ClickHouse/dbms/tests/queries/0_stateless/00754_alter_modify_order_by.reference
2019-03-26 22:23:12 +03:00

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*** Check that the parts are sorted according to the new key. ***
1 2 0 10
1 2 0 20
1 2 2 40
1 2 2 50
1 2 1 30
*** Check that the rows are collapsed according to the new key. ***
1 2 0 30
1 2 1 30
1 2 4 90
*** Check SHOW CREATE TABLE ***
CREATE TABLE test.summing (`x` UInt32, `y` UInt32, `z` UInt32, `val` UInt32) ENGINE = SummingMergeTree PRIMARY KEY (x, y) ORDER BY (x, y, -z) SETTINGS index_granularity = 8192