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Overview
| Comment: | Use sqlite3FkOldmask() in delete.c instead of assuming that foreign key constraints always require all columns of the deleted row to be stored in registers. |
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| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
ce554a393401fc2fb9b5be049ddd3830 |
| User & Date: | dan 2009-09-24 10:42:10.000 |
Context
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2009-09-24
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| 11:31 | Ensure foreign key related processing takes place when rows are deleted from the database by REPLACE conflict handling. (check-in: 3f40c142c8 user: dan tags: trunk) | |
| 10:42 | Use sqlite3FkOldmask() in delete.c instead of assuming that foreign key constraints always require all columns of the deleted row to be stored in registers. (check-in: ce554a3934 user: dan tags: trunk) | |
| 09:05 | Remove unused parameter from sqlite3CodeRowTrigger(). Fix header comments for this function and CodeRowTriggerDirect(). (check-in: 0443f7c911 user: dan tags: trunk) | |
Changes
Changes to src/delete.c.
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495 496 497 498 499 500 501 502 503 504 505 506 507 508 | 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 | + - + |
if( sqlite3FkRequired(pParse, pTab, 0) || pTrigger ){
u32 mask; /* Mask of OLD.* columns in use */
int iCol; /* Iterator used while populating OLD.* */
/* TODO: Could use temporary registers here. Also could attempt to
** avoid copying the contents of the rowid register. */
mask = sqlite3TriggerOldmask(pParse, pTrigger, 0, pTab, onconf);
mask |= sqlite3FkOldmask(pParse, pTab, 0);
iOld = pParse->nMem+1;
pParse->nMem += (1 + pTab->nCol);
/* Populate the OLD.* pseudo-table register array. These values will be
** used by any BEFORE and AFTER triggers that exist. */
sqlite3VdbeAddOp2(v, OP_Copy, iRowid, iOld);
for(iCol=0; iCol<pTab->nCol; iCol++){
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