1 files changed, 3 insertions, 0 deletions
diff --git a/src/select.c b/src/select.c
index b9321aece..3672a7c0f 100644
--- a/src/select.c
+++ b/src/select.c
@@ -6755,6 +6755,9 @@ int sqlite3Select(
       pItem->pTab->nRowLogEst = pSub->nSelectRow;
       pItem->fg.viaCoroutine = 1;
       pItem->regResult = dest.iSdst;
+      if( pItem->fg.jointype & JT_LTORJ ){
+        sqlite3VdbeAddOp3(v, OP_Null, 0, dest.iSdst, dest.iSdst+dest.nSdst-1);
+      }
       sqlite3VdbeEndCoroutine(v, pItem->regReturn);
       sqlite3VdbeJumpHere(v, addrTop-1);
       sqlite3ClearTempRegCache(pParse);