mirror of
https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
synced 2025-04-18 21:44:02 +03:00
117 lines
2.6 KiB
C++
117 lines
2.6 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: row.h 9210 2013-01-21 14:10:42Z rdempsey $
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*
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*
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***********************************************************************/
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/** @file */
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#pragma once
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#include <string>
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#include "dmlobject.h"
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#include "bytestream.h"
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#include "dmlcolumn.h"
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#include "we_typeext.h"
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#if defined(_MSC_VER) && defined(xxxDMLPKGROW_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 dmlpackage
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{
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/** @brief concrete implementation of a DMLObject
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* Specifically for representing a table row
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*/
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class Row : public DMLObject
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{
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public:
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/** @brief ctor
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*/
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EXPORT Row();
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/** @brief dtor
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*/
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EXPORT ~Row();
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/** @brief copy constructor
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*/
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EXPORT Row(const Row&);
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/** @brief read a Row from a ByteStream
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*
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* @param bytestream the ByteStream to read from
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*/
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EXPORT int read(messageqcpp::ByteStream& bytestream);
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/** @brief write a Row to a ByteStream
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*
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* @param bytestream the ByteStream to write to
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*/
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EXPORT int write(messageqcpp::ByteStream& bytestream);
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/** @brief get the list of columns in the row
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*/
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inline ColumnList& get_ColumnList()
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{
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return fColumnList;
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}
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/** @brief get the row id
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*/
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inline WriteEngine::RID get_RowID() const
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{
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return fRowID;
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}
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/** @brief set the row id
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*/
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inline void set_RowID(WriteEngine::RID rowId)
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{
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fRowID = rowId;
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}
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/** @brief get the number of columns
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*/
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inline unsigned int get_NumberOfColumns() const
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{
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return static_cast<unsigned int>(fColumnList.size());
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}
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/** @brief get the column at the specified index
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*
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* @param index the index of the column to get
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*/
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EXPORT const DMLColumn* get_ColumnAt(unsigned int index) const;
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protected:
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private:
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WriteEngine::RID fRowID;
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ColumnList fColumnList;
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Row& operator=(const Row&);
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};
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/** @brief a vector of Rows
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*/
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typedef std::vector<Row*> RowList;
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} // namespace dmlpackage
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#undef EXPORT
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