ydb/contrib/libs/libmysql_r/include/my_command.h

/* Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.

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#ifndef _mysql_command_h
#define _mysql_command_h

/**
  @file include/my_command.h
*/

/**
  @enum  enum_server_command

  @brief 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

  @par Warning
  Add new commands to the end of this list, otherwise old
  servers won't be able to handle them as 'unsupported'.
*/
enum enum_server_command {
  /**
    Currently refused by the server. See ::dispatch_command.
    Also used internally to mark the start of a session.
  */
  COM_SLEEP,
  COM_QUIT,       /**< See @ref page_protocol_com_quit */
  COM_INIT_DB,    /**< See @ref page_protocol_com_init_db */
  COM_QUERY,      /**< See @ref page_protocol_com_query */
  COM_FIELD_LIST, /**< Deprecated. See @ref page_protocol_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_REFRESH,   /**< Deprecated. See @ref page_protocol_com_refresh */
  COM_DEPRECATED_1, /**< Deprecated, used to be COM_SHUTDOWN */
  COM_STATISTICS,   /**< See @ref page_protocol_com_statistics */
  COM_PROCESS_INFO, /**< Deprecated. See @ref page_protocol_com_process_info */
  COM_CONNECT,      /**< Currently refused by the server. */
  COM_PROCESS_KILL, /**< Deprecated. See @ref page_protocol_com_process_kill */
  COM_DEBUG,        /**< See @ref page_protocol_com_debug */
  COM_PING,         /**< See @ref page_protocol_com_ping */
  COM_TIME,         /**< Currently refused by the server. */
  COM_DELAYED_INSERT, /**< Functionality removed. */
  COM_CHANGE_USER,    /**< See @ref page_protocol_com_change_user */
  COM_BINLOG_DUMP,    /**< See @ref page_protocol_com_binlog_dump */
  COM_TABLE_DUMP,
  COM_CONNECT_OUT,
  COM_REGISTER_SLAVE,
  COM_STMT_PREPARE, /**< See @ref page_protocol_com_stmt_prepare */
  COM_STMT_EXECUTE, /**< See @ref page_protocol_com_stmt_execute */
  /** See  @ref page_protocol_com_stmt_send_long_data */
  COM_STMT_SEND_LONG_DATA,
  COM_STMT_CLOSE, /**< See @ref page_protocol_com_stmt_close */
  COM_STMT_RESET, /**< See @ref page_protocol_com_stmt_reset */
  COM_SET_OPTION, /**< See @ref page_protocol_com_set_option */
  COM_STMT_FETCH, /**< See @ref page_protocol_com_stmt_fetch */
  /**
    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`

    @sa Event_scheduler::start, ::init_thd, ::kill_one_thread,
    ::Find_thd_with_id
  */
  COM_DAEMON,
  COM_BINLOG_DUMP_GTID,
  COM_RESET_CONNECTION, /**< See @ref page_protocol_com_reset_connection */
  COM_CLONE,
  /* don't forget to update const char *command_name[] in sql_parse.cc */

  /* Must be last */
  COM_END /**< Not a real command. Refused. */
};

#endif /* _mysql_command_h */