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/* Copyright (C) 2014 InfiniDB, Inc.
Copyright (C) 2019 MariaDB Corporation
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_between.cpp 3954 2013-07-08 16:30:15Z bpaul $
*
*
****************************************************************************/
#include <cstdlib>
#include <string>
using namespace std;
#include "functor_bool.h"
#include "functioncolumn.h"
#include "predicateoperator.h"
#include "constantcolumn.h"
using namespace execplan;
#include "rowgroup.h"
#include "errorcodes.h"
#include "idberrorinfo.h"
#include "errorids.h"
using namespace logging;
namespace
{
template <typename result_t>
inline bool numericGE(result_t op1, result_t op2)
{
return op1 >= op2;
}
template <typename result_t>
inline bool numericLE(result_t op1, result_t op2)
{
return op1 <= op2;
}
inline bool strGE(CHARSET_INFO& cs, const string& op1, const string& op2)
{
return cs.strnncoll(op1.c_str(), op1.length(), op2.c_str(), op2.length()) >= 0;
}
inline bool strLE(CHARSET_INFO& cs, const string& op1, const string& op2)
{
return cs.strnncoll(op1.c_str(), op1.length(), op2.c_str(), op2.length()) <= 0;
}
inline bool getBool(rowgroup::Row& row, funcexp::FunctionParm& pm, bool& isNull,
CalpontSystemCatalog::ColType& ct, bool notBetween)
{
switch (ct.colDataType)
{
case execplan::CalpontSystemCatalog::BIGINT:
case execplan::CalpontSystemCatalog::INT:
case execplan::CalpontSystemCatalog::MEDINT:
case execplan::CalpontSystemCatalog::TINYINT:
case execplan::CalpontSystemCatalog::SMALLINT:
{
int64_t val = pm[0]->data()->getIntVal(row, isNull);
if (notBetween)
{
if (!numericGE(val, pm[1]->data()->getIntVal(row, isNull)) && !isNull)
return true;
isNull = false;
return (!numericLE(val, pm[2]->data()->getIntVal(row, isNull)) && !isNull);
}
return !isNull && numericGE(val, pm[1]->data()->getIntVal(row, isNull)) &&
numericLE(val, pm[2]->data()->getIntVal(row, isNull)) && !isNull;
}
case execplan::CalpontSystemCatalog::UBIGINT:
case execplan::CalpontSystemCatalog::UINT:
case execplan::CalpontSystemCatalog::UMEDINT:
case execplan::CalpontSystemCatalog::UTINYINT:
case execplan::CalpontSystemCatalog::USMALLINT:
{
uint64_t val = pm[0]->data()->getUintVal(row, isNull);
if (notBetween)
{
if (!numericGE(val, pm[1]->data()->getUintVal(row, isNull)) && !isNull)
return true;
isNull = false;
return (!numericLE(val, pm[2]->data()->getUintVal(row, isNull)) && !isNull);
}
return !isNull && numericGE(val, pm[1]->data()->getUintVal(row, isNull)) &&
numericLE(val, pm[2]->data()->getUintVal(row, isNull)) && !isNull;
}
case execplan::CalpontSystemCatalog::DATE:
{
int32_t val = pm[0]->data()->getDateIntVal(row, isNull);
if (notBetween)
{
if (!numericGE(val, pm[1]->data()->getDateIntVal(row, isNull)) && !isNull)
return true;
isNull = false;
return (!numericLE(val, pm[2]->data()->getDateIntVal(row, isNull)) && !isNull);
}
return !isNull && numericGE(val, pm[1]->data()->getDateIntVal(row, isNull)) &&
numericLE(val, pm[2]->data()->getDateIntVal(row, isNull));
}
case execplan::CalpontSystemCatalog::DATETIME:
{
int64_t val = pm[0]->data()->getDatetimeIntVal(row, isNull);
if (notBetween)
{
if (!numericGE(val, pm[1]->data()->getDatetimeIntVal(row, isNull)) && !isNull)
return true;
isNull = false;
return (!numericLE(val, pm[2]->data()->getDatetimeIntVal(row, isNull)) && !isNull);
}
return !isNull && numericGE(val, pm[1]->data()->getDatetimeIntVal(row, isNull)) &&
numericLE(val, pm[2]->data()->getDatetimeIntVal(row, isNull));
}
case execplan::CalpontSystemCatalog::TIMESTAMP:
{
int64_t val = pm[0]->data()->getTimestampIntVal(row, isNull);
if (notBetween)
{
if (!numericGE(val, pm[1]->data()->getTimestampIntVal(row, isNull)) && !isNull)
return true;
isNull = false;
return (!numericLE(val, pm[2]->data()->getTimestampIntVal(row, isNull)) && !isNull);
}
return !isNull && numericGE(val, pm[1]->data()->getTimestampIntVal(row, isNull)) &&
numericLE(val, pm[2]->data()->getTimestampIntVal(row, isNull));
}
case execplan::CalpontSystemCatalog::TIME:
{
// Shift out unused day for compare
int64_t val = pm[0]->data()->getTimeIntVal(row, isNull) << 12;
if (notBetween)
{
if (!numericGE(val, pm[1]->data()->getTimeIntVal(row, isNull) << 12) && !isNull)
return true;
isNull = false;
return (!numericLE(val, pm[2]->data()->getTimeIntVal(row, isNull) << 12) && !isNull);
}
return !isNull && numericGE(val, pm[1]->data()->getTimeIntVal(row, isNull) << 12) &&
numericLE(val, pm[2]->data()->getTimeIntVal(row, isNull) << 12);
}
case execplan::CalpontSystemCatalog::DOUBLE:
case execplan::CalpontSystemCatalog::UDOUBLE:
case execplan::CalpontSystemCatalog::FLOAT:
case execplan::CalpontSystemCatalog::UFLOAT:
{
double val = pm[0]->data()->getDoubleVal(row, isNull);
if (notBetween)
{
if (!numericGE(val, pm[1]->data()->getDoubleVal(row, isNull)) && !isNull)
return true;
isNull = false;
return (!numericLE(val, pm[2]->data()->getDoubleVal(row, isNull)) && !isNull);
}
return !isNull && numericGE(val, pm[1]->data()->getDoubleVal(row, isNull)) &&
numericLE(val, pm[2]->data()->getDoubleVal(row, isNull));
}
case execplan::CalpontSystemCatalog::LONGDOUBLE:
{
long double val = pm[0]->data()->getLongDoubleVal(row, isNull);
if (notBetween)
{
if (!numericGE(val, pm[1]->data()->getLongDoubleVal(row, isNull)) && !isNull)
return true;
isNull = false;
return (!numericLE(val, pm[2]->data()->getLongDoubleVal(row, isNull)) && !isNull);
}
return !isNull && numericGE(val, pm[1]->data()->getLongDoubleVal(row, isNull)) &&
numericLE(val, pm[2]->data()->getLongDoubleVal(row, isNull));
}
case execplan::CalpontSystemCatalog::DECIMAL:
case execplan::CalpontSystemCatalog::UDECIMAL:
{
IDB_Decimal val = pm[0]->data()->getDecimalVal(row, isNull);
if (isNull)
return false;
if (notBetween)
{
if (!numericGE(val, pm[1]->data()->getDecimalVal(row, isNull)) && !isNull)
return true;
isNull = false;
return (!numericLE(val, pm[2]->data()->getDecimalVal(row, isNull)) && !isNull);
}
return numericGE(val, pm[1]->data()->getDecimalVal(row, isNull)) &&
numericLE(val, pm[2]->data()->getDecimalVal(row, isNull));
}
case execplan::CalpontSystemCatalog::VARCHAR: // including CHAR'
case execplan::CalpontSystemCatalog::CHAR:
case execplan::CalpontSystemCatalog::TEXT:
{
const string& val = pm[0]->data()->getStrVal(row, isNull).safeString("");
auto charset = datatypes::Charset(ct.charsetNumber);
CHARSET_INFO& cs = charset.getCharset();
if (notBetween)
{
if (!strGE(cs, val, pm[1]->data()->getStrVal(row, isNull).safeString("")) && !isNull)
return true;
isNull = false;
return (!strLE(cs, val, pm[2]->data()->getStrVal(row, isNull).safeString("")) && !isNull);
}
return !isNull && strGE(cs, val, pm[1]->data()->getStrVal(row, isNull).safeString("")) &&
strLE(cs, val, pm[2]->data()->getStrVal(row, isNull).safeString(""));
}
break; // XXX: gcc falsely complains here.
default:
{
std::ostringstream oss;
oss << "between: datatype of " << execplan::colDataTypeToString(ct.colDataType);
throw logging::IDBExcept(oss.str(), ERR_DATATYPE_NOT_SUPPORT);
}
}
}
} // namespace
namespace funcexp
{
CalpontSystemCatalog::ColType Func_between::operationType(FunctionParm& fp,
CalpontSystemCatalog::ColType& resultType)
{
PredicateOperator op;
CalpontSystemCatalog::ColType ct = fp[0]->data()->resultType();
// op.operationType(fp[0]->data()->resultType());
bool allString = true;
for (uint32_t i = 1; i < fp.size(); i++)
{
// op.setOpType(op.operationType(), fp[i]->data()->resultType());
op.setOpType(ct, fp[i]->data()->resultType());
ct = op.operationType();
if ((fp[i]->data()->resultType().colDataType != CalpontSystemCatalog::CHAR &&
fp[i]->data()->resultType().colDataType != CalpontSystemCatalog::TEXT &&
fp[i]->data()->resultType().colDataType != CalpontSystemCatalog::VARCHAR) ||
ct.colDataType == CalpontSystemCatalog::DATE || ct.colDataType == CalpontSystemCatalog::DATETIME ||
ct.colDataType == CalpontSystemCatalog::TIMESTAMP || ct.colDataType == CalpontSystemCatalog::TIME)
{
allString = false;
}
}
if (allString)
{
ct.colDataType = CalpontSystemCatalog::VARCHAR;
ct.colWidth = 255;
}
else if (op.operationType().colDataType == CalpontSystemCatalog::DATETIME)
{
ConstantColumn* cc = NULL;
for (uint32_t i = 1; i < fp.size(); i++)
{
cc = dynamic_cast<ConstantColumn*>(fp[i]->data());
if (cc)
{
Result result = cc->result();
result.intVal = dataconvert::DataConvert::datetimeToInt(result.strVal.safeString(""));
cc->result(result);
}
}
}
else if (op.operationType().colDataType == CalpontSystemCatalog::TIMESTAMP)
{
ConstantColumn* cc = NULL;
for (uint32_t i = 1; i < fp.size(); i++)
{
cc = dynamic_cast<ConstantColumn*>(fp[i]->data());
if (cc)
{
Result result = cc->result();
result.intVal = dataconvert::DataConvert::timestampToInt(result.strVal.safeString(""), resultType.getTimeZone());
cc->result(result);
}
}
}
else if (op.operationType().colDataType == CalpontSystemCatalog::TIME)
{
ConstantColumn* cc = NULL;
for (uint32_t i = 1; i < fp.size(); i++)
{
cc = dynamic_cast<ConstantColumn*>(fp[i]->data());
if (cc)
{
Result result = cc->result();
result.intVal = dataconvert::DataConvert::timeToInt(result.strVal.safeString(""));
cc->result(result);
}
}
}
return ct;
}
bool Func_between::getBoolVal(rowgroup::Row& row, FunctionParm& pm, bool& isNull,
CalpontSystemCatalog::ColType& ct)
{
return getBool(row, pm, isNull, ct, false) && !isNull;
}
CalpontSystemCatalog::ColType Func_notbetween::operationType(FunctionParm& fp,
CalpontSystemCatalog::ColType& resultType)
{
PredicateOperator* op = new PredicateOperator();
CalpontSystemCatalog::ColType ct;
op->setOpType(fp[0]->data()->resultType(), fp[1]->data()->resultType());
op->setOpType(op->resultType(), fp[2]->data()->resultType());
return op->operationType();
}
bool Func_notbetween::getBoolVal(rowgroup::Row& row, FunctionParm& pm, bool& isNull,
CalpontSystemCatalog::ColType& ct)
{
return getBool(row, pm, isNull, ct, true) && !isNull;
}
} // namespace funcexp