Changeset: d207b2b7ece5 for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=d207b2b7ece5
Modified Files:
sql/server/rel_select.c
Branch: Jan2014
Log Message:
fixed bug 3491, ie not need for a crossproduct if both left and right are only
expressions, not relations.
diffs (12 lines):
diff --git a/sql/server/rel_select.c b/sql/server/rel_select.c
--- a/sql/server/rel_select.c
+++ b/sql/server/rel_select.c
@@ -3019,7 +3019,7 @@ rel_logical_exp(mvc *sql, sql_rel *rel,
e = exp_compare(sql->sa, e, r, cmp_equal);
rel = rel_select(sql->sa, rel, e);
}
- if (l_is_value)
+ if (l_is_value && outer)
rel = rel_crossproduct(sql->sa, outer, rel,
op_join);
rel = rel_project(sql->sa, rel, rel_projections(sql,
outer, NULL, 1, 1));
set_processed(rel);
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