2009-12-22 10:35:56 +01:00
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SET @start_global_value = @@global.profiling;
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SELECT @start_global_value;
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@start_global_value
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0
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select @@global.profiling;
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@@global.profiling
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0
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select @@session.profiling;
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@@session.profiling
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0
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show global variables like 'profiling';
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Variable_name Value
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profiling OFF
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show session variables like 'profiling';
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Variable_name Value
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profiling OFF
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select * from information_schema.global_variables where variable_name='profiling';
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VARIABLE_NAME VARIABLE_VALUE
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PROFILING OFF
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select * from information_schema.session_variables where variable_name='profiling';
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VARIABLE_NAME VARIABLE_VALUE
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PROFILING OFF
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set global profiling=1;
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2010-01-28 22:33:00 -08:00
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set session profiling=ON;
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2009-12-22 10:35:56 +01:00
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select @@global.profiling;
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@@global.profiling
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1
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select @@session.profiling;
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@@session.profiling
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1
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2010-01-28 22:33:00 -08:00
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show global variables like 'profiling';
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Variable_name Value
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profiling ON
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show session variables like 'profiling';
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Variable_name Value
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profiling ON
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select * from information_schema.global_variables where variable_name='profiling';
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VARIABLE_NAME VARIABLE_VALUE
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PROFILING ON
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select * from information_schema.session_variables where variable_name='profiling';
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VARIABLE_NAME VARIABLE_VALUE
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PROFILING ON
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set global profiling=0;
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set session profiling=OFF;
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select @@global.profiling;
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@@global.profiling
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0
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select @@session.profiling;
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@@session.profiling
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0
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show global variables like 'profiling';
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Variable_name Value
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profiling OFF
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show session variables like 'profiling';
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Variable_name Value
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profiling OFF
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select * from information_schema.global_variables where variable_name='profiling';
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VARIABLE_NAME VARIABLE_VALUE
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PROFILING OFF
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select * from information_schema.session_variables where variable_name='profiling';
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VARIABLE_NAME VARIABLE_VALUE
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PROFILING OFF
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2009-12-22 10:35:56 +01:00
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set global profiling=1.1;
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ERROR 42000: Incorrect argument type to variable 'profiling'
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set global profiling=1e1;
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ERROR 42000: Incorrect argument type to variable 'profiling'
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set global profiling="foo";
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ERROR 42000: Variable 'profiling' can't be set to the value of 'foo'
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SET @@global.profiling = @start_global_value;
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SELECT @@global.profiling;
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@@global.profiling
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0
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