DropTab.hpp
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上传日期:2022-05-23
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文件大小:2k
- /* Copyright (C) 2003 MySQL AB
- 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; either version 2 of the License, or
- (at your option) any later version.
- 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
- #ifndef DROP_TAB_HPP
- #define DROP_TAB_HPP
- #include "SignalData.hpp"
- class DropTabReq {
- /**
- * Sender(s)
- */
- friend class Dbdict;
- /**
- * Receiver(s)
- */
- friend class Dbtc;
- friend class Dblqh;
- friend class Dbacc;
- friend class Dbtup;
- friend class Dbtux;
- friend class Dbdih;
-
- friend bool printDROP_TAB_REQ(FILE *, const Uint32 *, Uint32, Uint16);
- public:
- STATIC_CONST( SignalLength = 4 );
- enum RequestType {
- OnlineDropTab = 0,
- CreateTabDrop = 1,
- RestartDropTab = 2
- };
- private:
- Uint32 senderRef;
- Uint32 senderData;
- Uint32 tableId;
- Uint32 requestType;
- };
- class DropTabConf {
- /**
- * Sender(s)
- */
- friend class Dbtc;
- friend class Dblqh;
- friend class Dbacc;
- friend class Dbtup;
- friend class Dbtux;
- friend class Dbdih;
- /**
- * Receiver(s)
- */
- friend class Dbdict;
- friend bool printDROP_TAB_CONF(FILE *, const Uint32 *, Uint32, Uint16);
- public:
- STATIC_CONST( SignalLength = 3 );
- private:
- Uint32 senderRef;
- Uint32 senderData;
- Uint32 tableId;
- };
- class DropTabRef {
- /**
- * Sender(s)
- */
- friend class Dbtc;
- friend class Dblqh;
- friend class Dbacc;
- friend class Dbtup;
- friend class Dbtux;
- friend class Dbdih;
- /**
- * Receiver(s)
- */
- friend class Dbdict;
- friend bool printDROP_TAB_REF(FILE *, const Uint32 *, Uint32, Uint16);
- public:
- STATIC_CONST( SignalLength = 4 );
- enum ErrorCode {
- NoSuchTable = 1,
- DropWoPrep = 2, // Calling Drop with first calling PrepDrop
- PrepDropInProgress = 3,
- DropInProgress = 4,
- NF_FakeErrorREF = 5
- };
-
- private:
- Uint32 senderRef;
- Uint32 senderData;
- Uint32 tableId;
- Uint32 errorCode;
- };
- #endif