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Changes to allow some multi-row UPDATE statements to avoid the two-pass

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approach.

FossilOrigin-Name: 46db23ccd116ce5b9d949f9293be8a2818411b46
This commit is contained in:
dan
2017-01-10 20:04:38 +00:00
parent f112f0b3de
commit f91c1318f4
11 changed files with 228 additions and 76 deletions
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src/where.c
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@@ -4949,7 +4949,8 @@ void sqlite3WhereEnd(WhereInfo *pWInfo){
pOp->p2 = x;
pOp->p1 = pLevel->iIdxCur;
}
assert( (pLoop->wsFlags & WHERE_IDX_ONLY)==0 || x>=0 );
assert( (pLoop->wsFlags & WHERE_IDX_ONLY)==0 || x>=0
|| pWInfo->eOnePass );
}else if( pOp->opcode==OP_Rowid ){
pOp->p1 = pLevel->iIdxCur;
pOp->opcode = OP_IdxRowid;