mirror of
https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
synced 2025-06-01 22:41:43 +03:00
28fe2c0b70
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.
142 lines
3.8 KiB
C++
142 lines
3.8 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: func_dayname.cpp 2477 2011-04-01 16:07:35Z rdempsey $
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*
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*
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****************************************************************************/
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#include <cstdlib>
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#include <string>
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#include <sstream>
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using namespace std;
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#include "functor_int.h"
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#include "funchelpers.h"
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#include "functioncolumn.h"
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#include "rowgroup.h"
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using namespace execplan;
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#include "dataconvert.h"
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namespace funcexp
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{
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CalpontSystemCatalog::ColType Func_dayname::operationType( FunctionParm& fp, CalpontSystemCatalog::ColType& resultType )
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{
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return resultType;
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}
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int64_t Func_dayname::getIntVal(rowgroup::Row& row,
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FunctionParm& parm,
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bool& isNull,
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CalpontSystemCatalog::ColType& op_ct)
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{
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uint32_t year = 0;
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uint32_t month = 0;
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uint32_t day = 0;
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int64_t val = 0;
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int32_t dayofweek= 0;
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switch (parm[0]->data()->resultType().colDataType)
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{
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case CalpontSystemCatalog::DATE:
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val = parm[0]->data()->getIntVal(row, isNull);
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year = (uint32_t)((val >> 16) & 0xffff);
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month = (uint32_t)((val >> 12) & 0xf);
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day = (uint32_t)((val >> 6) & 0x3f);
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break;
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case CalpontSystemCatalog::DATETIME:
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val = parm[0]->data()->getIntVal(row, isNull);
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year = (uint32_t)((val >> 48) & 0xffff);
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month = (uint32_t)((val >> 44) & 0xf);
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day = (uint32_t)((val >> 38) & 0x3f);
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break;
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case CalpontSystemCatalog::CHAR:
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case CalpontSystemCatalog::TEXT:
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case CalpontSystemCatalog::VARCHAR:
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val = dataconvert::DataConvert::stringToDatetime(parm[0]->data()->getStrVal(row, isNull));
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if (val == -1)
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{
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isNull = true;
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return -1;
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}
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else
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{
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year = (uint32_t)((val >> 48) & 0xffff);
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month = (uint32_t)((val >> 44) & 0xf);
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day = (uint32_t)((val >> 38) & 0x3f);
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}
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break;
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case CalpontSystemCatalog::BIGINT:
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case CalpontSystemCatalog::MEDINT:
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case CalpontSystemCatalog::SMALLINT:
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case CalpontSystemCatalog::TINYINT:
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case CalpontSystemCatalog::INT:
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val = dataconvert::DataConvert::intToDatetime(parm[0]->data()->getIntVal(row, isNull));
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if (val == -1)
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{
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isNull = true;
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return -1;
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}
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else
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{
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year = (uint32_t)((val >> 48) & 0xffff);
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month = (uint32_t)((val >> 44) & 0xf);
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day = (uint32_t)((val >> 38) & 0x3f);
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}
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break;
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case CalpontSystemCatalog::DECIMAL:
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if (parm[0]->data()->resultType().scale == 0)
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{
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val = dataconvert::DataConvert::intToDatetime(parm[0]->data()->getIntVal(row, isNull));
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if (val == -1)
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{
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isNull = true;
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return -1;
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}
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else
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{
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year = (uint32_t)((val >> 48) & 0xffff);
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month = (uint32_t)((val >> 44) & 0xf);
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day = (uint32_t)((val >> 38) & 0x3f);
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}
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}
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break;
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default:
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isNull = true;
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return -1;
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}
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dayofweek= helpers::calc_mysql_weekday( year, month, day, false);
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return dayofweek;
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}
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string Func_dayname::getStrVal(rowgroup::Row& row,
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FunctionParm& parm,
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bool& isNull,
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CalpontSystemCatalog::ColType& op_ct)
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{
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uint32_t weekday= getIntVal(row, parm, isNull, op_ct);
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return helpers::weekdayFullNames[weekday];
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}
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} // namespace funcexp
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// vim:ts=4 sw=4:
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