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mirror of https://github.com/mariadb-corporation/mariadb-columnstore-engine.git synced 2025-04-18 21:44:02 +03:00
2019-08-07 14:43:25 -05:00

531 lines
15 KiB
C++

/* Copyright (C) 2014 InfiniDB, Inc.
Copyright (C) 2019 MariaDB Corporation
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: func_mod.cpp 3616 2013-03-04 14:56:29Z rdempsey $
*
*
****************************************************************************/
#include <string>
using namespace std;
#include "functor_real.h"
#include "funchelpers.h"
#include "functioncolumn.h"
#include "predicateoperator.h"
using namespace execplan;
#include "rowgroup.h"
using namespace rowgroup;
#include "errorcodes.h"
#include "idberrorinfo.h"
#include "errorids.h"
using namespace logging;
namespace funcexp
{
CalpontSystemCatalog::ColType Func_mod::operationType( FunctionParm& fp, CalpontSystemCatalog::ColType& resultType )
{
return resultType;
}
IDB_Decimal Func_mod::getDecimalVal(Row& row,
FunctionParm& parm,
bool& isNull,
CalpontSystemCatalog::ColType& operationColType)
{
IDB_Decimal retValue;
retValue.value = 0;
retValue.scale = 0;
if ( parm.size() < 2 )
{
isNull = true;
return retValue;
}
int64_t div = parm[1]->data()->getIntVal(row, isNull);
if ( div == 0 )
{
isNull = true;
return retValue;
}
IDB_Decimal d = parm[0]->data()->getDecimalVal(row, isNull);
int64_t value = d.value / helpers::power(d.scale);
int lefto = d.value % helpers::power(d.scale);
int64_t mod = (value % div) * helpers::power(d.scale) + lefto;
retValue.value = mod;
retValue.scale = d.scale;
return retValue;
}
double Func_mod::getDoubleVal(Row& row,
FunctionParm& parm,
bool& isNull,
CalpontSystemCatalog::ColType& operationColType)
{
if ( parm.size() < 2 )
{
isNull = true;
return 0;
}
int64_t div = parm[1]->data()->getIntVal(row, isNull);
if ( div == 0 )
{
isNull = true;
return 0;
}
double mod = 0;
switch (parm[0]->data()->resultType().colDataType)
{
case execplan::CalpontSystemCatalog::BIGINT:
case execplan::CalpontSystemCatalog::INT:
case execplan::CalpontSystemCatalog::MEDINT:
case execplan::CalpontSystemCatalog::TINYINT:
case execplan::CalpontSystemCatalog::SMALLINT:
{
int64_t value = parm[0]->data()->getIntVal(row, isNull);
mod = value % div;
}
break;
case execplan::CalpontSystemCatalog::UBIGINT:
case execplan::CalpontSystemCatalog::UINT:
case execplan::CalpontSystemCatalog::UMEDINT:
case execplan::CalpontSystemCatalog::UTINYINT:
case execplan::CalpontSystemCatalog::USMALLINT:
{
uint64_t udiv = parm[1]->data()->getIntVal(row, isNull);
uint64_t uvalue = parm[0]->data()->getUintVal(row, isNull);
mod = uvalue % udiv;
}
break;
case execplan::CalpontSystemCatalog::DOUBLE:
case execplan::CalpontSystemCatalog::UDOUBLE:
{
double value = parm[0]->data()->getDoubleVal(row, isNull);
mod = fmod(value, div);
}
break;
case execplan::CalpontSystemCatalog::LONGDOUBLE:
{
long double value = parm[0]->data()->getLongDoubleVal(row, isNull);
mod = (double)fmodl(value, div);
}
break;
case execplan::CalpontSystemCatalog::FLOAT:
case execplan::CalpontSystemCatalog::UFLOAT:
{
float value = parm[0]->data()->getFloatVal(row, isNull);
mod = fmod(value, div);
}
break;
case execplan::CalpontSystemCatalog::DECIMAL:
case execplan::CalpontSystemCatalog::UDECIMAL:
{
IDB_Decimal d = parm[0]->data()->getDecimalVal(row, isNull);
int64_t value = d.value / helpers::power(d.scale);
mod = value % div;
}
break;
case execplan::CalpontSystemCatalog::CHAR:
case execplan::CalpontSystemCatalog::VARCHAR:
case execplan::CalpontSystemCatalog::TEXT:
{
double value = parm[0]->data()->getDoubleVal(row, isNull);
mod = fmod(value, div);
break;
}
default:
{
std::ostringstream oss;
oss << "mod: datatype of " << execplan::colDataTypeToString(parm[0]->data()->resultType().colDataType);
throw logging::IDBExcept(oss.str(), ERR_DATATYPE_NOT_SUPPORT);
}
}
return mod;
}
long double Func_mod::getLongDoubleVal(Row& row,
FunctionParm& parm,
bool& isNull,
CalpontSystemCatalog::ColType& operationColType)
{
if ( parm.size() < 2 )
{
isNull = true;
return 0;
}
int64_t div = parm[1]->data()->getIntVal(row, isNull);
if ( div == 0 )
{
isNull = true;
return 0;
}
long double mod = 0;
switch (parm[0]->data()->resultType().colDataType)
{
case execplan::CalpontSystemCatalog::BIGINT:
case execplan::CalpontSystemCatalog::INT:
case execplan::CalpontSystemCatalog::MEDINT:
case execplan::CalpontSystemCatalog::TINYINT:
case execplan::CalpontSystemCatalog::SMALLINT:
{
int64_t value = parm[0]->data()->getIntVal(row, isNull);
mod = value % div;
}
break;
case execplan::CalpontSystemCatalog::UBIGINT:
case execplan::CalpontSystemCatalog::UINT:
case execplan::CalpontSystemCatalog::UMEDINT:
case execplan::CalpontSystemCatalog::UTINYINT:
case execplan::CalpontSystemCatalog::USMALLINT:
{
uint64_t udiv = parm[1]->data()->getIntVal(row, isNull);
uint64_t uvalue = parm[0]->data()->getUintVal(row, isNull);
mod = uvalue % udiv;
}
break;
case execplan::CalpontSystemCatalog::DOUBLE:
case execplan::CalpontSystemCatalog::UDOUBLE:
{
double value = parm[0]->data()->getDoubleVal(row, isNull);
mod = fmod(value, div);
}
break;
case execplan::CalpontSystemCatalog::FLOAT:
case execplan::CalpontSystemCatalog::UFLOAT:
{
float value = parm[0]->data()->getFloatVal(row, isNull);
mod = fmod(value, div);
}
break;
case execplan::CalpontSystemCatalog::LONGDOUBLE:
{
long double value = parm[0]->data()->getLongDoubleVal(row, isNull);
mod = fmodl(value, div);
}
break;
case execplan::CalpontSystemCatalog::DECIMAL:
case execplan::CalpontSystemCatalog::UDECIMAL:
{
IDB_Decimal d = parm[0]->data()->getDecimalVal(row, isNull);
int64_t value = d.value / helpers::power(d.scale);
mod = value % div;
}
break;
case execplan::CalpontSystemCatalog::CHAR:
case execplan::CalpontSystemCatalog::VARCHAR:
case execplan::CalpontSystemCatalog::TEXT:
{
double value = parm[0]->data()->getDoubleVal(row, isNull);
mod = fmod(value, div);
break;
}
default:
{
std::ostringstream oss;
oss << "mod: datatype of " << execplan::colDataTypeToString(parm[0]->data()->resultType().colDataType);
throw logging::IDBExcept(oss.str(), ERR_DATATYPE_NOT_SUPPORT);
}
}
return mod;
}
int64_t Func_mod::getIntVal(Row& row,
FunctionParm& parm,
bool& isNull,
CalpontSystemCatalog::ColType& operationColType)
{
if ( parm.size() < 2 )
{
isNull = true;
return 0;
}
int64_t div = parm[1]->data()->getIntVal(row, isNull);
if ( div == 0 )
{
isNull = true;
return 0;
}
int64_t mod = 0;
switch (parm[0]->data()->resultType().colDataType)
{
case execplan::CalpontSystemCatalog::BIGINT:
case execplan::CalpontSystemCatalog::INT:
case execplan::CalpontSystemCatalog::MEDINT:
case execplan::CalpontSystemCatalog::TINYINT:
case execplan::CalpontSystemCatalog::SMALLINT:
case execplan::CalpontSystemCatalog::CHAR:
case execplan::CalpontSystemCatalog::TEXT:
case execplan::CalpontSystemCatalog::VARCHAR:
{
int64_t value = parm[0]->data()->getIntVal(row, isNull);
mod = value % div;
}
break;
case execplan::CalpontSystemCatalog::UBIGINT:
case execplan::CalpontSystemCatalog::UINT:
case execplan::CalpontSystemCatalog::UMEDINT:
case execplan::CalpontSystemCatalog::UTINYINT:
case execplan::CalpontSystemCatalog::USMALLINT:
{
uint64_t udiv = parm[1]->data()->getIntVal(row, isNull);
uint64_t uvalue = parm[0]->data()->getUintVal(row, isNull);
mod = uvalue % udiv;
}
break;
case execplan::CalpontSystemCatalog::DOUBLE:
case execplan::CalpontSystemCatalog::UDOUBLE:
{
double value = parm[0]->data()->getDoubleVal(row, isNull);
mod = fmod(value, div);
}
break;
case execplan::CalpontSystemCatalog::FLOAT:
case execplan::CalpontSystemCatalog::UFLOAT:
{
float value = parm[0]->data()->getFloatVal(row, isNull);
mod = fmod(value, div);
}
break;
case execplan::CalpontSystemCatalog::LONGDOUBLE:
{
long double value = parm[0]->data()->getLongDoubleVal(row, isNull);
mod = fmodl(value, div);
}
break;
case execplan::CalpontSystemCatalog::DECIMAL:
case execplan::CalpontSystemCatalog::UDECIMAL:
{
IDB_Decimal d = parm[0]->data()->getDecimalVal(row, isNull);
int64_t value = d.value / helpers::power(d.scale);
mod = value % div;
}
break;
default:
{
std::ostringstream oss;
oss << "mod: datatype of " << execplan::colDataTypeToString(parm[0]->data()->resultType().colDataType);
throw logging::IDBExcept(oss.str(), ERR_DATATYPE_NOT_SUPPORT);
}
}
return mod;
}
uint64_t Func_mod::getUIntVal(Row& row,
FunctionParm& parm,
bool& isNull,
CalpontSystemCatalog::ColType& operationColType)
{
if ( parm.size() < 2 )
{
isNull = true;
return 0;
}
int64_t div = parm[1]->data()->getIntVal(row, isNull);
if ( div == 0 )
{
isNull = true;
return 0;
}
uint64_t mod = 0;
switch (parm[0]->data()->resultType().colDataType)
{
case execplan::CalpontSystemCatalog::BIGINT:
case execplan::CalpontSystemCatalog::INT:
case execplan::CalpontSystemCatalog::MEDINT:
case execplan::CalpontSystemCatalog::TINYINT:
case execplan::CalpontSystemCatalog::SMALLINT:
case execplan::CalpontSystemCatalog::CHAR:
case execplan::CalpontSystemCatalog::TEXT:
case execplan::CalpontSystemCatalog::VARCHAR:
{
int64_t value = parm[0]->data()->getIntVal(row, isNull);
mod = value % div;
}
break;
case execplan::CalpontSystemCatalog::UBIGINT:
case execplan::CalpontSystemCatalog::UINT:
case execplan::CalpontSystemCatalog::UMEDINT:
case execplan::CalpontSystemCatalog::UTINYINT:
case execplan::CalpontSystemCatalog::USMALLINT:
{
uint64_t udiv = parm[1]->data()->getIntVal(row, isNull);
uint64_t uvalue = parm[0]->data()->getUintVal(row, isNull);
mod = uvalue % udiv;
}
break;
case execplan::CalpontSystemCatalog::DOUBLE:
case execplan::CalpontSystemCatalog::UDOUBLE:
{
double value = parm[0]->data()->getDoubleVal(row, isNull);
mod = fmod(value, div);
}
break;
case execplan::CalpontSystemCatalog::FLOAT:
case execplan::CalpontSystemCatalog::UFLOAT:
{
float value = parm[0]->data()->getFloatVal(row, isNull);
mod = fmod(value, div);
}
break;
case execplan::CalpontSystemCatalog::LONGDOUBLE:
{
long double value = parm[0]->data()->getLongDoubleVal(row, isNull);
mod = fmodl(value, div);
}
break;
case execplan::CalpontSystemCatalog::DECIMAL:
case execplan::CalpontSystemCatalog::UDECIMAL:
{
IDB_Decimal d = parm[0]->data()->getDecimalVal(row, isNull);
int64_t value = d.value / helpers::power(d.scale);
mod = value % div;
}
break;
default:
{
std::ostringstream oss;
oss << "mod: datatype of " << execplan::colDataTypeToString(parm[0]->data()->resultType().colDataType);
throw logging::IDBExcept(oss.str(), ERR_DATATYPE_NOT_SUPPORT);
}
}
return mod;
}
std::string Func_mod::getStrVal(Row& row,
FunctionParm& fp,
bool& isNull,
CalpontSystemCatalog::ColType& op_ct)
{
if ( fp.size() < 2 )
{
isNull = true;
return std::string();
}
switch (fp[0]->data()->resultType().colDataType)
{
case execplan::CalpontSystemCatalog::BIGINT:
case execplan::CalpontSystemCatalog::INT:
case execplan::CalpontSystemCatalog::MEDINT:
case execplan::CalpontSystemCatalog::TINYINT:
case execplan::CalpontSystemCatalog::SMALLINT:
case execplan::CalpontSystemCatalog::UBIGINT:
case execplan::CalpontSystemCatalog::UINT:
case execplan::CalpontSystemCatalog::UMEDINT:
case execplan::CalpontSystemCatalog::UTINYINT:
case execplan::CalpontSystemCatalog::USMALLINT:
return intToString(getIntVal(row, fp, isNull, op_ct));
break;
case execplan::CalpontSystemCatalog::LONGDOUBLE:
return longDoubleToString(getLongDoubleVal(row, fp, isNull, op_ct));
break;
default:
return doubleToString(getDoubleVal(row, fp, isNull, op_ct));
break;
}
}
} // namespace funcexp
// vim:ts=4 sw=4: