a3a6581af4358b7c9 |
| User & Date: | drh 2017-05-31 13:27:15 |
Context
|
2017-05-31
| ||
| 13:45 | Avoid allocating excess memory to the KeyInfo objects. (check-in: df785943 user: drh tags: trunk) | |
| 13:27 | Remove a completely unnecessary memset() from the INSERT code generator. (check-in: 7d58836b user: drh tags: trunk) | |
| 11:24 | Very small performance increase in sqlite3VdbeSetNumCols(). (check-in: 8885b446 user: drh tags: trunk) | |
Changes
Changes to src/insert.c.
517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 |
#ifndef SQLITE_OMIT_TRIGGER
int isView; /* True if attempting to insert into a view */
Trigger *pTrigger; /* List of triggers on pTab, if required */
int tmask; /* Mask of trigger times */
#endif
db = pParse->db;
memset(&dest, 0, sizeof(dest));
if( pParse->nErr || db->mallocFailed ){
goto insert_cleanup;
}
/* If the Select object is really just a simple VALUES() list with a
** single row (the common case) then keep that one row of values
** and discard the other (unused) parts of the pSelect object
|
< |
517 518 519 520 521 522 523 524 525 526 527 528 529 530 |
#ifndef SQLITE_OMIT_TRIGGER
int isView; /* True if attempting to insert into a view */
Trigger *pTrigger; /* List of triggers on pTab, if required */
int tmask; /* Mask of trigger times */
#endif
db = pParse->db;
if( pParse->nErr || db->mallocFailed ){
goto insert_cleanup;
}
/* If the Select object is really just a simple VALUES() list with a
** single row (the common case) then keep that one row of values
** and discard the other (unused) parts of the pSelect object
|