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	(and to follow the naming conventons). keep old debug variable, but mark it as deprecated.
		
			
				
	
	
		
			20 lines
		
	
	
		
			463 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			20 lines
		
	
	
		
			463 B
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| --source include/have_debug.inc
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| 
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| --echo #
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| --echo # Bug #725050: print keyuse info when  hash join is used 
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| --echo #
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| 
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| create table t1 (a int, b int);
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| insert into t1 values (2,2), (1,1);
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| create table t2 (a int);
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| insert into t2 values (2), (3);
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| 
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| set session join_cache_level=3;
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| set @@debug_dbug= 'd:t:O,/tmp/trace.out';
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| 
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| explain select t1.b from t1,t2 where t1.b=t2.a;
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| select t1.b from t1,t2 where t1.b=t2.a;
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| 
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| set session join_cache_level=default;
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| drop table t1,t2;
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