mirror of https://github.com/citusdata/citus.git
Merge pull request #4322 from citusdata/cstore_tests
Test more of SQL features with column storepull/4324/head
Hadi Moshayedi
GitHub
commit
021ed07f12
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@ -18,3 +18,4 @@ test: am_trigger
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test: am_tableoptions
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test: am_recursive
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test: am_transactions
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test: am_matview
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@ -0,0 +1,77 @@
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--
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-- Testing we materialized views properly
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--
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CREATE TABLE t(a int, b int) USING cstore_tableam;
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INSERT INTO t SELECT floor(i / 4), 2 * i FROM generate_series(1, 10) i;
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CREATE MATERIALIZED VIEW t_view(a, bsum, cnt) USING cstore_tableam AS
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SELECT a, sum(b), count(*) FROM t GROUP BY a;
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SELECT * FROM t_view a ORDER BY a;
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a | bsum | cnt
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---------------------------------------------------------------------
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0 | 12 | 3
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1 | 44 | 4
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2 | 54 | 3
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(3 rows)
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INSERT INTO t SELECT floor(i / 4), 2 * i FROM generate_series(11, 20) i;
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SELECT * FROM t_view a ORDER BY a;
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a | bsum | cnt
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---------------------------------------------------------------------
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0 | 12 | 3
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1 | 44 | 4
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2 | 54 | 3
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(3 rows)
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REFRESH MATERIALIZED VIEW t_view;
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SELECT * FROM t_view a ORDER BY a;
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a | bsum | cnt
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---------------------------------------------------------------------
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0 | 12 | 3
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1 | 44 | 4
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2 | 76 | 4
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3 | 108 | 4
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4 | 140 | 4
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5 | 40 | 1
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(6 rows)
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-- verify that we have created metadata entries for the materialized view
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SELECT relfilenode FROM pg_class WHERE relname='t_view' \gset
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SELECT count(*) FROM cstore.cstore_data_files WHERE relfilenode=:relfilenode;
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count
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---------------------------------------------------------------------
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1
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(1 row)
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SELECT count(*) FROM cstore.cstore_stripes WHERE relfilenode=:relfilenode;
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count
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---------------------------------------------------------------------
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1
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(1 row)
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SELECT count(*) FROM cstore.cstore_skipnodes WHERE relfilenode=:relfilenode;
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count
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---------------------------------------------------------------------
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3
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(1 row)
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DROP TABLE t CASCADE;
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NOTICE: drop cascades to materialized view t_view
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-- dropping must remove metadata
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SELECT count(*) FROM cstore.cstore_data_files WHERE relfilenode=:relfilenode;
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count
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---------------------------------------------------------------------
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0
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(1 row)
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SELECT count(*) FROM cstore.cstore_stripes WHERE relfilenode=:relfilenode;
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count
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---------------------------------------------------------------------
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0
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(1 row)
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SELECT count(*) FROM cstore.cstore_skipnodes WHERE relfilenode=:relfilenode;
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count
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---------------------------------------------------------------------
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0
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(1 row)
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@ -139,4 +139,106 @@ SELECT * FROM t ORDER BY a;
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5 | 10
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(5 rows)
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--
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-- Prepared transactions
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--
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BEGIN;
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INSERT INTO t VALUES (6, 12);
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INSERT INTO t VALUES (7, 14);
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SELECT * FROM t ORDER BY a;
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a | b
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---------------------------------------------------------------------
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1 | 2
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2 | 4
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3 | 6
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4 | 8
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5 | 10
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6 | 12
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7 | 14
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(7 rows)
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PREPARE TRANSACTION 'tx01';
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SELECT * FROM t ORDER BY a;
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a | b
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---------------------------------------------------------------------
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1 | 2
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2 | 4
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3 | 6
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4 | 8
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5 | 10
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(5 rows)
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ROLLBACK PREPARED 'tx01';
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SELECT * FROM t ORDER BY a;
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a | b
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---------------------------------------------------------------------
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1 | 2
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2 | 4
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3 | 6
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4 | 8
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5 | 10
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(5 rows)
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BEGIN;
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INSERT INTO t VALUES (6, 13);
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INSERT INTO t VALUES (7, 15);
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PREPARE TRANSACTION 'tx02';
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SELECT * FROM t ORDER BY a;
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a | b
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---------------------------------------------------------------------
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1 | 2
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2 | 4
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3 | 6
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4 | 8
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5 | 10
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(5 rows)
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COMMIT PREPARED 'tx02';
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SELECT * FROM t ORDER BY a;
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a | b
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---------------------------------------------------------------------
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1 | 2
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2 | 4
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3 | 6
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4 | 8
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5 | 10
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6 | 13
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7 | 15
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(7 rows)
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--
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-- Prepared statements
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--
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PREPARE p1(int) AS INSERT INTO t VALUES (8, $1), (9, $1+2);
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EXPLAIN (COSTS OFF) EXECUTE p1(16);
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QUERY PLAN
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---------------------------------------------------------------------
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Insert on t
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-> Values Scan on "*VALUES*"
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(2 rows)
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EXECUTE p1(16);
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EXPLAIN (ANALYZE true, COSTS off, TIMING off, SUMMARY off) EXECUTE p1(20);
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QUERY PLAN
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---------------------------------------------------------------------
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Insert on t (actual rows=0 loops=1)
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-> Values Scan on "*VALUES*" (actual rows=2 loops=1)
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(2 rows)
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SELECT * FROM t ORDER BY a;
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a | b
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---------------------------------------------------------------------
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1 | 2
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2 | 4
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3 | 6
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4 | 8
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5 | 10
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6 | 13
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7 | 15
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8 | 16
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8 | 20
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9 | 18
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9 | 22
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(11 rows)
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DROP TABLE t;
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@ -0,0 +1,34 @@
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--
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-- Testing we materialized views properly
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--
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CREATE TABLE t(a int, b int) USING cstore_tableam;
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INSERT INTO t SELECT floor(i / 4), 2 * i FROM generate_series(1, 10) i;
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CREATE MATERIALIZED VIEW t_view(a, bsum, cnt) USING cstore_tableam AS
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SELECT a, sum(b), count(*) FROM t GROUP BY a;
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SELECT * FROM t_view a ORDER BY a;
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INSERT INTO t SELECT floor(i / 4), 2 * i FROM generate_series(11, 20) i;
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SELECT * FROM t_view a ORDER BY a;
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REFRESH MATERIALIZED VIEW t_view;
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SELECT * FROM t_view a ORDER BY a;
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-- verify that we have created metadata entries for the materialized view
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SELECT relfilenode FROM pg_class WHERE relname='t_view' \gset
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SELECT count(*) FROM cstore.cstore_data_files WHERE relfilenode=:relfilenode;
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SELECT count(*) FROM cstore.cstore_stripes WHERE relfilenode=:relfilenode;
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SELECT count(*) FROM cstore.cstore_skipnodes WHERE relfilenode=:relfilenode;
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DROP TABLE t CASCADE;
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-- dropping must remove metadata
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SELECT count(*) FROM cstore.cstore_data_files WHERE relfilenode=:relfilenode;
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SELECT count(*) FROM cstore.cstore_stripes WHERE relfilenode=:relfilenode;
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SELECT count(*) FROM cstore.cstore_skipnodes WHERE relfilenode=:relfilenode;
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@ -67,4 +67,41 @@ SELECT * FROM t;
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ROLLBACK;
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SELECT * FROM t ORDER BY a;
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--
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-- Prepared transactions
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--
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BEGIN;
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INSERT INTO t VALUES (6, 12);
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INSERT INTO t VALUES (7, 14);
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SELECT * FROM t ORDER BY a;
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PREPARE TRANSACTION 'tx01';
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SELECT * FROM t ORDER BY a;
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ROLLBACK PREPARED 'tx01';
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SELECT * FROM t ORDER BY a;
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BEGIN;
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INSERT INTO t VALUES (6, 13);
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INSERT INTO t VALUES (7, 15);
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PREPARE TRANSACTION 'tx02';
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SELECT * FROM t ORDER BY a;
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COMMIT PREPARED 'tx02';
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SELECT * FROM t ORDER BY a;
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--
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-- Prepared statements
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--
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PREPARE p1(int) AS INSERT INTO t VALUES (8, $1), (9, $1+2);
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EXPLAIN (COSTS OFF) EXECUTE p1(16);
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EXECUTE p1(16);
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EXPLAIN (ANALYZE true, COSTS off, TIMING off, SUMMARY off) EXECUTE p1(20);
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SELECT * FROM t ORDER BY a;
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DROP TABLE t;
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