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mirror of https://github.com/mariadb-corporation/mariadb-columnstore-engine.git synced 2025-04-24 18:27:02 +03:00
2022-01-21 16:43:49 +00:00

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2.1 KiB
C++

/* Copyright (C) 2014 InfiniDB, Inc.
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; version 2 of
the License.
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., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA. */
//
//
// $Id: funcexpwrapper.h 3495 2013-01-21 14:09:51Z rdempsey $
//
// C++ Interface: funcexpwrapper
//
// Description:
//
//
// Author: Patrick LeBlanc <pleblanc@calpont.com>, (C) 2009
//
// Copyright: See COPYING file that comes with this distribution
//
//
/** @file */
#pragma once
#include <parsetree.h>
#include <returnedcolumn.h>
#include "funcexp.h"
namespace funcexp
{
/** @brief FuncExpWrapper class
*/
class FuncExpWrapper : public messageqcpp::Serializeable
{
public:
FuncExpWrapper();
FuncExpWrapper(const FuncExpWrapper&);
virtual ~FuncExpWrapper();
void operator=(const FuncExpWrapper&);
void serialize(messageqcpp::ByteStream&) const;
void deserialize(messageqcpp::ByteStream&);
bool evaluate(rowgroup::Row*);
inline bool evaluateFilter(uint32_t num, rowgroup::Row* r);
inline uint32_t getFilterCount() const;
void addFilter(const boost::shared_ptr<execplan::ParseTree>&);
void addReturnedColumn(const boost::shared_ptr<execplan::ReturnedColumn>&);
private:
std::vector<boost::shared_ptr<execplan::ParseTree> > filters;
std::vector<boost::shared_ptr<execplan::ReturnedColumn> > rcs;
FuncExp* fe;
};
inline bool FuncExpWrapper::evaluateFilter(uint32_t num, rowgroup::Row* r)
{
return fe->evaluate(*r, filters[num].get());
}
inline uint32_t FuncExpWrapper::getFilterCount() const
{
return filters.size();
}
} // namespace funcexp