mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-13 18:02:24 +00:00
20 lines
601 B
MySQL
20 lines
601 B
MySQL
|
DROP TABLE IF EXISTS test.prewhere_defaults;
|
||
|
|
|
||
|
|
CREATE TABLE test.prewhere_defaults (d Date DEFAULT '2000-01-01', k UInt64 DEFAULT 0, x UInt16) ENGINE = MergeTree(d, k, 1);
|
||
|
|
|
||
|
|
INSERT INTO test.prewhere_defaults (x) VALUES (1);
|
||
|
|
|
||
|
|
SET max_block_size = 1;
|
||
|
|
|
||
|
|
SELECT * FROM test.prewhere_defaults PREWHERE x != 0 ORDER BY x;
|
||
|
|
|
||
|
|
ALTER TABLE test.prewhere_defaults ADD COLUMN y UInt16 DEFAULT x;
|
||
|
|
|
||
|
|
SELECT * FROM test.prewhere_defaults PREWHERE x != 0 ORDER BY x;
|
||
|
|
|
||
|
|
INSERT INTO test.prewhere_defaults (x) VALUES (2);
|
||
|
|
|
||
|
|
SELECT * FROM test.prewhere_defaults PREWHERE x != 0 ORDER BY x;
|
||
|
|
|
||
|
|
DROP TABLE test.prewhere_defaults;
|