ClickHouse/tests/queries/0_stateless/01648_mutations_and_escaping.sql
2021-01-11 17:43:05 +03:00

19 lines
872 B
SQL

DROP TABLE IF EXISTS mutations_and_escaping_1648;
CREATE TABLE mutations_and_escaping_1648 (d Date, e Enum8('foo'=1, 'bar'=2)) Engine = MergeTree(d, (d), 8192);
INSERT INTO mutations_and_escaping_1648 (d, e) VALUES ('2018-01-01', 'foo');
INSERT INTO mutations_and_escaping_1648 (d, e) VALUES ('2018-01-02', 'bar');
-- slow mutation
ALTER TABLE mutations_and_escaping_1648 UPDATE e = CAST('foo', 'Enum8(\'foo\' = 1, \'bar\' = 2)') WHERE d='2018-01-02' and sleepEachRow(1) = 0;
-- check that we able to read mutation text after serialization
DETACH TABLE mutations_and_escaping_1648;
ATTACH TABLE mutations_and_escaping_1648;
ALTER TABLE mutations_and_escaping_1648 UPDATE e = CAST('foo', 'Enum8(\'foo\' = 1, \'bar\' = 2)') WHERE d='2018-01-02' SETTINGS mutations_sync = 1;
SELECT e FROM mutations_and_escaping_1648 ORDER BY d;
DROP TABLE mutations_and_escaping_1648;