Changeset: c2a5c7cb943c for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/c2a5c7cb943c
Modified Files:
sql/server/rel_rewriter.c
Branch: default
Log Message:
small change, put code into part which makes the changes
diffs (17 lines):
diff --git a/sql/server/rel_rewriter.c b/sql/server/rel_rewriter.c
--- a/sql/server/rel_rewriter.c
+++ b/sql/server/rel_rewriter.c
@@ -33,10 +33,10 @@ exps_simplify_exp(visitor *v, list *exps
needed = (exp_is_true(e) || exp_is_false(e) ||
(is_compare(e->type) && e->flag == cmp_or));
}
- /* if there's only one expression and it is false, we have to keep it */
- if (list_length(exps) == 1 && exp_is_false(exps->h->data))
- return exps;
if (needed) {
+ /* if there's only one expression and it is false, we have to
keep it */
+ if (list_length(exps) == 1 && exp_is_false(exps->h->data))
+ return exps;
list *nexps = sa_list(v->sql->sa);
for (node *n=exps->h; n; n = n->next) {
sql_exp *e = n->data;
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