1 files changed, 3 insertions, 1 deletions
diff --git a/src/where.c b/src/where.c
index 85579b592..3d60b175e 100644
--- a/src/where.c
+++ b/src/where.c
@@ -261,7 +261,9 @@ static void createMask(WhereMaskSet *pMaskSet, int iCursor){
 */
 static Expr *whereRightSubexprIsColumn(Expr *p){
   p = sqlite3ExprSkipCollateAndLikely(p->pRight);
-  if( ALWAYS(p!=0) && p->op==TK_COLUMN ) return p;
+  if( ALWAYS(p!=0) && p->op==TK_COLUMN && !ExprHasProperty(p, EP_FixedCol) ){
+    return p;
+  }
   return 0;
 }