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70 lines
1.6 KiB
SQL
70 lines
1.6 KiB
SQL
DROP TABLE IF EXISTS minmax_idx;
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DROP TABLE IF EXISTS minmax_idx2;
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CREATE TABLE minmax_idx
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(
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u64 UInt64,
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i32 Int32
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) ENGINE = MergeTree()
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ORDER BY u64;
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INSERT INTO minmax_idx VALUES (1, 2);
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ALTER TABLE minmax_idx ADD INDEX idx1 u64 * i32 TYPE minmax GRANULARITY 10;
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ALTER TABLE minmax_idx ADD INDEX idx2 u64 + i32 TYPE minmax GRANULARITY 10;
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ALTER TABLE minmax_idx ADD INDEX idx3 (u64 - i32) TYPE minmax GRANULARITY 10 AFTER idx1;
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SHOW CREATE TABLE minmax_idx;
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SELECT * FROM minmax_idx WHERE u64 * i32 = 2;
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INSERT INTO minmax_idx VALUES (1, 2);
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INSERT INTO minmax_idx VALUES (1, 2);
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INSERT INTO minmax_idx VALUES (1, 2);
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INSERT INTO minmax_idx VALUES (1, 2);
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INSERT INTO minmax_idx VALUES (1, 2);
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SELECT * FROM minmax_idx WHERE u64 * i32 = 2;
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ALTER TABLE minmax_idx DROP INDEX idx1;
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SHOW CREATE TABLE minmax_idx;
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SELECT * FROM minmax_idx WHERE u64 * i32 = 2;
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ALTER TABLE minmax_idx DROP INDEX idx2;
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ALTER TABLE minmax_idx DROP INDEX idx3;
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SHOW CREATE TABLE minmax_idx;
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ALTER TABLE minmax_idx ADD INDEX idx1 (u64 * i32) TYPE minmax GRANULARITY 10;
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SHOW CREATE TABLE minmax_idx;
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SELECT * FROM minmax_idx WHERE u64 * i32 = 2;
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CREATE TABLE minmax_idx2
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(
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u64 UInt64,
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i32 Int32,
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INDEX idx1 (u64 + i32) TYPE minmax GRANULARITY 10,
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INDEX idx2 u64 * i32 TYPE minmax GRANULARITY 10
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) ENGINE = MergeTree()
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ORDER BY u64;
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INSERT INTO minmax_idx2 VALUES (1, 2);
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INSERT INTO minmax_idx2 VALUES (1, 2);
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SELECT * FROM minmax_idx2 WHERE u64 * i32 = 2;
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ALTER TABLE minmax_idx2 DROP INDEX idx1, DROP INDEX idx2;
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SHOW CREATE TABLE minmax_idx2;
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SELECT * FROM minmax_idx2 WHERE u64 * i32 = 2;
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DROP TABLE minmax_idx;
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DROP TABLE minmax_idx2;
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