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30 lines
971 B
SQL
30 lines
971 B
SQL
DROP TABLE IF EXISTS decimal;
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CREATE TABLE IF NOT EXISTS decimal
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(
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d1 DECIMAL(9, 8),
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d2 DECIMAL(18, 8),
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d3 DECIMAL(38, 8)
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)
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ENGINE = MergeTree
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PARTITION BY toInt32(d1)
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ORDER BY (d2, d3);
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INSERT INTO decimal (d1, d2, d3) VALUES (4.2, 4.2, 4.2);
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SELECT count() FROM decimal WHERE d1 = toDecimal32('4.2', 8);
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SELECT count() FROM decimal WHERE d1 != toDecimal32('4.2', 8);
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SELECT count() FROM decimal WHERE d1 < toDecimal32('4.2', 8);
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SELECT count() FROM decimal WHERE d1 > toDecimal32('4.2', 8);
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SELECT count() FROM decimal WHERE d1 <= toDecimal32('4.2', 8);
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SELECT count() FROM decimal WHERE d1 >= toDecimal32('4.2', 8);
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INSERT INTO decimal (d1, d2, d3)
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SELECT toDecimal32(number % 10, 8), toDecimal64(number, 8), toDecimal128(number, 8) FROM system.numbers LIMIT 50;
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SELECT count() FROM decimal WHERE d1 = 1;
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SELECT * FROM decimal WHERE d1 > 5 AND d2 < 30 ORDER BY d2 DESC;
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SELECT * FROM decimal WHERE d1 IN(1, 3) ORDER BY d2;
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DROP TABLE decimal;
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