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28 lines
790 B
MySQL
28 lines
790 B
MySQL
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DROP TABLE IF EXISTS alter_enum_array;
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CREATE TABLE alter_enum_array(
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Key UInt64,
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Value Array(Enum8('Option1'=1, 'Option2'=2))
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)
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ENGINE=MergeTree()
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ORDER BY tuple();
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INSERT INTO alter_enum_array VALUES (1, ['Option2', 'Option1']), (2, ['Option1']);
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ALTER TABLE alter_enum_array MODIFY COLUMN Value Array(Enum8('Option1'=1, 'Option2'=2, 'Option3'=3)) SETTINGS mutations_sync=2;
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INSERT INTO alter_enum_array VALUES (3, ['Option1','Option3']);
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SELECT * FROM alter_enum_array ORDER BY Key;
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DETACH TABLE alter_enum_array;
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ATTACH TABLE alter_enum_array;
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SELECT * FROM alter_enum_array ORDER BY Key;
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OPTIMIZE TABLE alter_enum_array FINAL;
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SELECT COUNT() FROM system.mutations where table='alter_enum_array' and database=currentDatabase();
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DROP TABLE IF EXISTS alter_enum_array;
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