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23 lines
860 B
SQL
23 lines
860 B
SQL
DROP TABLE IF EXISTS merge_tree;
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CREATE TABLE merge_tree (d Date) ENGINE = MergeTree ORDER BY d PARTITION BY d;
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INSERT INTO merge_tree VALUES ('2020-01-01'), ('2020-01-02'), ('2020-01-03'), ('2020-01-04'), ('2020-01-05'), ('2020-01-06');
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SELECT 1, * FROM merge_tree ORDER BY d;
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-- ALTER TABLE merge_tree DROP PARTITION 2020-01-02; -- This does not even parse
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-- SELECT 2, * FROM merge_tree;
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ALTER TABLE merge_tree DROP PARTITION 20200103; -- unfortunately, this works, but not as user expected.
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SELECT 3, * FROM merge_tree ORDER BY d;
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ALTER TABLE merge_tree DROP PARTITION '20200104';
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SELECT 4, * FROM merge_tree ORDER BY d;
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ALTER TABLE merge_tree DROP PARTITION '2020-01-05';
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SELECT 5, * FROM merge_tree ORDER BY d;
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ALTER TABLE merge_tree DROP PARTITION '202001-06'; -- { serverError 38 }
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SELECT 6, * FROM merge_tree ORDER BY d;
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DROP TABLE merge_tree;
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