Changeset: ba3d337e9683 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/ba3d337e9683
Modified Files:
sql/server/rel_statistics.c
Branch: pp_hashjoin
Log Message:
make sure we recompute stats for semi and other joins potentialy impacted by
lower level joins.
diffs (12 lines):
diff --git a/sql/server/rel_statistics.c b/sql/server/rel_statistics.c
--- a/sql/server/rel_statistics.c
+++ b/sql/server/rel_statistics.c
@@ -1651,6 +1651,8 @@ rel_join_order2_(visitor *v, sql_rel *re
rel = rel_get_statistics_(v, rel);
}
} else {
+ if (is_join(rel->op) || is_semi(rel->op))
+ rel->used = 0;
rel = rel_get_statistics_(v, rel);
}
if (rel && v->opt >= 0)
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