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CREATE TABLE t1 (
f1 INT NOT NULL PRIMARY KEY,
f2 INT,
FOREIGN KEY (f2)
REFERENCES t1(f1)
ON DELETE CASCADE
) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1, 1), (2, 1);
connection node_2;
DELETE FROM t1 WHERE f1 = 1;
connection node_1;
SELECT COUNT(*) = 0 FROM t1;
COUNT(*) = 0
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DROP TABLE t1;
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