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When flattening a query, make sure iTable attribute of TK_IF_NULL_ROW

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operators (that result from a prior flattening of a LEFT JOIN) are updated
correctly.  Fix for ticket [cad1ab4cb7b0fc344].

FossilOrigin-Name: 92c178507df553e4f1110342c8f9b11b3ee37989e1d634fcaccabf657befa22f
This commit is contained in:
drh
2017-05-23 01:21:07 +00:00
parent d4fb196531
commit 3f1e9e00e6
5 changed files with 28 additions and 11 deletions
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src/vdbe.c
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@@ -2441,6 +2441,7 @@ case OP_NotNull: { /* same as TK_NOTNULL, jump, in1 */
*/
case OP_IfNullRow: { /* jump */
assert( pOp->p1>=0 && pOp->p1<p->nCursor );
assert( p->apCsr[pOp->p1]!=0 );
if( p->apCsr[pOp->p1]->nullRow ){
sqlite3VdbeMemSetNull(aMem + pOp->p3);
goto jump_to_p2;