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/char.sql b/contrib/btree_gist/sql/char.sql
new file mode 100644
index 0000000..f6eb52e
--- /dev/null
+++ b/contrib/btree_gist/sql/char.sql
@@ -0,0 +1,37 @@
+-- char check
+
+CREATE TABLE chartmp (a char(32));
+
+\copy chartmp from 'data/char.data'
+
+SET enable_seqscan=on;
+
+SELECT count(*) FROM chartmp WHERE a <   '31b0'::char(32);
+
+SELECT count(*) FROM chartmp WHERE a <=  '31b0'::char(32);
+
+SELECT count(*) FROM chartmp WHERE a  =  '31b0'::char(32);
+
+SELECT count(*) FROM chartmp WHERE a >=  '31b0'::char(32);
+
+SELECT count(*) FROM chartmp WHERE a >   '31b0'::char(32);
+
+CREATE INDEX charidx ON chartmp USING GIST ( a );
+
+SET enable_seqscan=off;
+
+SELECT count(*) FROM chartmp WHERE a <   '31b0'::char(32);
+
+SELECT count(*) FROM chartmp WHERE a <=  '31b0'::char(32);
+
+SELECT count(*) FROM chartmp WHERE a  =  '31b0'::char(32);
+
+SELECT count(*) FROM chartmp WHERE a >=  '31b0'::char(32);
+
+SELECT count(*) FROM chartmp WHERE a >   '31b0'::char(32);
+
+-- Test index-only scans
+SET enable_bitmapscan=off;
+EXPLAIN (COSTS OFF)
+SELECT * FROM chartmp WHERE a BETWEEN '31a' AND '31c';
+SELECT * FROM chartmp WHERE a BETWEEN '31a' AND '31c';