mirror of
https://github.com/ClickHouse/ClickHouse.git
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a1b0dede07
* made index parser * added index parsing * some fixes * added index interface and factory * fixed compilation * ptrs * added indexParts * indextypes * index condition * IndexCondition * added indexes in selectexecutor * fix * changed comment * fix * added granularity * comments * fix * fix * added writing indexes * removed indexpart class * fix * added setSkipIndexes * add rw for MergeTreeIndexes * fixes * upd error * fix * fix * reading * test index * fixed nullptr error * fixed * fix * unique names * asts -> exprlist * minmax index * fix * fixed select * fixed merging * fixed mutation * working minmax * removed test index * fixed style * added indexes to checkDataPart * added tests for minmax index * fixed constructor * fix style * fixed includes * fixed setSkipIndexes * added indexes meta to zookeeper * added parsing * removed throw * alter cmds parse * fix * added alter * fix * alters fix * fix alters * fix "after" * fixed alter * alter fix + test * fixes * upd setSkipIndexes * fixed alter bug with drop all indices * fix metadata editing * new test and repl fix * rm test files * fixed repl alter * fix * fix * indices * MTReadStream * upd test for bug * fix * added useful parsers and ast classes * fix * fix comments * replaced columns * fix * fixed parsing * fixed printing * fix err * basic IndicesDescription * go to IndicesDescr * moved indices * go to indicesDescr * fix test minmax_index* * fixed MT alter * fixed bug with replMT indices storing in zk * rename * refactoring * docs ru * docs ru * docs en * refactor * rename tests * fix docs * refactoring * fix * fix * fix * fixed style * unique idx * unique * fix * better minmax calculation * upd * added getBlock * unique_condition * added termForAST * unique * fixed not * uniqueCondition::mayBeTrueOnGranule * fix * fixed bug with double column * is always true * fix * key set * spaces * test * tests * fix * unique * fix * fix * fixed bug with duplicate column * removed unused data * fix * fixes * __bitSwapLastTwo * fix
68 lines
1.8 KiB
SQL
68 lines
1.8 KiB
SQL
DROP TABLE IF EXISTS test.minmax_idx;
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DROP TABLE IF EXISTS test.minmax_idx2;
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CREATE TABLE test.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 test.minmax_idx VALUES (1, 2);
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ALTER TABLE test.minmax_idx ADD INDEX idx1 u64 * i32 TYPE minmax GRANULARITY 10;
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ALTER TABLE test.minmax_idx ADD INDEX idx2 u64 + i32 TYPE minmax GRANULARITY 10;
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ALTER TABLE test.minmax_idx ADD INDEX idx3 (u64 - i32) TYPE minmax GRANULARITY 10 AFTER idx1;
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SHOW CREATE TABLE test.minmax_idx;
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SELECT * FROM test.minmax_idx WHERE u64 * i32 = 2;
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INSERT INTO test.minmax_idx VALUES (1, 2);
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INSERT INTO test.minmax_idx VALUES (1, 2);
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INSERT INTO test.minmax_idx VALUES (1, 2);
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INSERT INTO test.minmax_idx VALUES (1, 2);
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INSERT INTO test.minmax_idx VALUES (1, 2);
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SELECT * FROM test.minmax_idx WHERE u64 * i32 = 2;
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ALTER TABLE test.minmax_idx DROP INDEX idx1;
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SHOW CREATE TABLE test.minmax_idx;
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SELECT * FROM test.minmax_idx WHERE u64 * i32 = 2;
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ALTER TABLE test.minmax_idx DROP INDEX idx2;
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ALTER TABLE test.minmax_idx DROP INDEX idx3;
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SHOW CREATE TABLE test.minmax_idx;
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ALTER TABLE test.minmax_idx ADD INDEX idx1 (u64 * i32) TYPE minmax GRANULARITY 10;
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SHOW CREATE TABLE test.minmax_idx;
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SELECT * FROM test.minmax_idx WHERE u64 * i32 = 2;
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CREATE TABLE test.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 test.minmax_idx2 VALUES (1, 2);
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INSERT INTO test.minmax_idx2 VALUES (1, 2);
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SELECT * FROM test.minmax_idx2 WHERE u64 * i32 = 2;
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ALTER TABLE test.minmax_idx2 DROP INDEX idx1, DROP INDEX idx2;
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SHOW CREATE TABLE test.minmax_idx2;
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SELECT * FROM test.minmax_idx2 WHERE u64 * i32 = 2;
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DROP TABLE test.minmax_idx;
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DROP TABLE test.minmax_idx2; |