Changeset: 3fde8e5451d4 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/3fde8e5451d4
Modified Files:
sql/server/rel_optimize_sel.c
Branch: pp_hashjoin
Log Message:
disable rrewrite of groupjoin into semi (needs more checks) for now
diffs (12 lines):
diff --git a/sql/server/rel_optimize_sel.c b/sql/server/rel_optimize_sel.c
--- a/sql/server/rel_optimize_sel.c
+++ b/sql/server/rel_optimize_sel.c
@@ -2504,7 +2504,7 @@ rel_join2semijoin(visitor *v, sql_rel *r
}
}
/* simplify group join returning only columns of left into semijoin */
- if (is_innerjoin(rel->op) && !list_empty(rel->attr)) {
+ if (0 && is_innerjoin(rel->op) && !list_empty(rel->attr)) { /* TODO
test if those attr's are distinct ! */
int nr = 0;
for(node *n = rel->attr->h; n; n = n->next) {
sql_exp *e = n->data;
_______________________________________________
checkin-list mailing list -- [email protected]
To unsubscribe send an email to [email protected]
