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-rw-r--r--src/expr.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/src/expr.c b/src/expr.c
index dd5ea2038..bf15811bc 100644
--- a/src/expr.c
+++ b/src/expr.c
@@ -3626,11 +3626,12 @@ void sqlite3CodeRhsOfIN(
sqlite3SelectDelete(pParse->db, pCopy);
sqlite3DbFree(pParse->db, dest.zAffSdst);
if( addrBloom ){
+ /* Remember that location of the Bloom filter in the P3 operand
+ ** of the OP_Once that began this subroutine. tag-202407032019 */
sqlite3VdbeGetOp(v, addrOnce)->p3 = dest.iSDParm2;
if( dest.iSDParm2==0 ){
- sqlite3VdbeChangeToNoop(v, addrBloom);
- }else{
- sqlite3VdbeGetOp(v, addrOnce)->p3 = dest.iSDParm2;
+ /* If the Bloom filter won't actually be used, keep it small */
+ sqlite3VdbeGetOp(v, addrBloom)->p1 = 10;
}
}
if( rc ){
@@ -4077,7 +4078,7 @@ static void sqlite3ExprCodeIN(
if( ExprHasProperty(pExpr, EP_Subrtn) ){
const VdbeOp *pOp = sqlite3VdbeGetOp(v, pExpr->y.sub.iAddr);
assert( pOp->opcode==OP_Once || pParse->nErr );
- if( pOp->opcode==OP_Once && pOp->p3>0 ){
+ if( pOp->opcode==OP_Once && pOp->p3>0 ){ /* tag-202407032019 */
assert( OptimizationEnabled(pParse->db, SQLITE_BloomFilter) );
sqlite3VdbeAddOp4Int(v, OP_Filter, pOp->p3, destIfFalse,
rLhs, nVector); VdbeCoverage(v);