aboutsummaryrefslogtreecommitdiff
path: root/src/expr.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/expr.c')
-rw-r--r--src/expr.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/expr.c b/src/expr.c
index 0ccb39cc6..2257422b8 100644
--- a/src/expr.c
+++ b/src/expr.c
@@ -5068,8 +5068,9 @@ expr_code_doover:
if( !ExprHasProperty(pExpr, EP_Collate) ){
/* A TK_COLLATE Expr node without the EP_Collate tag is a so-called
** "SOFT-COLLATE" that is added to constraints that are pushed down
- ** from outer queries into sub-queries by the push-down optimization.
- ** Clear subtypes as subtypes may not cross a subquery boundary.
+ ** from outer queries into sub-queries by the WHERE-clause push-down
+ ** optimization. Clear subtypes as subtypes may not cross a subquery
+ ** boundary.
*/
assert( pExpr->pLeft );
sqlite3ExprCode(pParse, pExpr->pLeft, target);