connection node_2;
connection node_1;
CREATE TABLE t0 (
f0 INT PRIMARY KEY
);
CREATE TABLE t1 (
f1 INT PRIMARY KEY,
f0 INTEGER,
FOREIGN KEY (f0)
REFERENCES t0(f0)
ON DELETE CASCADE
);
INSERT INTO t0 VALUES (0), (1);
INSERT INTO t1 VALUES (0, 0);
INSERT INTO t1 VALUES (1, 0);
connection node_2;
DELETE t0.*, t1.* FROM t0, t1 WHERE t0.f0 = 0 AND t1.f1 = 0;
connection node_1;
SELECT COUNT(*) = 1 FROM t0;
COUNT(*) = 1
1
SELECT COUNT(*) = 0 FROM t1;
COUNT(*) = 0
1
DROP TABLE t1;
DROP TABLE t0;