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Small performance and size improvement to OP_Found.

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FossilOrigin-Name: 81587a18b7c0516628453000172a0c58e74ee173c15f655d035799d84d4e2d81
This commit is contained in:
drh
2022-04-04 20:20:22 +00:00
parent 50f22d17a8
commit ec534e6a23
3 changed files with 10 additions and 12 deletions
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8
src/vdbe.c
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@@ -4968,7 +4968,6 @@ case OP_Found: { /* jump, in3 */
int alreadyExists;
int ii;
VdbeCursor *pC;
int res;
UnpackedRecord *pIdxKey;
UnpackedRecord r;
@@ -5000,7 +4999,7 @@ case OP_Found: { /* jump, in3 */
if( ii ) REGISTER_TRACE(pOp->p3+ii, &r.aMem[ii]);
}
#endif
rc = sqlite3BtreeIndexMoveto(pC->uc.pCursor, &r, &res);
rc = sqlite3BtreeIndexMoveto(pC->uc.pCursor, &r, &pC->seekResult);
}else{
/* Composite key generated by OP_MakeRecord */
assert( pIn3->flags & MEM_Blob );
@@ -5012,14 +5011,13 @@ case OP_Found: { /* jump, in3 */
if( pIdxKey==0 ) goto no_mem;
sqlite3VdbeRecordUnpack(pC->pKeyInfo, pIn3->n, pIn3->z, pIdxKey);
pIdxKey->default_rc = 0;
rc = sqlite3BtreeIndexMoveto(pC->uc.pCursor, pIdxKey, &res);
rc = sqlite3BtreeIndexMoveto(pC->uc.pCursor, pIdxKey, &pC->seekResult);
sqlite3DbFreeNN(db, pIdxKey);
}
if( rc!=SQLITE_OK ){
goto abort_due_to_error;
}
pC->seekResult = res;
alreadyExists = (res==0);
alreadyExists = (pC->seekResult==0);
pC->nullRow = 1-alreadyExists;
pC->deferredMoveto = 0;
pC->cacheStatus = CACHE_STALE;