select @@global.slave_transaction_retry_errors; @@global.slave_transaction_retry_errors 1158,1159,1160,1161,1205,1213,1429,2013,12701,10,20,5000,400 select @@session.slave_transaction_retry_errors; ERROR HY000: Variable 'slave_transaction_retry_errors' is a GLOBAL variable show global variables like 'slave_transaction_retry_errors'; Variable_name Value slave_transaction_retry_errors 1158,1159,1160,1161,1205,1213,1429,2013,12701,10,20,5000,400 show session variables like 'slave_transaction_retry_errors'; Variable_name Value slave_transaction_retry_errors 1158,1159,1160,1161,1205,1213,1429,2013,12701,10,20,5000,400 select * from information_schema.global_variables where variable_name='slave_transaction_retry_errors'; VARIABLE_NAME VARIABLE_VALUE SLAVE_TRANSACTION_RETRY_ERRORS 1158,1159,1160,1161,1205,1213,1429,2013,12701,10,20,5000,400 select * from information_schema.session_variables where variable_name='slave_transaction_retry_errors'; VARIABLE_NAME VARIABLE_VALUE SLAVE_TRANSACTION_RETRY_ERRORS 1158,1159,1160,1161,1205,1213,1429,2013,12701,10,20,5000,400 set global slave_transaction_retry_errors=1; ERROR HY000: Variable 'slave_transaction_retry_errors' is a read only variable set session slave_transaction_retry_errors=1; ERROR HY000: Variable 'slave_transaction_retry_errors' is a read only variable