Changeset: 14ece930a354 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=14ece930a354
Modified Files:
sql/backends/monet5/rel_bin.c
Branch: in-value-list
Log Message:
Only do order if an intersect is performed. Only remove nulls if they are
actually present.
diffs (16 lines):
diff --git a/sql/backends/monet5/rel_bin.c b/sql/backends/monet5/rel_bin.c
--- a/sql/backends/monet5/rel_bin.c
+++ b/sql/backends/monet5/rel_bin.c
@@ -350,7 +350,11 @@ handle_in_exps(backend *be, sql_exp *ce,
// The actual in-value-list should not contain duplicates to
ensure that final join results are unique.
s = distinct_value_list(be, nl, &last_null_value);
- s = stmt_project(be, stmt_selectnonil(be, s, NULL), s); // The
actual in-value-list should not contain null values.
+
+ if (last_null_value) {
+ // The actual in-value-list should not contain null
values.
+ s = stmt_project(be, stmt_selectnonil(be, s, NULL), s);
+ }
s = stmt_join(be, c, s, in, cmp_left);
s = stmt_result(be, s, 0);
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