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94 lines
3.2 KiB
C++
94 lines
3.2 KiB
C++
/* Copyright (C) 2014 InfiniDB, Inc.
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This program is free software; you can redistribute it and/or
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modify it under the terms of the GNU General Public License
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as published by the Free Software Foundation; version 2 of
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the License.
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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., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA. */
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/***********************************************************************
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* $Id: deletepackageprocessor.h 9302 2013-03-07 16:06:59Z chao $
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*
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*
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***********************************************************************/
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/** @file */
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#ifndef DELETEPACKAGEPROCESSOR_H
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#define DELETEPACKAGEPROCESSOR_H
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#include <string>
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#include <iostream>
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#include <vector>
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#include "dmlpackageprocessor.h"
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#include "dmltable.h"
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#include <vector>
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#include "joblist.h"
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#if defined(_MSC_VER) && defined(DMLPKGPROC_DLLEXPORT)
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#define EXPORT __declspec(dllexport)
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#else
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#define EXPORT
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#endif
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namespace dmlpackageprocessor
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{
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/** @brief concrete implementation of a DMLPackageProcessor.
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* Specifically for interacting with the Write Engine to
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* process DELETE dml statements.
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*/
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class DeletePackageProcessor : public DMLPackageProcessor
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{
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public:
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DeletePackageProcessor(BRM::DBRM* aDbrm, uint32_t sid) : DMLPackageProcessor(aDbrm, sid) {}
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/** @brief process a DeleteDMLPackage
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*
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* @param cpackage the delete dml package to process
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*/
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EXPORT DMLResult processPackage(dmlpackage::CalpontDMLPackage& cpackage);
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protected:
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private:
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/** @brief delete a row
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*
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* @param txnID the transaction id
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* @param tablePtr a pointer to the table that is being operated on
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* @param rowIDList upon return containts the row ids of the rows deleted
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* @param colOldValuesList upon return contains the values the were delete
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* @param result upon return will containt the result of the operation
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bool deleteRows(execplan::CalpontSystemCatalog::SCN txnID, dmlpackage::DMLTable* tablePtr,
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WriteEngine::RIDList& rowIDList, WriteEngine::ColValueList& colOldValuesList,
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DMLResult& result);
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*/
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bool processRowgroup(messageqcpp::ByteStream& aRowGroup, DMLResult& result, const uint64_t uniqueId, dmlpackage::CalpontDMLPackage& cpackage, std::map<unsigned, bool>& pmStateDel,
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bool isMeta = false, uint32_t dbroot = 1);
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/** @brief add all rows if we have no filter for the delete
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*
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* @param tablePtr a pointer to the table that is being operated on
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*/
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uint64_t fixUpRows(dmlpackage::CalpontDMLPackage& cpackage, DMLResult& result, const uint64_t uniqueId, const uint32_t tableOid);
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bool receiveAll(DMLResult& result, const uint64_t uniqueId, std::vector<int>& fPMs, std::map<unsigned, bool>& pmStateDel, const uint32_t tableOid);
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//bandListsByExtent bandListsMap;
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};
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} // namespace dmlpackageprocessor
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#undef EXPORT
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#endif // DELETEPACKAGEPROCESSOR_H
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