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select @@global.skip_show_database;
@@global.skip_show_database
0
select @@session.skip_show_database;
ERROR HY000: Variable 'skip_show_database' is a GLOBAL variable
show global variables like 'skip_show_database';
Variable_name Value
skip_show_database OFF
show session variables like 'skip_show_database';
Variable_name Value
skip_show_database OFF
select * from information_schema.global_variables where variable_name='skip_show_database';
VARIABLE_NAME VARIABLE_VALUE
SKIP_SHOW_DATABASE OFF
select * from information_schema.session_variables where variable_name='skip_show_database';
VARIABLE_NAME VARIABLE_VALUE
SKIP_SHOW_DATABASE OFF
set global skip_show_database=1;
ERROR HY000: Variable 'skip_show_database' is a read only variable
set session skip_show_database=1;
ERROR HY000: Variable 'skip_show_database' is a read only variable
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