Server System Variable Reference Name Cmd-Line Option File System Var Var Scope Dynamic require_row_format Yes Session Yes require_secure_transport Yes Yes Yes Global Yes resultset_metadata Yes Session Yes rewriter_enabled Yes Global Yes rewriter_verbose Yes Global Yes rpl_read_size Yes Yes Yes Global Yes rpl_semi_sync_master_enabled Yes Yes Yes Global Yes rpl_semi_sync_master_timeout Yes Yes Yes Global Yes rpl_semi_sync_master_trace_level Yes Yes Yes Global Yes rpl_semi_sync_master_wait_for_slave_count Yes Yes Yes Global Yes rpl_semi_sync_master_wait_no_slave Yes Yes Yes Global Yes rpl_semi_sync_master_wait_point Yes Yes Yes Global Yes rpl_semi_sync_slave_enabled Yes Yes Yes Global Yes rpl_semi_sync_slave_trace_level Yes Yes Yes Global Yes rpl_stop_slave_timeout Yes Yes Yes Global Yes schema_definition_cache Yes Yes Yes Global Yes secondary_engine_cost_threshold Yes Session Yes secure_file_priv Yes Yes Yes Global No select_into_buffer_size Yes Yes Yes Both Yes select_into_disk_sync Yes Yes Yes Both Yes select_into_disk_sync_delay Yes Yes Yes Both Yes server_id Yes Yes Yes Global Yes server_id_bits Yes Yes Yes Global No server_uuid Yes Global No session_track_gtids Yes Yes Yes Both Yes session_track_schema Yes Yes Yes Both Yes session_track_state_change Yes Yes Yes Both Yes session_track_system_variables Yes Yes Yes Both Yes session_track_transaction_info Yes Yes Yes Both Yes sha256_password_auto_generate_rsa_keys Yes Yes Yes Global No sha256_password_private_key_path Yes Yes Yes Global No sha256_password_proxy_users Yes Yes Yes Global Yes sha256_password_public_key_path Yes Yes Yes Global No shared_memory Yes Yes Yes Global No shared_memory_base_name Yes Yes Yes Global No show_create_table_skip_secondary_engine Yes Yes Yes Session Yes show_create_table_verbosity Yes Yes Yes Both Yes show_old_temporals Yes Yes Yes Both Yes 711