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