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22 lines
839 B
Text
22 lines
839 B
Text
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select @@global.thread_concurrency;
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@@global.thread_concurrency
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10
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select @@session.thread_concurrency;
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ERROR HY000: Variable 'thread_concurrency' is a GLOBAL variable
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show global variables like 'thread_concurrency';
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Variable_name Value
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thread_concurrency 10
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show session variables like 'thread_concurrency';
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Variable_name Value
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thread_concurrency 10
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select * from information_schema.global_variables where variable_name='thread_concurrency';
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VARIABLE_NAME VARIABLE_VALUE
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THREAD_CONCURRENCY 10
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select * from information_schema.session_variables where variable_name='thread_concurrency';
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VARIABLE_NAME VARIABLE_VALUE
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THREAD_CONCURRENCY 10
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set global thread_concurrency=1;
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ERROR HY000: Variable 'thread_concurrency' is a read only variable
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set session thread_concurrency=1;
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ERROR HY000: Variable 'thread_concurrency' is a read only variable
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