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CREATE TABLE t1 (pk INT PRIMARY KEY, a INT);
INSERT INTO t1 VALUES (1,10),(2,20);
CREATE TABLE t2 (b INT) PARTITION BY KEY (b) PARTITIONS 2;
INSERT INTO t2 VALUES (1),(2);
DELETE t2 FROM t2 WHERE b BETWEEN 5 AND 9;
UPDATE t2 JOIN t1 SET b = 5;
DROP TABLE t1, t2;
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