You've already forked mariadb-columnstore-engine
mirror of
https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
synced 2025-10-31 18:30:33 +03:00
118 lines
3.2 KiB
C++
118 lines
3.2 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_find_in_set.cpp 2675 2011-06-22 04:58:07Z chao $
|
|
*
|
|
*
|
|
****************************************************************************/
|
|
|
|
#include <cstdlib>
|
|
#include <string>
|
|
#include <sstream>
|
|
using namespace std;
|
|
|
|
#include <boost/tokenizer.hpp>
|
|
using namespace boost;
|
|
|
|
#include "functor_int.h"
|
|
#include "functioncolumn.h"
|
|
#include "rowgroup.h"
|
|
#include "calpontsystemcatalog.h"
|
|
using namespace execplan;
|
|
|
|
#include "dataconvert.h"
|
|
|
|
#include "errorcodes.h"
|
|
#include "idberrorinfo.h"
|
|
#include "errorids.h"
|
|
using namespace logging;
|
|
|
|
namespace funcexp
|
|
{
|
|
|
|
CalpontSystemCatalog::ColType Func_find_in_set::operationType( FunctionParm& fp, CalpontSystemCatalog::ColType& resultType )
|
|
{
|
|
return resultType;
|
|
}
|
|
|
|
int64_t Func_find_in_set::getIntVal(rowgroup::Row& row,
|
|
FunctionParm& parm,
|
|
bool& isNull,
|
|
CalpontSystemCatalog::ColType& op_ct)
|
|
{
|
|
const string& searchStr = parm[0]->data()->getStrVal(row, isNull);
|
|
if (isNull)
|
|
return 0;
|
|
const string& setString = parm[1]->data()->getStrVal(row, isNull);
|
|
if (isNull)
|
|
return 0;
|
|
|
|
if (searchStr.find(",") != string::npos)
|
|
return 0;
|
|
|
|
string newSearchStr(searchStr.substr(0, strlen(searchStr.c_str())));
|
|
string newSetString(setString.substr(0, strlen(setString.c_str())));
|
|
//tokenize the setStr with comma as seprator.
|
|
typedef boost::tokenizer<boost::char_separator<char> > tokenizer;
|
|
boost::char_separator<char> sep( ",");
|
|
tokenizer tokens(newSetString, sep);
|
|
|
|
unsigned i = 0;
|
|
size_t pos = 0;
|
|
for (tokenizer::iterator tok_iter = tokens.begin(); tok_iter != tokens.end(); ++tok_iter)
|
|
{
|
|
pos = (*tok_iter).find(newSearchStr);
|
|
i++;
|
|
if (( pos != string::npos) && (newSearchStr.length() == (*tok_iter).length()))
|
|
return i;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
double Func_find_in_set::getDoubleVal(rowgroup::Row& row,
|
|
FunctionParm& parm,
|
|
bool& isNull,
|
|
execplan::CalpontSystemCatalog::ColType& ct)
|
|
{
|
|
return (double)getIntVal(row, parm, isNull, ct);
|
|
}
|
|
|
|
|
|
string Func_find_in_set::getStrVal(rowgroup::Row& row,
|
|
FunctionParm& parm,
|
|
bool& isNull,
|
|
CalpontSystemCatalog::ColType& ct)
|
|
{
|
|
return intToString(getIntVal(row, parm, isNull, ct));
|
|
}
|
|
|
|
execplan::IDB_Decimal Func_find_in_set::getDecimalVal(rowgroup::Row& row,
|
|
FunctionParm& fp,
|
|
bool& isNull,
|
|
execplan::CalpontSystemCatalog::ColType& op_ct)
|
|
{
|
|
IDB_Decimal decimal;
|
|
decimal.value = getIntVal(row, fp, isNull, op_ct);
|
|
decimal.scale = op_ct.scale;
|
|
return decimal;
|
|
}
|
|
|
|
} // namespace funcexp
|
|
// vim:ts=4 sw=4:
|