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			9 lines
		
	
	
	
		
			311 B
		
	
	
	
		
			Text
		
	
	
	
	
	
			
		
		
	
	
			9 lines
		
	
	
	
		
			311 B
		
	
	
	
		
			Text
		
	
	
	
	
	
CREATE TABLE t1 ( a INT, b CHAR(3) );
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INSERT INTO t1 VALUES ( 1, 'foo' );
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CREATE TABLE t2 ( c CHAR(3), d INT );
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INSERT INTO t2 VALUES ( 'foo', 1 );
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UPDATE IGNORE t1, t2 SET b = 'bar', c = 'bar'
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  WHERE a != ( SELECT 1 UNION SELECT 2 );
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Warnings:
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Warning	1242	Subquery returns more than 1 row
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DROP TABLE t1, t2;
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