system_config:default:query_sql:select value from oceanbase.__all_virtual_sys_parameter_stat where name="{name}"modify_sql:"altersystemset{name}={value}"tenant:query_sql:select * from oceanbase.__all_virtual_tenant_parameter_info where name like "{name}" and tenant_id={tenant_id}modify_sql:"altersystemset{name}={value}{tenant_where}"variables:default:query_sql:"selectvaluefromoceanbase.__all_virtual_sys_variablewheretenant_id={tenant_id}andname='{name}'"modify_sql:"ALTERTENANT{tenant}SETVARIABLES{name}={value}"