24 lines
		
	
	
		
			875 B
		
	
	
	
		
			Plaintext
		
	
	
			
		
		
	
	
			24 lines
		
	
	
		
			875 B
		
	
	
	
		
			Plaintext
		
	
	
select @@global.have_profiling="1";
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@@global.have_profiling="1"
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0
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Warnings:
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Warning	1287	'@@have_profiling' is deprecated and will be removed in a future release.
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select @@session.have_profiling;
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ERROR HY000: Variable 'have_profiling' is a GLOBAL variable
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show global variables like 'have_profiling';
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Variable_name	Value
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have_profiling	#
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show session variables like 'have_profiling';
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Variable_name	Value
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have_profiling	#
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select * from performance_schema.global_variables where variable_name='have_profiling';
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VARIABLE_NAME	VARIABLE_VALUE
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have_profiling	#
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select * from performance_schema.session_variables where variable_name='have_profiling';
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VARIABLE_NAME	VARIABLE_VALUE
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have_profiling	#
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set global have_profiling=1;
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ERROR HY000: Variable 'have_profiling' is a read only variable
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set session have_profiling=1;
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ERROR HY000: Variable 'have_profiling' is a read only variable
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