63 lines
1.5 KiB
Plaintext
63 lines
1.5 KiB
Plaintext
#
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# Variable name : offline_mode
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# Scope : Global
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#
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# Global - default
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SELECT @@global.offline_mode;
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@@global.offline_mode
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0
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SELECT @@session.offline_mode;
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ERROR HY000: Variable 'offline_mode' is a GLOBAL variable
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SET @@global.offline_mode= 'true';
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ERROR 42000: Variable 'offline_mode' can't be set to the value of 'true'
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SET @@global.offline_mode= 100;
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ERROR 42000: Variable 'offline_mode' can't be set to the value of '100'
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SET @@global.offline_mode= WRONGVALUE;
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ERROR 42000: Variable 'offline_mode' can't be set to the value of 'WRONGVALUE'
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# via performance_schema.global_variables
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SELECT * FROM performance_schema.global_variables WHERE VARIABLE_NAME LIKE 'offline_mode';
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VARIABLE_NAME VARIABLE_VALUE
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offline_mode OFF
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SET @global_saved_tmp = @@global.offline_mode;
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# Altering global variable's value
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SET @@global.offline_mode = 0;
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SELECT @@global.offline_mode;
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@@global.offline_mode
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0
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SET @@global.offline_mode = TrUe;
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SELECT @@global.offline_mode;
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@@global.offline_mode
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1
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SET @@global.offline_mode = FaLsE;
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SELECT @@global.offline_mode;
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@@global.offline_mode
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0
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# Variables' values in a new session.
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# Global - expect 0
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SELECT @@global.offline_mode;
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@@global.offline_mode
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0
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# Switching to the default connection.
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SELECT @@global.offline_mode;
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@@global.offline_mode
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0
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# Test if DEFAULT is working as expected.
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SET @@global.offline_mode = DEFAULT;
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# Global - expect 0
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SELECT @@global.offline_mode;
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@@global.offline_mode
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0
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# Restoring the original values.
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SET @@global.offline_mode = @global_saved_tmp;
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# End of tests.
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