ClickHouse/tests/queries/0_stateless/01533_optimize_skip_merged_partitions.sql

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758 B
SQL

DROP TABLE IF EXISTS optimize_final;
SET optimize_skip_merged_partitions=1;
CREATE TABLE optimize_final(t DateTime, x Int32) ENGINE = MergeTree() PARTITION BY toYYYYMM(t) ORDER BY x;
INSERT INTO optimize_final SELECT toDate('2020-01-01'), number FROM numbers(5);
INSERT INTO optimize_final SELECT toDate('2020-01-01'), number + 5 FROM numbers(5);
OPTIMIZE TABLE optimize_final FINAL;
INSERT INTO optimize_final SELECT toDate('2000-01-01'), number FROM numbers(5);
INSERT INTO optimize_final SELECT toDate('2000-01-01'), number + 5 FROM numbers(5);
OPTIMIZE TABLE optimize_final FINAL;
SELECT table, partition, active, level from system.parts where table = 'optimize_final' and database = currentDatabase() and active = 1;
DROP TABLE optimize_final;