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19 lines
752 B
MySQL
19 lines
752 B
MySQL
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DROP TABLE IF EXISTS test.numbers1;
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DROP TABLE IF EXISTS test.numbers2;
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CREATE TABLE test.numbers1 ENGINE = Memory AS SELECT number FROM numbers(1000);
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CREATE TABLE test.numbers2 ENGINE = Memory AS SELECT number FROM numbers(1000);
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SELECT * FROM merge(test, '^numbers\\d+$') SAMPLE 0.1; -- { serverError 141 }
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DROP TABLE test.numbers1;
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DROP TABLE test.numbers2;
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CREATE TABLE test.numbers1 ENGINE = MergeTree ORDER BY intHash32(number) SAMPLE BY intHash32(number) AS SELECT number FROM numbers(1000);
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CREATE TABLE test.numbers2 ENGINE = MergeTree ORDER BY intHash32(number) SAMPLE BY intHash32(number) AS SELECT number FROM numbers(1000);
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SELECT * FROM merge(test, '^numbers\\d+$') SAMPLE 0.01;
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DROP TABLE test.numbers1;
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DROP TABLE test.numbers2;
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