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31a5dd0a0d
Implemented new interpreter instruction: exit_ok_last This two new features combined can be used to make fast select count
125 lines
2.3 KiB
C++
125 lines
2.3 KiB
C++
/* Copyright (C) 2003 MySQL AB
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
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#ifndef TUP_KEY_H
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#define TUP_KEY_H
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#include "SignalData.hpp"
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class TupKeyReq {
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/**
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* Reciver(s)
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*/
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friend class Dbtup;
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/**
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* Sender(s)
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*/
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friend class Dblqh;
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/**
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* For printing
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*/
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friend bool printTUPKEYREQ(FILE * output, const Uint32 * theData, Uint32 len, Uint16 receiverBlockNo);
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public:
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STATIC_CONST( SignalLength = 18 );
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private:
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/**
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* DATA VARIABLES
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*/
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Uint32 connectPtr;
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Uint32 request;
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Uint32 tableRef;
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Uint32 fragId;
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Uint32 keyRef1;
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Uint32 keyRef2;
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Uint32 attrBufLen;
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Uint32 opRef;
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Uint32 applRef;
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Uint32 schemaVersion;
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Uint32 storedProcedure;
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Uint32 transId1;
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Uint32 transId2;
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Uint32 fragPtr;
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Uint32 primaryReplica;
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Uint32 coordinatorTC;
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Uint32 tcOpIndex;
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Uint32 savePointId;
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};
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class TupKeyConf {
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/**
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* Reciver(s)
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*/
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friend class Dblqh;
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/**
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* Sender(s)
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*/
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friend class Dbtup;
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/**
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* For printing
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*/
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friend bool printTUPKEYCONF(FILE * output, const Uint32 * theData, Uint32 len, Uint16 receiverBlockNo);
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public:
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STATIC_CONST( SignalLength = 5 );
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private:
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/**
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* DATA VARIABLES
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*/
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Uint32 userPtr;
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Uint32 readLength;
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Uint32 writeLength;
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Uint32 noFiredTriggers;
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Uint32 lastRow;
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};
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class TupKeyRef {
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/**
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* Reciver(s)
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*/
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friend class Dblqh;
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/**
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* Sender(s)
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*/
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friend class Dbtup;
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/**
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* For printing
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*/
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friend bool printTUPKEYREF(FILE * output, const Uint32 * theData, Uint32 len, Uint16 receiverBlockNo);
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public:
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STATIC_CONST( SignalLength = 2 );
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private:
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/**
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* DATA VARIABLES
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*/
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Uint32 userRef;
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Uint32 errorCode;
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};
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#endif
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