20 lines
		
	
	
		
			433 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			20 lines
		
	
	
		
			433 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| drop database if exists db1;
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| create database if not exists db1;
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| use db1;
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| drop table if exists test;
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| create table test(c1 int primary key, c2 int, c3 int);
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| insert into test values(1,1,1);
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| insert into test values(2,2,2);
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| set @@global.ob_enable_plan_cache= 0;
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| use db1;
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| update test set c2=c1+c2, c3=c2+c1;
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| succeed
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| succeed
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| select * from test;
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| c1	c2	c3
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| 1	2	3
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| 2	4	6
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| set @@global.ob_enable_plan_cache= 1;
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| drop table test;
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| drop database db1;
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