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15 lines
941 B
MySQL
15 lines
941 B
MySQL
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DROP TABLE IF EXISTS part_info;
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CREATE TABLE part_info (t DateTime) ENGINE = MergeTree PARTITION BY toDate(t) ORDER BY (t);
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INSERT INTO part_info VALUES (toDateTime('1970-10-01 00:00:01')), (toDateTime('1970-10-02 00:00:01')), (toDateTime('1970-10-03 00:00:01'));
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SELECT name, is_frozen FROM system.parts WHERE `database` = currentDatabase() AND `table` = 'part_info';
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SELECT 'freeze one';
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ALTER TABLE part_info FREEZE PARTITION toDate('1970-10-02');
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SELECT name, is_frozen FROM system.parts WHERE `database` = currentDatabase() AND `table` = 'part_info';
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SELECT 'freeze all';
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ALTER TABLE part_info FREEZE;
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SELECT name, is_frozen FROM system.parts WHERE `database` = currentDatabase() AND `table` = 'part_info';
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INSERT INTO part_info VALUES (toDateTime('1970-10-02 00:00:02'));
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select * from part_info order by t;
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SELECT name, is_frozen FROM system.parts WHERE `database` = currentDatabase() AND `table` = 'part_info';
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DROP TABLE part_info;
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