Adding upstream version 15.4.upstream/15.4upstream

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

1 files changed, 37 insertions, 0 deletions

diff --git a/contrib/btree_gist/sql/timestamp.sql b/contrib/btree_gist/sql/timestamp.sql
new file mode 100644
index 0000000..95effeb
--- /dev/null
+++ b/contrib/btree_gist/sql/timestamp.sql
@@ -0,0 +1,37 @@
+-- timestamp check
+
+CREATE TABLE timestamptmp (a timestamp);
+
+\copy timestamptmp from 'data/timestamp.data'
+
+SET enable_seqscan=on;
+
+SELECT count(*) FROM timestamptmp WHERE a <  '2004-10-26 08:55:08';
+
+SELECT count(*) FROM timestamptmp WHERE a <= '2004-10-26 08:55:08';
+
+SELECT count(*) FROM timestamptmp WHERE a  = '2004-10-26 08:55:08';
+
+SELECT count(*) FROM timestamptmp WHERE a >= '2004-10-26 08:55:08';
+
+SELECT count(*) FROM timestamptmp WHERE a >  '2004-10-26 08:55:08';
+
+SELECT a, a <-> '2004-10-26 08:55:08' FROM timestamptmp ORDER BY a <-> '2004-10-26 08:55:08' LIMIT 3;
+
+CREATE INDEX timestampidx ON timestamptmp USING gist ( a );
+
+SET enable_seqscan=off;
+
+SELECT count(*) FROM timestamptmp WHERE a <  '2004-10-26 08:55:08'::timestamp;
+
+SELECT count(*) FROM timestamptmp WHERE a <= '2004-10-26 08:55:08'::timestamp;
+
+SELECT count(*) FROM timestamptmp WHERE a  = '2004-10-26 08:55:08'::timestamp;
+
+SELECT count(*) FROM timestamptmp WHERE a >= '2004-10-26 08:55:08'::timestamp;
+
+SELECT count(*) FROM timestamptmp WHERE a >  '2004-10-26 08:55:08'::timestamp;
+
+EXPLAIN (COSTS OFF)
+SELECT a, a <-> '2004-10-26 08:55:08' FROM timestamptmp ORDER BY a <-> '2004-10-26 08:55:08' LIMIT 3;
+SELECT a, a <-> '2004-10-26 08:55:08' FROM timestamptmp ORDER BY a <-> '2004-10-26 08:55:08' LIMIT 3;