1select @@global.slave_transaction_retry_errors; 2@@global.slave_transaction_retry_errors 31213,1205,10,20,400 4select @@session.slave_transaction_retry_errors; 5ERROR HY000: Variable 'slave_transaction_retry_errors' is a GLOBAL variable 6show global variables like 'slave_transaction_retry_errors'; 7Variable_name Value 8slave_transaction_retry_errors 1213,1205,10,20,400 9show session variables like 'slave_transaction_retry_errors'; 10Variable_name Value 11slave_transaction_retry_errors 1213,1205,10,20,400 12select * from information_schema.global_variables where variable_name='slave_transaction_retry_errors'; 13VARIABLE_NAME VARIABLE_VALUE 14SLAVE_TRANSACTION_RETRY_ERRORS 1213,1205,10,20,400 15select * from information_schema.session_variables where variable_name='slave_transaction_retry_errors'; 16VARIABLE_NAME VARIABLE_VALUE 17SLAVE_TRANSACTION_RETRY_ERRORS 1213,1205,10,20,400 18set global slave_transaction_retry_errors=1; 19ERROR HY000: Variable 'slave_transaction_retry_errors' is a read only variable 20set session slave_transaction_retry_errors=1; 21ERROR HY000: Variable 'slave_transaction_retry_errors' is a read only variable 22