Adding upstream version 15.4.upstream/15.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 42 insertions, 0 deletions

diff --git a/contrib/btree_gist/sql/bool.sql b/contrib/btree_gist/sql/bool.sql
new file mode 100644
index 0000000..4c2a539
--- /dev/null
+++ b/contrib/btree_gist/sql/bool.sql
@@ -0,0 +1,42 @@
+-- bool check
+
+CREATE TABLE booltmp (a bool);
+
+INSERT INTO booltmp VALUES (false), (true);
+
+SET enable_seqscan=on;
+
+SELECT count(*) FROM booltmp WHERE a <  true;
+
+SELECT count(*) FROM booltmp WHERE a <= true;
+
+SELECT count(*) FROM booltmp WHERE a  = true;
+
+SELECT count(*) FROM booltmp WHERE a >= true;
+
+SELECT count(*) FROM booltmp WHERE a >  true;
+
+CREATE INDEX boolidx ON booltmp USING gist ( a );
+
+SET enable_seqscan=off;
+
+SELECT count(*) FROM booltmp WHERE a <  true;
+
+SELECT count(*) FROM booltmp WHERE a <= true;
+
+SELECT count(*) FROM booltmp WHERE a  = true;
+
+SELECT count(*) FROM booltmp WHERE a >= true;
+
+SELECT count(*) FROM booltmp WHERE a >  true;
+
+-- Test index-only scans
+SET enable_bitmapscan=off;
+
+EXPLAIN (COSTS OFF)
+SELECT * FROM booltmp WHERE a;
+SELECT * FROM booltmp WHERE a;
+
+EXPLAIN (COSTS OFF)
+SELECT * FROM booltmp WHERE NOT a;
+SELECT * FROM booltmp WHERE NOT a;