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aligned.h
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aria_backup.h
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assume_aligned.h
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atomic
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authors.h
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backup.h
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bounded_queue.h
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client_settings.h
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compat56.h
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config.h
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contributors.h
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create_options.h
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create_tmp_table.h
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cset_narrowing.h
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custom_conf.h
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datadict.h
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ddl_log.h
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debug.h
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debug_sync.h
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derived_handler.h
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derror.h
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des_key_file.h
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discover.h
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dur_prop.h
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embedded_priv.h
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event_data_objects.h
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event_db_repository.h
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event_parse_data.h
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event_queue.h
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event_scheduler.h
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events.h
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field.h
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field_comp.h
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filesort.h
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filesort_utils.h
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ft_global.h
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gcalc_slicescan.h
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gcalc_tools.h
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grant.h
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group_by_handler.h
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gstream.h
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ha_handler_stats.h
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ha_partition.h
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ha_sequence.h
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handle_connections_win.h
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handler.h
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hash.h
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hash_filo.h
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heap.h
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hostname.h
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ilist.h
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init.h
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innodb_priv.h
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item.h
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item_cmpfunc.h
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item_create.h
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item_func.h
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item_geofunc.h
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item_jsonfunc.h
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item_row.h
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item_strfunc.h
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item_subselect.h
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item_sum.h
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item_timefunc.h
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item_vers.h
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item_windowfunc.h
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item_xmlfunc.h
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json_table.h
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key.h
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keycaches.h
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lex.h
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lex_string.h
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lex_symbol.h
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lf.h
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lock.h
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log.h
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log_event.h
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log_event_data_type.h
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log_event_old.h
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log_slow.h
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maria.h
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mariadb.h
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mdl.h
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mem_root_array.h
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message.h
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multi_range_read.h
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my_alarm.h
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my_apc.h
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my_atomic.h
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my_atomic_wrapper.h
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my_base.h
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my_bit.h
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my_bitmap.h
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my_check_opt.h
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my_compare.h
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my_counter.h
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my_cpu.h
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my_crypt.h
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my_decimal.h
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my_default.h
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my_handler_errors.h
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my_json_writer.h
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my_libwrap.h
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my_md5.h
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my_minidump.h
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my_nosys.h
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my_rdtsc.h
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my_rnd.h
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my_service_manager.h
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my_stack_alloc.h
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my_stacktrace.h
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my_time.h
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my_tree.h
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my_uctype.h
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my_user.h
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myisam.h
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myisamchk.h
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myisammrg.h
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myisampack.h
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mysqld.h
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mysqld_default_groups.h
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mysqld_suffix.h
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mysys_err.h
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opt_range.h
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opt_subselect.h
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opt_trace.h
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opt_trace_context.h
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parse_file.h
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partition_element.h
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partition_info.h
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password.h
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pfs_file_provider.h
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pfs_idle_provider.h
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pfs_memory_provider.h
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pfs_metadata_provider.h
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pfs_socket_provider.h
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pfs_stage_provider.h
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pfs_statement_provider.h
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pfs_table_provider.h
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pfs_thread_provider.h
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pfs_transaction_provider.h
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privilege.h
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probes_mysql.h
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probes_mysql_dtrace.h
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probes_mysql_nodtrace.h
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procedure.h
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protocol.h
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proxy_protocol.h
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queues.h
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records.h
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repl_failsafe.h
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replication.h
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rijndael.h
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rowid_filter.h
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rpl_constants.h
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rpl_filter.h
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rpl_gtid.h
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rpl_injector.h
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rpl_mi.h
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rpl_parallel.h
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rpl_record.h
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rpl_record_old.h
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rpl_reporting.h
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rpl_rli.h
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rpl_tblmap.h
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rpl_utility.h
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scheduler.h
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scope.h
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select_handler.h
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semisync.h
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semisync_master.h
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semisync_master_ack_receiver.h
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semisync_slave.h
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service_versions.h
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session_tracker.h
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set_var.h
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slave.h
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socketpair.h
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source_revision.h
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sp.h
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sp_cache.h
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sp_head.h
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sp_pcontext.h
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sp_rcontext.h
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span.h
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spatial.h
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sql_acl.h
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sql_admin.h
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sql_alloc.h
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sql_alter.h
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sql_analyse.h
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sql_analyze_stmt.h
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sql_array.h
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sql_audit.h
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sql_base.h
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sql_basic_types.h
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sql_binlog.h
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sql_bitmap.h
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sql_bootstrap.h
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sql_cache.h
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sql_callback.h
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sql_class.h
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sql_cmd.h
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sql_connect.h
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sql_const.h
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sql_crypt.h
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sql_cte.h
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sql_cursor.h
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sql_db.h
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sql_debug.h
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sql_delete.h
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sql_derived.h
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sql_digest.h
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sql_digest_stream.h
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sql_do.h
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sql_error.h
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sql_explain.h
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sql_expression_cache.h
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sql_get_diagnostics.h
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sql_handler.h
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sql_help.h
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sql_hset.h
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sql_i_s.h
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sql_insert.h
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sql_join_cache.h
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sql_lex.h
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sql_lifo_buffer.h
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sql_limit.h
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sql_list.h
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sql_load.h
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sql_locale.h
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sql_manager.h
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sql_mode.h
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sql_parse.h
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sql_partition.h
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sql_partition_admin.h
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sql_plist.h
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sql_plugin.h
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sql_plugin_compat.h
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sql_prepare.h
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sql_priv.h
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sql_profile.h
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sql_reload.h
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sql_rename.h
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sql_repl.h
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sql_schema.h
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sql_select.h
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sql_sequence.h
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sql_servers.h
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sql_show.h
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sql_signal.h
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sql_sort.h
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sql_statistics.h
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sql_string.h
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sql_table.h
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sql_tablespace.h
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sql_test.h
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sql_time.h
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sql_trigger.h
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sql_truncate.h
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sql_tvc.h
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sql_type.h
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sql_type_fixedbin.h
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sql_type_fixedbin_storage.h
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sql_type_geom.h
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sql_type_int.h
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sql_type_json.h
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sql_type_real.h
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sql_type_string.h
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sql_udf.h
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sql_union.h
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sql_update.h
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sql_view.h
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sql_window.h
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ssl_compat.h
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strfunc.h
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structs.h
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sys_vars_shared.h
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t_ctype.h
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table.h
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table_cache.h
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thr_alarm.h
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thr_lock.h
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thr_malloc.h
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thr_timer.h
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thread_cache.h
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threadpool.h
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threadpool_generic.h
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threadpool_winsockets.h
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transaction.h
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tzfile.h
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tztime.h
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uniques.h
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unireg.h
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vers_string.h
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violite.h
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waiting_threads.h
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welcome_copyright_notice.h
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win_tzname_data.h
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winservice.h
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wqueue.h
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wsrep.h
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wsrep_applier.h
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wsrep_binlog.h
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wsrep_client_service.h
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wsrep_client_state.h
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wsrep_condition_variable.h
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wsrep_high_priority_service.h
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wsrep_mutex.h
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wsrep_mysqld.h
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wsrep_mysqld_c.h
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wsrep_on.h
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wsrep_priv.h
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wsrep_schema.h
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wsrep_server_service.h
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wsrep_server_state.h
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wsrep_sst.h
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wsrep_storage_service.h
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wsrep_thd.h
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wsrep_trans_observer.h
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wsrep_types.h
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wsrep_utils.h
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wsrep_var.h
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wsrep_xid.h
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xa.h
(1.8 KB)
Editing: item_row.h
#ifndef ITEM_ROW_INCLUDED #define ITEM_ROW_INCLUDED /* Copyright (c) 2002, 2013, Oracle and/or its affiliates. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; version 2 of the License. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1335 USA */ /** Row items used for comparing rows and IN operations on rows: @verbatim (a, b, c) > (10, 10, 30) (a, b, c) = (select c, d, e, from t1 where x=12) (a, b, c) IN ((1,2,2), (3,4,5), (6,7,8) (a, b, c) IN (select c, d, e, from t1) @endverbatim */ /** Item which stores (x,y,...) and ROW(x,y,...). Note that this can be recursive: ((x,y),(z,t)) is a ROW of ROWs. */ class Item_row: public Item_fixed_hybrid, private Item_args, private Used_tables_and_const_cache { table_map not_null_tables_cache; /** If elements are made only of constants, of which one or more are NULL. For example, this item is (1,2,NULL), or ( (1,NULL), (2,3) ). */ bool with_null; public: Item_row(THD *thd, List<Item> &list) :Item_fixed_hybrid(thd), Item_args(thd, list), not_null_tables_cache(0), with_null(0) { } Item_row(THD *thd, Item_row *row) :Item_fixed_hybrid(thd), Item_args(thd, static_cast<Item_args*>(row)), Used_tables_and_const_cache(), not_null_tables_cache(0), with_null(0) { } enum Type type() const override { return ROW_ITEM; }; const Type_handler *type_handler() const override { return &type_handler_row; } Field *create_tmp_field_ex(MEM_ROOT *root, TABLE *table, Tmp_field_src *src, const Tmp_field_param *param) override { return NULL; // Check with Vicentiu why it's called for Item_row } void illegal_method_call(const char *); bool is_null() override { return null_value; } void make_send_field(THD *thd, Send_field *) override { illegal_method_call((const char*)"make_send_field"); }; double val_real() override { illegal_method_call((const char*)"val"); return 0; }; longlong val_int() override { illegal_method_call((const char*)"val_int"); return 0; }; String *val_str(String *) override { illegal_method_call((const char*)"val_str"); return 0; }; my_decimal *val_decimal(my_decimal *) override { illegal_method_call((const char*)"val_decimal"); return 0; }; bool get_date(THD *thd, MYSQL_TIME *ltime, date_mode_t fuzzydate) override { illegal_method_call((const char*)"get_date"); return true; } bool fix_fields(THD *thd, Item **ref) override; void fix_after_pullout(st_select_lex *new_parent, Item **ref, bool merge) override; void cleanup() override; void split_sum_func(THD *thd, Ref_ptr_array ref_pointer_array, List<Item> &fields, uint flags) override; table_map used_tables() const override { return used_tables_cache; }; bool const_item() const override { return const_item_cache; }; void update_used_tables() override { used_tables_and_const_cache_init(); used_tables_and_const_cache_update_and_join(arg_count, args); } table_map not_null_tables() const override { return not_null_tables_cache; } void print(String *str, enum_query_type query_type) override; bool walk(Item_processor processor, bool walk_subquery, void *arg) override { if (walk_args(processor, walk_subquery, arg)) return true; return (this->*processor)(arg); } Item *transform(THD *thd, Item_transformer transformer, uchar *arg) override; bool eval_not_null_tables(void *opt_arg) override; bool find_not_null_fields(table_map allowed) override; uint cols() const override { return arg_count; } Item* element_index(uint i) override { return args[i]; } Item** addr(uint i) override { return args + i; } bool check_cols(uint c) override; bool null_inside() override { return with_null; }; void bring_value() override; Item* propagate_equal_fields(THD *thd, const Context &ctx, COND_EQUAL *cond) override { Item_args::propagate_equal_fields(thd, Context_identity(), cond); return this; } bool excl_dep_on_table(table_map tab_map) override { return Item_args::excl_dep_on_table(tab_map); } bool excl_dep_on_grouping_fields(st_select_lex *sel) override { return Item_args::excl_dep_on_grouping_fields(sel); } bool excl_dep_on_in_subq_left_part(Item_in_subselect *subq_pred) override { return Item_args::excl_dep_on_in_subq_left_part(subq_pred); } bool check_vcol_func_processor(void *arg) override {return FALSE; } Item *do_get_copy(THD *thd) const override { return get_item_copy<Item_row>(thd, this); } Item *do_build_clone(THD *thd) const override; }; #endif /* ITEM_ROW_INCLUDED */
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