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Add test.

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Nikolai Kochetov 2022-10-07 10:28:15 +00:00
parent e3f341e978
commit 984fe4f058
2 changed files with 17 additions and 0 deletions
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tests/queries/0_stateless/02456_alter-nullable-column-bag-2.reference Normal file
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tests/queries/0_stateless/02456_alter-nullable-column-bag-2.sql Normal file
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DROP TABLE IF EXISTS t1 SYNC;
CREATE TABLE t1 (v UInt64) ENGINE=ReplicatedMergeTree('/test/tables/{database}/test/t1', 'r1') ORDER BY v PARTITION BY v;
INSERT INTO t1 values(1);
ALTER TABLE t1 ADD COLUMN s String;
INSERT INTO t1 values(1, '1');
ALTER TABLE t1 MODIFY COLUMN s Nullable(String);
-- SELECT _part, * FROM t1;
alter table t1 detach partition 1;
SELECT _part, * FROM t1;
--0 rows in set. Elapsed: 0.001 sec.
alter table t1 attach partition 1;
select count() from t1;