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authorTom Lane2017-04-12 20:17:53 +0000
committerTom Lane2017-04-12 20:17:53 +0000
commit4a8bc39b08aa83694f22ea56a8626e91e28a0227 (patch)
treee657d9f1de7059903e100cef4549d54f83bceb3d
parent16ebab68862bb5d3595b8c8df083f650d9d7cd20 (diff)
Speed up hash_index regression test.
Commit f5ab0a14e made this test take substantially longer than it used to. With a bit more care, we can get the runtime back down while achieving the same, or even a bit better, code coverage. Mithun Cy Discussion: https://postgr.es/m/CAD__Ouh-qaEb+rD7Uy-4g3xQYOrhPzHs-a_TrFAjiQ5azAW5+w@mail.gmail.com
-rw-r--r--src/test/regress/expected/hash_index.out9
-rw-r--r--src/test/regress/sql/hash_index.sql10
2 files changed, 8 insertions, 11 deletions
diff --git a/src/test/regress/expected/hash_index.out b/src/test/regress/expected/hash_index.out
index 0a18efacfc..0bbaa2a768 100644
--- a/src/test/regress/expected/hash_index.out
+++ b/src/test/regress/expected/hash_index.out
@@ -200,9 +200,9 @@ SELECT h.seqno AS f20000
-- Cause some overflow insert and splits.
--
CREATE TABLE hash_split_heap (keycol INT);
+INSERT INTO hash_split_heap SELECT 1 FROM generate_series(1, 500) a;
CREATE INDEX hash_split_index on hash_split_heap USING HASH (keycol);
-INSERT INTO hash_split_heap SELECT 1 FROM generate_series(1, 70000) a;
-VACUUM FULL hash_split_heap;
+INSERT INTO hash_split_heap SELECT 1 FROM generate_series(1, 5000) a;
-- Let's do a backward scan.
BEGIN;
SET enable_seqscan = OFF;
@@ -213,11 +213,10 @@ MOVE BACKWARD 10000 FROM c;
MOVE BACKWARD ALL FROM c;
CLOSE c;
END;
--- DELETE, INSERT, REBUILD INDEX.
+-- DELETE, INSERT, VACUUM.
DELETE FROM hash_split_heap WHERE keycol = 1;
-INSERT INTO hash_split_heap SELECT a/2 FROM generate_series(1, 50000) a;
+INSERT INTO hash_split_heap SELECT a/2 FROM generate_series(1, 25000) a;
VACUUM hash_split_heap;
-REINDEX INDEX hash_split_index;
-- Clean up.
DROP TABLE hash_split_heap;
-- Index on temp table.
diff --git a/src/test/regress/sql/hash_index.sql b/src/test/regress/sql/hash_index.sql
index 15a3b06d17..9af03d2bc1 100644
--- a/src/test/regress/sql/hash_index.sql
+++ b/src/test/regress/sql/hash_index.sql
@@ -156,10 +156,9 @@ SELECT h.seqno AS f20000
-- Cause some overflow insert and splits.
--
CREATE TABLE hash_split_heap (keycol INT);
+INSERT INTO hash_split_heap SELECT 1 FROM generate_series(1, 500) a;
CREATE INDEX hash_split_index on hash_split_heap USING HASH (keycol);
-INSERT INTO hash_split_heap SELECT 1 FROM generate_series(1, 70000) a;
-
-VACUUM FULL hash_split_heap;
+INSERT INTO hash_split_heap SELECT 1 FROM generate_series(1, 5000) a;
-- Let's do a backward scan.
BEGIN;
@@ -173,12 +172,11 @@ MOVE BACKWARD ALL FROM c;
CLOSE c;
END;
--- DELETE, INSERT, REBUILD INDEX.
+-- DELETE, INSERT, VACUUM.
DELETE FROM hash_split_heap WHERE keycol = 1;
-INSERT INTO hash_split_heap SELECT a/2 FROM generate_series(1, 50000) a;
+INSERT INTO hash_split_heap SELECT a/2 FROM generate_series(1, 25000) a;
VACUUM hash_split_heap;
-REINDEX INDEX hash_split_index;
-- Clean up.
DROP TABLE hash_split_heap;