Changeset: 4dc03ee04489 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=4dc03ee04489
Modified Files:
sql/server/rel_optimizer.c
Branch: Oct2020
Log Message:
Copy exps only when the optimizer applies
diffs (19 lines):
diff --git a/sql/server/rel_optimizer.c b/sql/server/rel_optimizer.c
--- a/sql/server/rel_optimizer.c
+++ b/sql/server/rel_optimizer.c
@@ -9387,14 +9387,13 @@ replace_column_references_with_nulls_2(m
static sql_rel *
out2inner(visitor *v, sql_rel* sel, sql_rel* join, sql_rel* inner_join_side,
operator_type new_type) {
- list* select_predicates = exps_copy(v->sql, sel->exps);
-
if (!is_base(inner_join_side->op) &&
!is_simple_project(inner_join_side->op)) {
// Nothing to do here.
return sel;
}
list* inner_join_column_references = inner_join_side->exps;
+ list* select_predicates = exps_copy(v->sql, sel->exps);
for(node* n = select_predicates->h; n; n=n->next) {
sql_exp* e = n->data;
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