Here is a list of all documented class members with links to the class documentation for each member:

- u -

• ulonglong_value : set_var
• unified_condition() : st_join_table
• union_part : JOIN
• unique_walk_function() : Aggregator_distinct
• unit : JOIN
• unlock() : Table_cache , Checkable_rwlock , Mutex_cond_array
• unlock_all_and_tdc() : Table_cache_manager
• unlock_shared_ha_data() : handler
• unlock_sidno() : Gtid_state
• unpack() : Field_tiny , Field_short , Field_medium , Field_string , Field_varstring , Field_blob , Field_enum , Field_bit , Field , Field_real , Field_decimal , Field_new_decimal
• unsupported_reason : Alter_inplace_info
• until_sql_gtids : Relay_log_info
• unused_key_parts : st_key
• update() : Item_func_set_user_var , set_var
• update_const() : Item_equal
• update_const_key_parts() : TABLE
• update_equalities_for_sjm() : JOIN
• update_event() : Event_db_repository , Events
• update_field() : Item_sum_sum , Item_sum_avg
• update_hostname() : ACL_HOST_AND_IP
• update_on_commit() : Gtid_state
• update_on_flush() : Gtid_state
• update_on_rollback() : Gtid_state
• update_timing_fields_for_event() : Event_db_repository
• update_used_tables() : Item_is_not_null_test
• update_values : COPY_INFO
• updated : COPY_INFO::Statistics
• upgrade_shared_lock() : MDL_context
• usable_key_parts : st_key
• use_hidden_primary_key() : handler
• use_index_statistics : RANGE_OPT_PARAM
• use_join_cache : st_join_table
• use_order() : st_join_table
• use_result_set() : Ed_connection
• used_alias : st_order
• used_tables : Key_use
• used_tables_cache : Item_func
• user_defined_key_parts : st_key
• User_var_log_event() : User_var_log_event
• uses_join_cache() : AQP::Table_access
• uses_materialization() : TABLE_LIST
• using_heuristic_recover() : TC_LOG
• using_pq : Filesort