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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 12:15:05 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-04 12:15:05 +0000
commit46651ce6fe013220ed397add242004d764fc0153 (patch)
tree6e5299f990f88e60174a1d3ae6e48eedd2688b2b /contrib/btree_gin/sql/bpchar.sql
parentInitial commit. (diff)
downloadpostgresql-14-46651ce6fe013220ed397add242004d764fc0153.tar.xz
postgresql-14-46651ce6fe013220ed397add242004d764fc0153.zip
Adding upstream version 14.5.upstream/14.5upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'contrib/btree_gin/sql/bpchar.sql')
-rw-r--r--contrib/btree_gin/sql/bpchar.sql22
1 files changed, 22 insertions, 0 deletions
diff --git a/contrib/btree_gin/sql/bpchar.sql b/contrib/btree_gin/sql/bpchar.sql
new file mode 100644
index 0000000..4c951e3
--- /dev/null
+++ b/contrib/btree_gin/sql/bpchar.sql
@@ -0,0 +1,22 @@
+set enable_seqscan=off;
+
+CREATE TABLE test_bpchar (
+ i char(10)
+);
+
+INSERT INTO test_bpchar VALUES ('a'),('ab'),('abc'),('abc '),('abb'),('axy'),('xyz'),('xyz ');
+
+CREATE INDEX idx_bpchar ON test_bpchar USING gin (i);
+
+SELECT * FROM test_bpchar WHERE i<'abc' ORDER BY i;
+SELECT * FROM test_bpchar WHERE i<='abc' ORDER BY i;
+SELECT * FROM test_bpchar WHERE i='abc' ORDER BY i;
+SELECT * FROM test_bpchar WHERE i='abc ' ORDER BY i;
+SELECT * FROM test_bpchar WHERE i>='abc' ORDER BY i;
+SELECT * FROM test_bpchar WHERE i>'abc' ORDER BY i;
+
+EXPLAIN (COSTS OFF) SELECT * FROM test_bpchar WHERE i<'abc' ORDER BY i;
+EXPLAIN (COSTS OFF) SELECT * FROM test_bpchar WHERE i<='abc' ORDER BY i;
+EXPLAIN (COSTS OFF) SELECT * FROM test_bpchar WHERE i='abc' ORDER BY i;
+EXPLAIN (COSTS OFF) SELECT * FROM test_bpchar WHERE i>='abc' ORDER BY i;
+EXPLAIN (COSTS OFF) SELECT * FROM test_bpchar WHERE i>'abc' ORDER BY i;