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20 lines
1.0 KiB
SQL
20 lines
1.0 KiB
SQL
DROP TABLE IF EXISTS regression_for_in_operator_view;
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DROP TABLE IF EXISTS regression_for_in_operator;
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CREATE TABLE regression_for_in_operator (d Date, v UInt32, g String) ENGINE=MergeTree(d, d, 8192);
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CREATE MATERIALIZED VIEW regression_for_in_operator_view ENGINE=AggregatingMergeTree(d, (d,g), 8192) AS SELECT d, g, maxState(v) FROM regression_for_in_operator GROUP BY d, g;
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INSERT INTO regression_for_in_operator SELECT today(), toString(number % 10), number FROM system.numbers limit 1000;
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SELECT count() FROM regression_for_in_operator_view WHERE g = '5';
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SELECT count() FROM regression_for_in_operator_view WHERE g IN ('5');
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SELECT count() FROM regression_for_in_operator_view WHERE g IN ('5','6');
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SET optimize_min_equality_disjunction_chain_length = 1;
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SELECT count() FROM regression_for_in_operator_view WHERE g = '5' OR g = '6';
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SET optimize_min_equality_disjunction_chain_length = 3;
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SELECT count() FROM regression_for_in_operator_view WHERE g = '5' OR g = '6';
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DROP TABLE regression_for_in_operator_view;
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DROP TABLE regression_for_in_operator;
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