mirror of
https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
synced 2025-04-18 21:44:02 +03:00
137 lines
3.2 KiB
C++
137 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: arithmeticoperator.cpp 9210 2013-01-21 14:10:42Z rdempsey $
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*
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*
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***********************************************************************/
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#include <iostream>
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#include "bytestream.h"
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#include "arithmeticoperator.h"
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#include "objectreader.h"
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using namespace std;
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namespace execplan
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{
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/**
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* Constructors/Destructors
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*/
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ArithmeticOperator::ArithmeticOperator() : Operator()
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{
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}
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ArithmeticOperator::ArithmeticOperator(const string& operatorName): Operator(operatorName)
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{
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}
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ArithmeticOperator::ArithmeticOperator(const ArithmeticOperator& rhs):
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Operator(rhs),
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fTimeZone(rhs.timeZone())
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{
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}
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ArithmeticOperator:: ~ArithmeticOperator()
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{
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}
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/**
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* Operations
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*/
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/**
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* friend function
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*/
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ostream& operator<<(ostream& output, const ArithmeticOperator& rhs)
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{
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output << rhs.toString();
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output << "opType=" << rhs.operationType().colDataType << endl;
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return output;
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}
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/**
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* The serialization interface
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*/
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void ArithmeticOperator::serialize(messageqcpp::ByteStream& b) const
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{
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b << (ObjectReader::id_t) ObjectReader::ARITHMETICOPERATOR;
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b << fTimeZone;
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Operator::serialize(b);
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}
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void ArithmeticOperator::unserialize(messageqcpp::ByteStream& b)
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{
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ObjectReader::checkType(b, ObjectReader::ARITHMETICOPERATOR);
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b >> fTimeZone;
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Operator::unserialize(b);
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}
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bool ArithmeticOperator::operator==(const ArithmeticOperator& t) const
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{
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if (data() != t.data())
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return false;
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if (timeZone() != t.timeZone())
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return false;
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return true;
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}
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bool ArithmeticOperator::operator==(const TreeNode* t) const
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{
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const ArithmeticOperator* o;
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o = dynamic_cast<const ArithmeticOperator*>(t);
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if (o == NULL)
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return false;
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return *this == *o;
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}
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bool ArithmeticOperator::operator!=(const ArithmeticOperator& t) const
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{
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return (!(*this == t));
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}
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bool ArithmeticOperator::operator!=(const TreeNode* t) const
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{
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return (!(*this == t));
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}
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void ArithmeticOperator::adjustResultType(const CalpontSystemCatalog::ColType& m)
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{
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if (m.colDataType != CalpontSystemCatalog::DECIMAL)
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{
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fResultType = m;
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}
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else
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{
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CalpontSystemCatalog::ColType n;
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n.colDataType = CalpontSystemCatalog::LONGDOUBLE;
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n.scale = m.scale; // @bug5736, save the original decimal scale
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n.precision = -1; // @bug5736, indicate this double is for decimal math
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n.colWidth = sizeof(long double);
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fResultType = n;
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}
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}
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} // namespace
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