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