mirror of
https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
synced 2025-04-18 21:44:02 +03:00
130 lines
4.5 KiB
C++
130 lines
4.5 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_char_length.cpp 3923 2013-06-19 21:43:06Z bwilkinson $
|
|
*
|
|
*
|
|
****************************************************************************/
|
|
|
|
#include <mariadb.h>
|
|
#undef set_bits // mariadb.h defines set_bits, which is incompatible with boost
|
|
#include <my_sys.h>
|
|
|
|
#include <cstdlib>
|
|
#include <string>
|
|
#include <sstream>
|
|
using namespace std;
|
|
|
|
#include "functor_int.h"
|
|
#include "functioncolumn.h"
|
|
#include "rowgroup.h"
|
|
#include "calpontsystemcatalog.h"
|
|
#include "utils_utf8.h"
|
|
using namespace execplan;
|
|
|
|
#include "dataconvert.h"
|
|
|
|
#include "errorcodes.h"
|
|
#include "idberrorinfo.h"
|
|
#include "errorids.h"
|
|
using namespace logging;
|
|
|
|
namespace funcexp
|
|
{
|
|
|
|
CalpontSystemCatalog::ColType Func_char_length::operationType( FunctionParm& fp, CalpontSystemCatalog::ColType& resultType )
|
|
{
|
|
return fp[0]->data()->resultType();
|
|
}
|
|
|
|
int64_t Func_char_length::getIntVal(rowgroup::Row& row,
|
|
FunctionParm& parm,
|
|
bool& isNull,
|
|
CalpontSystemCatalog::ColType& op_ct)
|
|
{
|
|
CalpontSystemCatalog::ColDataType type = parm[0]->data()->resultType().colDataType;
|
|
|
|
switch (type)
|
|
{
|
|
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:
|
|
case execplan::CalpontSystemCatalog::DOUBLE:
|
|
case execplan::CalpontSystemCatalog::UDOUBLE:
|
|
case execplan::CalpontSystemCatalog::FLOAT:
|
|
case execplan::CalpontSystemCatalog::UFLOAT:
|
|
case execplan::CalpontSystemCatalog::VARCHAR: // including CHAR
|
|
case execplan::CalpontSystemCatalog::CHAR:
|
|
case execplan::CalpontSystemCatalog::TEXT:
|
|
case execplan::CalpontSystemCatalog::DECIMAL:
|
|
case execplan::CalpontSystemCatalog::UDECIMAL:
|
|
{
|
|
const string& tstr = parm[0]->data()->getStrVal(row, isNull);
|
|
if (isNull)
|
|
return 0;
|
|
const char* b = tstr.c_str();
|
|
const char* e = tstr.c_str() + tstr.length();
|
|
return (int64_t)parm[0]->data()->resultType().getCharset()->numchars(b, e);
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::DATE:
|
|
{
|
|
string date = dataconvert::DataConvert::dateToString(parm[0]->data()->getDateIntVal(row, isNull));
|
|
return (int64_t)date.size();
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::DATETIME:
|
|
{
|
|
string date = dataconvert::DataConvert::datetimeToString(parm[0]->data()->getDatetimeIntVal(row, isNull));
|
|
return (int64_t)date.size();
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::TIMESTAMP:
|
|
{
|
|
string date = dataconvert::DataConvert::timestampToString(parm[0]->data()->getTimestampIntVal(row, isNull), timeZone());
|
|
return (int64_t)date.size();
|
|
}
|
|
|
|
case execplan::CalpontSystemCatalog::TIME:
|
|
{
|
|
string date = dataconvert::DataConvert::timeToString(parm[0]->data()->getTimeIntVal(row, isNull));
|
|
return (int64_t)date.size();
|
|
}
|
|
|
|
default:
|
|
{
|
|
std::ostringstream oss;
|
|
oss << "char_length: datatype of " << execplan::colDataTypeToString(type);
|
|
throw logging::IDBExcept(oss.str(), ERR_DATATYPE_NOT_SUPPORT);
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
|
|
} // namespace funcexp
|
|
// vim:ts=4 sw=4:
|