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https://github.com/ClickHouse/ClickHouse.git
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43 lines
1.0 KiB
SQL
43 lines
1.0 KiB
SQL
DROP TABLE IF EXISTS mt_01451;
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CREATE TABLE mt_01451 (v UInt8) ENGINE = MergeTree() order by tuple();
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SYSTEM STOP MERGES mt_01451;
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INSERT INTO mt_01451 VALUES (0);
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INSERT INTO mt_01451 VALUES (1);
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INSERT INTO mt_01451 VALUES (2);
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SELECT v FROM mt_01451 ORDER BY v;
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ALTER TABLE mt_01451 DETACH PART 'all_100_100_0'; -- { serverError 232 }
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ALTER TABLE mt_01451 DETACH PART 'all_2_2_0';
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SELECT v FROM mt_01451 ORDER BY v;
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SELECT name FROM system.detached_parts WHERE table = 'mt_01451';
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ALTER TABLE mt_01451 ATTACH PART 'all_2_2_0';
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SELECT v FROM mt_01451 ORDER BY v;
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SELECT name FROM system.detached_parts WHERE table = 'mt_01451';
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SELECT '-- drop part --';
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ALTER TABLE mt_01451 DROP PART 'all_4_4_0';
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ALTER TABLE mt_01451 ATTACH PART 'all_4_4_0'; -- { serverError 233 }
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SELECT v FROM mt_01451 ORDER BY v;
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SELECT '-- resume merges --';
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SYSTEM START MERGES mt_01451;
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OPTIMIZE TABLE mt_01451 FINAL;
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SELECT v FROM mt_01451 ORDER BY v;
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SELECT name FROM system.parts WHERE table = 'mt_01451' AND active;
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DROP TABLE mt_01451;
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