UtilPrepare.hpp
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上传日期:2022-05-23
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文件大小:3k
- /* 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 UTIL_PREPARE_REQ_HPP
- #define UTIL_PREPARE_REQ_HPP
- #include "SignalData.hpp"
- #include <SimpleProperties.hpp>
- #ifdef NDB_WIN32
- #ifdef NO_ERROR
- #undef NO_ERROR
- #endif
- #endif
- /**
- * UTIL_PREPARE_REQ, UTIL_PREPARE_CONF, UTIL_PREPARE_REF
- */
- /**
- * @class UtilPrepareReq
- * @brief Prepare transaction in Util block
- *
- * Data format:
- * - UTIL_PREPARE_REQ <NoOfOps> (<OperationType> <TableName> <AttrName>+)+
- */
- class UtilPrepareReq {
- /**
- * Sender(s) / Receiver(s)
- */
- friend class DbUtil;
- friend class Trix;
- /**
- * For printing
- */
- friend bool printUTIL_PREPARE_REQ(FILE * output,
- const Uint32 * theData,
- Uint32 len,
- Uint16 receiverBlockNo);
- public:
- enum OperationTypeValue {
- Read = 0,
- Update = 1,
- Insert = 2,
- Delete = 3,
- Write = 4
- };
- enum KeyValue {
- NoOfOperations = 1, ///< No of operations in transaction
- OperationType = 2, ///
- TableName = 3, ///< String
- AttributeName = 4, ///< String
- TableId = 5,
- AttributeId = 6
- };
- // Signal constants
- STATIC_CONST( SignalLength = 2 );
- STATIC_CONST( PROPERTIES_SECTION = 0 );
- STATIC_CONST( NoOfSections = 1 );
- GET_SET_SENDERREF
- GET_SET_SENDERDATA
- private:
- Uint32 senderData; // MUST be no 1!
- Uint32 senderRef;
- };
- /**
- * @class UtilPrepareConf
- *
- * Data format:
- * - UTIL_PREPARE_CONF <UtilPrepareId>
- */
- class UtilPrepareConf {
- /**
- * Sender(s) / Receiver(s)
- */
- friend class DbUtil;
- friend class Trix;
- /**
- * For printing
- */
- friend bool printUTIL_PREPARE_CONF(FILE * output,
- const Uint32 * theData,
- Uint32 len,
- Uint16 receiverBlockNo);
- public:
- STATIC_CONST( SignalLength = 2 );
- GET_SET_SENDERDATA
- GET_SET_PREPAREID
- private:
- Uint32 senderData; // MUST be no 1!
- Uint32 prepareId;
- };
- /**
- * @class UtilPrepareRef
- *
- * Data format:
- * - UTIL_PREPARE_REF
- */
- class UtilPrepareRef {
- /**
- * Sender(s) / Receiver(s)
- */
- friend class DbUtil;
- friend class Trix;
- /**
- * For printing
- */
- friend bool printUTIL_PREPARE_REF(FILE * output,
- const Uint32 * theData,
- Uint32 len,
- Uint16 receiverBlockNo);
- public:
- enum ErrorCode {
- NO_ERROR = 0,
- PREPARE_SEIZE_ERROR = 1,
- PREPARE_PAGES_SEIZE_ERROR = 2,
- PREPARED_OPERATION_SEIZE_ERROR = 3,
- DICT_TAB_INFO_ERROR = 4,
- MISSING_PROPERTIES_SECTION = 5
- };
- STATIC_CONST( SignalLength = 2 );
- GET_SET_SENDERDATA
- GET_SET_ERRORCODE
- private:
- Uint32 senderData; // MUST be no 1!
- Uint32 errorCode;
- };
- #endif