Using System Variables Variable Name Variable Type Variable Scope myisam_stats_method Enumeration Both myisam_use_mmap Boolean Global mysql_firewall_mode Boolean Global mysql_firewall_trace Boolean Global mysql_native_password_proxy_users Boolean Global mysqlx_compression_algorithms Set Global mysqlx_connect_timeout Integer Global mysqlx_deflate_default_compression_level Integer Global mysqlx_deflate_max_client_compression_level Integer Global mysqlx_document_id_unique_prefix Integer Global mysqlx_enable_hello_notice Boolean Global mysqlx_idle_worker_thread_timeout Integer Global mysqlx_interactive_timeout Integer Global mysqlx_lz4_default_compression_level Integer Global mysqlx_lz4_max_client_compression_level Integer Global mysqlx_max_allowed_packet Integer Global mysqlx_max_connections Integer Global mysqlx_min_worker_threads Integer Global mysqlx_read_timeout Integer Session mysqlx_wait_timeout Integer Session mysqlx_write_timeout Integer Session mysqlx_zstd_default_compression_level Integer Global mysqlx_zstd_max_client_compression_level Integer Global ndb_allow_copying_alter_table Boolean Both ndb_autoincrement_prefetch_sz Integer Both ndb_blob_read_batch_bytes Integer Both ndb_blob_write_batch_bytes Integer Both ndb_cache_check_time Integer Global ndb_clear_apply_status Boolean Global ndb_conflict_role Enumeration Global ndb_data_node_neighbour Integer Global ndb_dbg_check_shares Integer Both ndb_default_column_format Enumeration Global ndb_default_column_format Enumeration Global ndb_deferred_constraints Integer Both ndb_deferred_constraints Integer Both ndb_distribution Enumeration Global ndb_distribution Enumeration Global 932