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Andrew Hutchings 28fe2c0b70 MCOL-664 Add function support for TEXT
For the initial BLOB/TEXT pull request we put them in the same bucket as
VARBINARY, forcing many functions to be disabled. This patch enables the
same TEXT function support as VARCHAR.
2017-04-15 07:22:05 +02:00

116 lines
2.9 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: func_day.cpp 3495 2013-01-21 14:09:51Z rdempsey $
*
*
****************************************************************************/
#include <cstdlib>
#include <string>
#include <sstream>
using namespace std;
#include "functor_int.h"
#include "functioncolumn.h"
#include "rowgroup.h"
using namespace execplan;
#include "dataconvert.h"
namespace funcexp
{
CalpontSystemCatalog::ColType Func_day::operationType( FunctionParm& fp, CalpontSystemCatalog::ColType& resultType )
{
return resultType;
}
int64_t Func_day::getIntVal(rowgroup::Row& row,
FunctionParm& parm,
bool& isNull,
CalpontSystemCatalog::ColType& op_ct)
{
int64_t val = 0;
switch (parm[0]->data()->resultType().colDataType)
{
case CalpontSystemCatalog::DATE:
val = parm[0]->data()->getIntVal(row, isNull);
return (uint32_t)((val >> 6) & 0x3f);
case CalpontSystemCatalog::DATETIME:
val = parm[0]->data()->getIntVal(row, isNull);
return (uint32_t)((val >> 38) & 0x3f);
case CalpontSystemCatalog::CHAR:
case CalpontSystemCatalog::TEXT:
case CalpontSystemCatalog::VARCHAR:
val = dataconvert::DataConvert::stringToDatetime(parm[0]->data()->getStrVal(row, isNull));
if (val == -1)
{
isNull = true;
return -1;
}
else
{
return (uint32_t)((val >> 38) & 0x3f);
}
break;
case CalpontSystemCatalog::BIGINT:
case CalpontSystemCatalog::MEDINT:
case CalpontSystemCatalog::SMALLINT:
case CalpontSystemCatalog::TINYINT:
case CalpontSystemCatalog::INT:
val = dataconvert::DataConvert::intToDatetime(parm[0]->data()->getIntVal(row, isNull));
if (val == -1)
{
isNull = true;
return -1;
}
else
{
return (uint32_t)((val >> 38) & 0x3f);
}
break;
case CalpontSystemCatalog::DECIMAL:
if (parm[0]->data()->resultType().scale == 0)
{
val = dataconvert::DataConvert::intToDatetime(parm[0]->data()->getIntVal(row, isNull));
if (val == -1)
{
isNull = true;
return -1;
}
else
{
return (uint32_t)((val >> 38) & 0x3f);
}
}
break;
default:
isNull = true;
return -1;
}
return -1;
}
} // namespace funcexp
// vim:ts=4 sw=4: