polardbxengine/storage/ndb/include/kernel/signaldata/GetTabInfo.hpp

148 lines
3.5 KiB
C++

/*
Copyright (c) 2003, 2018, Oracle and/or its affiliates. All rights reserved.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License, version 2.0,
as published by the Free Software Foundation.
This program is also distributed with certain software (including
but not limited to OpenSSL) that is licensed under separate terms,
as designated in a particular file or component or in included license
documentation. The authors of MySQL hereby grant you an additional
permission to link the program and your derivative works with the
separately licensed software that they have included with MySQL.
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, version 2.0, 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 02110-1301 USA
*/
#ifndef GET_INFO_TAB_HPP
#define GET_INFO_TAB_HPP
#include "SignalData.hpp"
#define JAM_FILE_ID 29
/**
* GetTabInfo - Get table info from DICT
*
* Successful return = series of DICTTABINFO-signals
*/
class GetTabInfoReq {
/**
* Sender(s) / Reciver(s)
*/
// Blocks
friend class Dbdict;
friend class Backup;
friend class Trix;
friend class DbUtil;
// API
friend class Table;
friend bool printGET_TABINFO_REQ(FILE *, const Uint32 *, Uint32, Uint16);
public:
STATIC_CONST( SignalLength = 5 );
public:
Uint32 senderData;
Uint32 senderRef;
Uint32 requestType; // Bitmask of GetTabInfoReq::RequestType
union {
Uint32 tableId;
Uint32 tableNameLen;
};
Uint32 schemaTransId; // To see own schema trans
enum RequestType {
RequestById = 0,
RequestByName = 1,
LongSignalConf = 2
};
SECTION( TABLE_NAME = 0 );
};
class GetTabInfoRef {
/**
* Sender(s) / Reciver(s)
*/
// Blocks
friend class Dbdict;
friend class Backup;
friend class Trix;
friend class DbUtil;
// API
friend class Table;
friend bool printGET_TABINFO_REF(FILE *, const Uint32 *, Uint32, Uint16);
public:
STATIC_CONST( SignalLength = 7 );
/* 6.3 <-> 7.0 upgrade code */
STATIC_CONST( OriginalSignalLength = 5 );
STATIC_CONST( OriginalErrorOffset = 4 );
public:
Uint32 senderData;
Uint32 senderRef;
Uint32 requestType; // Bitmask of GetTabInfoReq::RequestType
union {
Uint32 tableId;
Uint32 tableNameLen;
};
Uint32 schemaTransId;
Uint32 errorCode;
Uint32 errorLine;
enum ErrorCode {
InvalidTableId = 709,
TableNotDefined = 723,
TableNameTooLong = 702,
NoFetchByName = 710,
Busy = 701
};
};
class GetTabInfoConf {
/**
* Sender(s) / Reciver(s)
*/
// Blocks
friend class Dbdict;
friend class Backup;
friend class Trix;
friend class DbUtil;
friend class Suma;
// API
friend class Table;
friend bool printGET_TABINFO_CONF(FILE *, const Uint32 *, Uint32, Uint16);
public:
STATIC_CONST( SignalLength = 6 );
SECTION( DICT_TAB_INFO = 0 );
public:
Uint32 senderData;
Uint32 tableId;
union {
Uint32 gci; // For table
Uint32 freeWordsHi; // for logfile group m_free_file_words
};
union {
Uint32 totalLen; // In words
Uint32 freeExtents;
Uint32 freeWordsLo; // for logfile group m_free_file_words
};
Uint32 tableType;
Uint32 senderRef;
};
#undef JAM_FILE_ID
#endif