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mariadb-columnstore-engine/utils/funcexp/functor_dtm.h
2019-08-07 14:43:25 -05:00

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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: functor_dtm.h 3495 2013-01-21 14:09:51Z rdempsey $
/** @file */
#ifndef FUNCTOR_DTM_H
#define FUNCTOR_DTM_H
#include "functor.h"
namespace funcexp
{
/** @brief Func_Dtm class
* For function that returns a date or datetime result.
* Must implement getIntVal() and getStrVal()
* Implement any other methods that behave differently from the default.
* Note: need to pay attention to the difference between
* getIntVal and getDateIntVal/getDatetimeIntVal.
*/
class Func_Dtm : public Func
{
public:
Func_Dtm() {}
Func_Dtm(const std::string& funcName) : Func(funcName) {}
virtual ~Func_Dtm() {}
/*
int64_t getIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct) = 0;
*/
double getDoubleVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct)
{
return (double) getIntVal(row, fp, isNull, op_ct);
}
long double getLongDoubleVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct)
{
return (long double) getIntVal(row, fp, isNull, op_ct);
}
/*
std::string getStrVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct) = 0;
*/
};
/** @brief Func_date class
*/
class Func_date : public Func_Dtm
{
public:
Func_date() : Func_Dtm("date") {}
virtual ~Func_date() {}
execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);
std::string getStrVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
};
/** @brief Func_time class
*/
class Func_time : public Func_Dtm
{
public:
Func_time() : Func_Dtm("time") {}
virtual ~Func_time() {}
execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);
std::string getStrVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
double getDoubleVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
};
/** @brief Func_timediff class
*/
class Func_timediff : public Func_Dtm
{
public:
Func_timediff() : Func_Dtm("timediff") {}
virtual ~Func_timediff() {}
execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);
std::string getStrVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getDatetimeIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getTimestampIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getTimeIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
double getDoubleVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
};
/** @brief Func_date_add class
*/
class Func_date_add : public Func_Dtm
{
public:
Func_date_add() : Func_Dtm("date_add") {}
virtual ~Func_date_add() {}
execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);
int64_t getIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
std::string getStrVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
};
/** @brief Func_cast_date class
*/
class Func_cast_date : public Func_Dtm
{
public:
Func_cast_date() : Func_Dtm("cast_date") {}
virtual ~Func_cast_date() {}
execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);
int64_t getIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
double getDoubleVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
long double getLongDoubleVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
std::string getStrVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
execplan::IDB_Decimal getDecimalVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int32_t getDateIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getDatetimeIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
};
/** @brief Func_cast_datetime class
*/
class Func_cast_datetime : public Func_Dtm
{
public:
Func_cast_datetime() : Func_Dtm("cast_datetime") {}
virtual ~Func_cast_datetime() {}
execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);
int64_t getIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
double getDoubleVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
long double getLongDoubleVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
std::string getStrVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
execplan::IDB_Decimal getDecimalVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getDatetimeIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getTimeIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
};
/** @brief Func_from_days class
*/
class Func_from_days : public Func_Dtm
{
public:
Func_from_days() : Func_Dtm("from_days") {}
virtual ~Func_from_days() {}
execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);
int64_t getIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
std::string getStrVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int32_t getDateIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getDatetimeIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
};
/** @brief Func_add_time class
*/
class Func_add_time : public Func_Dtm
{
public:
Func_add_time() : Func_Dtm("add_time") {}
virtual ~Func_add_time() {}
execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);
int64_t getIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
std::string getStrVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int32_t getDateIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getDatetimeIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getTimestampIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getTimeIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
};
/** @brief Func_timestampdiff class
*/
class Func_timestampdiff : public Func_Dtm
{
public:
Func_timestampdiff() : Func_Dtm("timestamp_diff") {}
virtual ~Func_timestampdiff() {}
execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);
int64_t getIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
std::string getStrVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int32_t getDateIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getDatetimeIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getTimestampIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getTimeIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
};
/** @brief Func_sysdate class
*/
class Func_sysdate : public Func_Dtm
{
public:
Func_sysdate() : Func_Dtm("sysdate") {}
virtual ~Func_sysdate() {}
execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);
std::string getStrVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int32_t getDateIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getDatetimeIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getTimestampIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getTimeIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
};
/** @brief Func_from_unixtime
*/
class Func_from_unixtime : public Func_Dtm
{
public:
Func_from_unixtime() : Func_Dtm("from_unixtime") {}
virtual ~Func_from_unixtime() {}
execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);
int64_t getIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
double getDoubleVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
long double getLongDoubleVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
std::string getStrVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int32_t getDateIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getDatetimeIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getTimeIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
};
/** @brief Func_str_to_date class
*/
class Func_str_to_date : public Func_Dtm
{
public:
Func_str_to_date() : Func_Dtm("str_to_date") {}
virtual ~Func_str_to_date() {}
execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);
int64_t getIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
std::string getStrVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int32_t getDateIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getDatetimeIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getTimestampIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
int64_t getTimeIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
};
/** @brief Func_makedate class
*/
class Func_makedate : public Func_Dtm
{
public:
Func_makedate() : Func_Dtm("makedate") {}
virtual ~Func_makedate() {}
execplan::CalpontSystemCatalog::ColType operationType(FunctionParm& fp, execplan::CalpontSystemCatalog::ColType& resultType);
int64_t getIntVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
std::string getStrVal(rowgroup::Row& row,
FunctionParm& fp,
bool& isNull,
execplan::CalpontSystemCatalog::ColType& op_ct);
};
}
#endif