mirror of
https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
synced 2025-05-31 11:41:14 +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.
389 lines
9.8 KiB
C++
389 lines
9.8 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_mod.cpp 3616 2013-03-04 14:56:29Z rdempsey $
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*
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*
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****************************************************************************/
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#include <string>
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using namespace std;
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#include "functor_real.h"
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#include "funchelpers.h"
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#include "functioncolumn.h"
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#include "predicateoperator.h"
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using namespace execplan;
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#include "rowgroup.h"
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using namespace rowgroup;
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#include "errorcodes.h"
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#include "idberrorinfo.h"
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#include "errorids.h"
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using namespace logging;
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namespace funcexp
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{
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CalpontSystemCatalog::ColType Func_mod::operationType( FunctionParm& fp, CalpontSystemCatalog::ColType& resultType )
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{
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return resultType;
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}
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IDB_Decimal Func_mod::getDecimalVal(Row& row,
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FunctionParm& parm,
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bool& isNull,
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CalpontSystemCatalog::ColType& operationColType)
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{
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IDB_Decimal retValue;
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retValue.value = 0;
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retValue.scale = 0;
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if ( parm.size() < 2 ) {
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isNull = true;
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return retValue;
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}
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int64_t div = parm[1]->data()->getIntVal(row, isNull);
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if ( div == 0 ) {
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isNull = true;
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return retValue;
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}
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IDB_Decimal d = parm[0]->data()->getDecimalVal(row, isNull);
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int64_t value = d.value / helpers::power(d.scale);
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int lefto = d.value % helpers::power(d.scale);
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int64_t mod = (value % div) * helpers::power(d.scale) + lefto;
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retValue.value = mod;
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retValue.scale = d.scale;
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return retValue;
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}
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double Func_mod::getDoubleVal(Row& row,
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FunctionParm& parm,
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bool& isNull,
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CalpontSystemCatalog::ColType& operationColType)
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{
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if ( parm.size() < 2 ) {
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isNull = true;
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return 0;
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}
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int64_t div = parm[1]->data()->getIntVal(row, isNull);
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if ( div == 0 ) {
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isNull = true;
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return 0;
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}
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double mod = 0;
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switch (parm[0]->data()->resultType().colDataType)
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{
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case execplan::CalpontSystemCatalog::BIGINT:
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case execplan::CalpontSystemCatalog::INT:
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case execplan::CalpontSystemCatalog::MEDINT:
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case execplan::CalpontSystemCatalog::TINYINT:
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case execplan::CalpontSystemCatalog::SMALLINT:
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{
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int64_t value = parm[0]->data()->getIntVal(row, isNull);
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mod = value % div;
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}
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break;
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case execplan::CalpontSystemCatalog::UBIGINT:
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case execplan::CalpontSystemCatalog::UINT:
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case execplan::CalpontSystemCatalog::UMEDINT:
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case execplan::CalpontSystemCatalog::UTINYINT:
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case execplan::CalpontSystemCatalog::USMALLINT:
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{
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uint64_t udiv = parm[1]->data()->getIntVal(row, isNull);
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uint64_t uvalue = parm[0]->data()->getUintVal(row, isNull);
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mod = uvalue % udiv;
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}
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break;
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case execplan::CalpontSystemCatalog::DOUBLE:
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case execplan::CalpontSystemCatalog::UDOUBLE:
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{
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double value = parm[0]->data()->getDoubleVal(row, isNull);
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mod = fmod(value,div);
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}
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break;
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case execplan::CalpontSystemCatalog::FLOAT:
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case execplan::CalpontSystemCatalog::UFLOAT:
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{
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float value = parm[0]->data()->getFloatVal(row, isNull);
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mod = fmod(value,div);
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}
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break;
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case execplan::CalpontSystemCatalog::DECIMAL:
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case execplan::CalpontSystemCatalog::UDECIMAL:
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{
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IDB_Decimal d = parm[0]->data()->getDecimalVal(row, isNull);
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int64_t value = d.value / helpers::power(d.scale);
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mod = value % div;
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}
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break;
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case execplan::CalpontSystemCatalog::CHAR:
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case execplan::CalpontSystemCatalog::VARCHAR:
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case execplan::CalpontSystemCatalog::TEXT:
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{
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double value = parm[0]->data()->getDoubleVal(row, isNull);
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mod = fmod(value,div);
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break;
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}
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default:
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{
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std::ostringstream oss;
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oss << "mod: datatype of " << execplan::colDataTypeToString(parm[0]->data()->resultType().colDataType);
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throw logging::IDBExcept(oss.str(), ERR_DATATYPE_NOT_SUPPORT);
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}
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}
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return mod;
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}
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int64_t Func_mod::getIntVal(Row& row,
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FunctionParm& parm,
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bool& isNull,
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CalpontSystemCatalog::ColType& operationColType)
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{
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if ( parm.size() < 2 ) {
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isNull = true;
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return 0;
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}
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int64_t div = parm[1]->data()->getIntVal(row, isNull);
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if ( div == 0 ) {
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isNull = true;
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return 0;
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}
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int64_t mod = 0;
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switch (parm[0]->data()->resultType().colDataType)
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{
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case execplan::CalpontSystemCatalog::BIGINT:
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case execplan::CalpontSystemCatalog::INT:
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case execplan::CalpontSystemCatalog::MEDINT:
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case execplan::CalpontSystemCatalog::TINYINT:
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case execplan::CalpontSystemCatalog::SMALLINT:
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case execplan::CalpontSystemCatalog::CHAR:
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case execplan::CalpontSystemCatalog::TEXT:
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case execplan::CalpontSystemCatalog::VARCHAR:
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{
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int64_t value = parm[0]->data()->getIntVal(row, isNull);
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mod = value % div;
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}
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break;
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case execplan::CalpontSystemCatalog::UBIGINT:
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case execplan::CalpontSystemCatalog::UINT:
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case execplan::CalpontSystemCatalog::UMEDINT:
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case execplan::CalpontSystemCatalog::UTINYINT:
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case execplan::CalpontSystemCatalog::USMALLINT:
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{
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uint64_t udiv = parm[1]->data()->getIntVal(row, isNull);
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uint64_t uvalue = parm[0]->data()->getUintVal(row, isNull);
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mod = uvalue % udiv;
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}
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break;
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case execplan::CalpontSystemCatalog::DOUBLE:
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case execplan::CalpontSystemCatalog::UDOUBLE:
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{
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double value = parm[0]->data()->getDoubleVal(row, isNull);
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mod = fmod(value,div);
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}
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break;
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case execplan::CalpontSystemCatalog::FLOAT:
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case execplan::CalpontSystemCatalog::UFLOAT:
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{
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float value = parm[0]->data()->getFloatVal(row, isNull);
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mod = fmod(value,div);
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}
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break;
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case execplan::CalpontSystemCatalog::DECIMAL:
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case execplan::CalpontSystemCatalog::UDECIMAL:
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{
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IDB_Decimal d = parm[0]->data()->getDecimalVal(row, isNull);
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int64_t value = d.value / helpers::power(d.scale);
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mod = value % div;
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}
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break;
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default:
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{
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std::ostringstream oss;
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oss << "mod: datatype of " << execplan::colDataTypeToString(parm[0]->data()->resultType().colDataType);
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throw logging::IDBExcept(oss.str(), ERR_DATATYPE_NOT_SUPPORT);
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}
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}
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return mod;
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}
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uint64_t Func_mod::getUIntVal(Row& row,
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FunctionParm& parm,
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bool& isNull,
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CalpontSystemCatalog::ColType& operationColType)
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{
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if ( parm.size() < 2 ) {
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isNull = true;
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return 0;
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}
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int64_t div = parm[1]->data()->getIntVal(row, isNull);
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if ( div == 0 ) {
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isNull = true;
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return 0;
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}
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uint64_t mod = 0;
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switch (parm[0]->data()->resultType().colDataType)
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{
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case execplan::CalpontSystemCatalog::BIGINT:
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case execplan::CalpontSystemCatalog::INT:
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case execplan::CalpontSystemCatalog::MEDINT:
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case execplan::CalpontSystemCatalog::TINYINT:
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case execplan::CalpontSystemCatalog::SMALLINT:
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case execplan::CalpontSystemCatalog::CHAR:
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case execplan::CalpontSystemCatalog::TEXT:
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case execplan::CalpontSystemCatalog::VARCHAR:
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{
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int64_t value = parm[0]->data()->getIntVal(row, isNull);
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mod = value % div;
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}
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break;
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case execplan::CalpontSystemCatalog::UBIGINT:
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case execplan::CalpontSystemCatalog::UINT:
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case execplan::CalpontSystemCatalog::UMEDINT:
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case execplan::CalpontSystemCatalog::UTINYINT:
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case execplan::CalpontSystemCatalog::USMALLINT:
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{
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uint64_t udiv = parm[1]->data()->getIntVal(row, isNull);
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uint64_t uvalue = parm[0]->data()->getUintVal(row, isNull);
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mod = uvalue % udiv;
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}
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break;
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case execplan::CalpontSystemCatalog::DOUBLE:
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case execplan::CalpontSystemCatalog::UDOUBLE:
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{
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double value = parm[0]->data()->getDoubleVal(row, isNull);
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mod = fmod(value,div);
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}
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break;
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case execplan::CalpontSystemCatalog::FLOAT:
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case execplan::CalpontSystemCatalog::UFLOAT:
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{
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float value = parm[0]->data()->getFloatVal(row, isNull);
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mod = fmod(value,div);
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}
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break;
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case execplan::CalpontSystemCatalog::DECIMAL:
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case execplan::CalpontSystemCatalog::UDECIMAL:
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{
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IDB_Decimal d = parm[0]->data()->getDecimalVal(row, isNull);
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int64_t value = d.value / helpers::power(d.scale);
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mod = value % div;
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}
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break;
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default:
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{
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std::ostringstream oss;
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oss << "mod: datatype of " << execplan::colDataTypeToString(parm[0]->data()->resultType().colDataType);
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throw logging::IDBExcept(oss.str(), ERR_DATATYPE_NOT_SUPPORT);
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}
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}
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return mod;
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}
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std::string Func_mod::getStrVal(Row& row,
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FunctionParm& fp,
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bool& isNull,
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CalpontSystemCatalog::ColType& op_ct)
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{
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if ( fp.size() < 2 ) {
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isNull = true;
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return std::string();
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}
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switch (fp[0]->data()->resultType().colDataType)
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{
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case execplan::CalpontSystemCatalog::BIGINT:
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case execplan::CalpontSystemCatalog::INT:
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case execplan::CalpontSystemCatalog::MEDINT:
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case execplan::CalpontSystemCatalog::TINYINT:
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case execplan::CalpontSystemCatalog::SMALLINT:
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case execplan::CalpontSystemCatalog::UBIGINT:
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case execplan::CalpontSystemCatalog::UINT:
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case execplan::CalpontSystemCatalog::UMEDINT:
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case execplan::CalpontSystemCatalog::UTINYINT:
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case execplan::CalpontSystemCatalog::USMALLINT:
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return intToString(getIntVal(row, fp, isNull, op_ct));
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break;
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default:
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return doubleToString(getDoubleVal(row, fp, isNull, op_ct));
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break;
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}
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}
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} // namespace funcexp
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// vim:ts=4 sw=4:
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