my_command.h File Reference

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Enumerations
enum	enum_server_command {   COM_SLEEP , COM_QUIT , COM_INIT_DB , COM_QUERY ,   COM_UNUSED_3 , COM_CREATE_DB , COM_DROP_DB , COM_UNUSED_2 ,   COM_UNUSED_1 , COM_STATISTICS , COM_UNUSED_4 , COM_CONNECT ,   COM_UNUSED_5 , COM_DEBUG , COM_PING , COM_TIME ,   COM_DELAYED_INSERT , COM_CHANGE_USER , COM_BINLOG_DUMP , COM_TABLE_DUMP ,   COM_CONNECT_OUT , COM_REGISTER_SLAVE , COM_STMT_PREPARE , COM_STMT_EXECUTE ,   COM_STMT_SEND_LONG_DATA , COM_STMT_CLOSE , COM_STMT_RESET , COM_SET_OPTION ,   COM_STMT_FETCH , COM_DAEMON , COM_BINLOG_DUMP_GTID , COM_RESET_CONNECTION ,   COM_CLONE , COM_SUBSCRIBE_GROUP_REPLICATION_STREAM , COM_END }
	A list of all MySQL protocol commands. More...

Enumeration Type Documentation

enum_server_command

enum enum_server_command

A list of all MySQL protocol commands.

These are the top level commands the server can receive while it listens for a new command in dispatch_command

Warning

Add new commands to the end of this list, otherwise old servers won't be able to handle them as 'unsupported'.

Enumerator
COM_SLEEP	Currently refused by the server. See dispatch_command. Also used internally to mark the start of a session.
COM_QUIT	See COM_QUIT.
COM_INIT_DB	See COM_INIT_DB.
COM_QUERY	See COM_QUERY.
COM_UNUSED_3	Removed, used to be COM_FIELD_LIST.
COM_CREATE_DB	Currently refused by the server. See dispatch_command
COM_DROP_DB	Currently refused by the server. See dispatch_command
COM_UNUSED_2	Removed, used to be COM_REFRESH.
COM_UNUSED_1	Removed, used to be COM_SHUTDOWN.
COM_STATISTICS	See COM_STATISTICS.
COM_UNUSED_4	Removed, used to be COM_PROCESS_INFO.
COM_CONNECT	Currently refused by the server.
COM_UNUSED_5	Removed, used to be COM_PROCESS_KILL.
COM_DEBUG	See COM_DEBUG.
COM_PING	See COM_PING.
COM_TIME	Currently refused by the server.
COM_DELAYED_INSERT	Functionality removed.
COM_CHANGE_USER	See COM_CHANGE_USER.
COM_BINLOG_DUMP	See COM_BINLOG_DUMP.
COM_TABLE_DUMP
COM_CONNECT_OUT
COM_REGISTER_SLAVE
COM_STMT_PREPARE	See COM_STMT_PREPARE.
COM_STMT_EXECUTE	See COM_STMT_EXECUTE.
COM_STMT_SEND_LONG_DATA	See COM_STMT_SEND_LONG_DATA.
COM_STMT_CLOSE	See COM_STMT_CLOSE.
COM_STMT_RESET	See COM_STMT_RESET.
COM_SET_OPTION	See COM_SET_OPTION.
COM_STMT_FETCH	See COM_STMT_FETCH.
COM_DAEMON	Currently refused by the server. See dispatch_command. Also used internally to mark the session as a "daemon", i.e. non-client THD. Currently the scheduler and the GTID code does use this state. These threads won't be killed by KILL See also Event_scheduler::start, init_thd, kill_one_thread, Find_thd_with_id
COM_BINLOG_DUMP_GTID
COM_RESET_CONNECTION	See COM_RESET_CONNECTION.
COM_CLONE
COM_SUBSCRIBE_GROUP_REPLICATION_STREAM
COM_END	Not a real command. Refused.