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			17 lines
		
	
	
	
		
			327 B
		
	
	
	
		
			Text
		
	
	
	
	
	
			
		
		
	
	
			17 lines
		
	
	
	
		
			327 B
		
	
	
	
		
			Text
		
	
	
	
	
	
| connection node_2;
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| connection node_1;
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| CREATE TABLE t1 (
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| f1 INT NOT NULL PRIMARY KEY,
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| f2 INT,
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| FOREIGN KEY (f2)
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| REFERENCES t1(f1)
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| ON DELETE CASCADE
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| ) ENGINE=InnoDB;
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| INSERT INTO t1 VALUES (1, 1), (2, 1);
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| connection node_2;
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| DELETE FROM t1 WHERE f1 = 1;
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| connection node_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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