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2218807c9d8c0105a07fb512a2311aa2c109daeb
mariadb-columnstore-engine/utils/funcexp/func_date_format.cpp
Leonid Fedorov a0bee173f6 chore(build): fixes to satisfy clang19 warnings
2025-05-15 19:05:38 +04:00

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/* 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_date_format.cpp 3923 2013-06-19 21:43:06Z bwilkinson $
*
*
****************************************************************************/
#include <cstdlib>
#include <string>
using namespace std;
#include "functor_str.h"
#include "funchelpers.h"
#include "functioncolumn.h"
#include "rowgroup.h"
using namespace execplan;
#include "dataconvert.h"
using namespace dataconvert;
namespace funcexp
{
namespace helpers
{
const string IDB_date_format(const DateTime& dt, const string& format, bool& isNull)
{
// assume 256 is enough. assume not allowing incomplete date
// XXX: imagine %W gets repeated 60 times and day of week is "wednesday"..
std::ostringstream oss;
char buf[256];
uint32_t weekday = 0;
uint32_t dayval = 0;
uint32_t weekval = 0;
uint32_t weekyear = 0;
for (uint32_t i = 0; !isNull && i < format.length(); i++)
{
if (format[i] != '%')
oss << format[i];
else
{
i++;
switch (format[i])
{
case 'M': oss << helpers::monthFullNames[dt.month]; break;
case 'b': oss << helpers::monthAbNames[dt.month].c_str(); break;
case 'W':
weekday = helpers::calc_mysql_weekday(dt.year, dt.month, dt.day, false, isNull);
oss << helpers::weekdayFullNames[weekday];
break;
case 'w':
weekday = helpers::calc_mysql_weekday(dt.year, dt.month, dt.day, true, isNull);
sprintf(buf, "%01d", weekday);
oss << buf;
break;
case 'a':
weekday = helpers::calc_mysql_weekday(dt.year, dt.month, dt.day, false, isNull);
oss << helpers::weekdayAbNames[weekday];
break;
case 'D': oss << helpers::dayOfMonth[dt.day].c_str(); break;
case 'Y':
sprintf(buf, "%04d", dt.year);
oss << buf;
break;
case 'y':
sprintf(buf, "%02d", dt.year % 100);
oss << buf;
break;
case 'm':
sprintf(buf, "%02d", dt.month);
oss << buf;
break;
case 'c':
sprintf(buf, "%d", dt.month);
oss << buf;
break;
case 'd':
sprintf(buf, "%02d", dt.day);
oss << buf;
break;
case 'e':
sprintf(buf, "%d", dt.day);
oss << buf;
break;
case 'f':
sprintf(buf, "%06d", dt.msecond);
oss << buf;
break;
case 'H':
sprintf(buf, "%02d", dt.hour);
oss << buf;
break;
case 'h':
case 'I':
sprintf(buf, "%02d", (dt.hour % 24 + 11) % 12 + 1);
oss << buf;
break;
case 'i': /* minutes */
sprintf(buf, "%02d", dt.minute);
oss << buf;
break;
case 'j':
dayval = helpers::calc_mysql_daynr(dt.year, dt.month, dt.day) -
helpers::calc_mysql_daynr(dt.year, 1, 1) + 1;
sprintf(buf, "%03d", dayval);
oss << buf;
break;
case 'k':
sprintf(buf, "%d", dt.hour);
oss << buf;
break;
case 'l':
sprintf(buf, "%d", (dt.hour % 24 + 11) % 12 + 1);
oss << buf;
break;
case 'p':
sprintf(buf, "%s", (dt.hour % 24 < 12 ? "AM" : "PM"));
oss << buf;
break;
case 'r':
sprintf(buf, (dt.hour % 24 < 12 ? "%02d:%02d:%02d AM" : "%02d:%02d:%02d PM"),
(dt.hour + 11) % 12 + 1, dt.minute, dt.second);
oss << buf;
break;
case 'S':
case 's':
sprintf(buf, "%02d", dt.second);
oss << buf;
break;
case 'T':
sprintf(buf, "%02d:%02d:%02d", dt.hour, dt.minute, dt.second);
oss << buf;
break;
case 'U':
weekval = helpers::calc_mysql_week(dt.year, dt.month, dt.day, 0);
sprintf(buf, "%02d", weekval);
oss << buf;
break;
case 'V':
weekval = helpers::calc_mysql_week(dt.year, dt.month, dt.day, helpers::WEEK_NO_ZERO);
sprintf(buf, "%02d", weekval);
oss << buf;
break;
case 'u':
weekval = helpers::calc_mysql_week(dt.year, dt.month, dt.day,
helpers::WEEK_MONDAY_FIRST | helpers::WEEK_GT_THREE_DAYS);
sprintf(buf, "%02d", weekval);
oss << buf;
break;
case 'v':
weekval = helpers::calc_mysql_week(
dt.year, dt.month, dt.day,
helpers::WEEK_NO_ZERO | helpers::WEEK_MONDAY_FIRST | helpers::WEEK_GT_THREE_DAYS);
sprintf(buf, "%02d", weekval);
oss << buf;
break;
case 'x':
helpers::calc_mysql_week(
dt.year, dt.month, dt.day,
helpers::WEEK_NO_ZERO | helpers::WEEK_MONDAY_FIRST | helpers::WEEK_GT_THREE_DAYS, &weekyear);
sprintf(buf, "%04d", weekyear);
oss << buf;
break;
case 'X':
helpers::calc_mysql_week(dt.year, dt.month, dt.day, helpers::WEEK_NO_ZERO, &weekyear);
sprintf(buf, "%04d", weekyear);
oss << buf;
break;
default: oss << format[i];
}
}
}
return oss.str();
}
} // namespace helpers
CalpontSystemCatalog::ColType Func_date_format::operationType(FunctionParm& /*fp*/,
CalpontSystemCatalog::ColType& /*resultType*/)
{
CalpontSystemCatalog::ColType ct;
ct.colDataType = CalpontSystemCatalog::VARCHAR;
ct.colWidth = 255;
return ct;
}
string Func_date_format::getStrVal(rowgroup::Row& row, FunctionParm& parm, bool& isNull,
CalpontSystemCatalog::ColType& ct)
{
int64_t val = 0;
DateTime dt = 0;
switch (parm[0]->data()->resultType().colDataType)
{
case CalpontSystemCatalog::DATE:
val = parm[0]->data()->getIntVal(row, isNull);
dt.year = (uint32_t)((val >> 16) & 0xffff);
dt.month = (uint32_t)((val >> 12) & 0xf);
dt.day = (uint32_t)((val >> 6) & 0x3f);
break;
case CalpontSystemCatalog::DATETIME:
val = parm[0]->data()->getDatetimeIntVal(row, isNull);
dt.year = (uint32_t)((val >> 48) & 0xffff);
dt.month = (uint32_t)((val >> 44) & 0xf);
dt.day = (uint32_t)((val >> 38) & 0x3f);
dt.hour = (uint32_t)((val >> 32) & 0x3f);
dt.minute = (uint32_t)((val >> 26) & 0x3f);
dt.second = (uint32_t)((val >> 20) & 0x3f);
dt.msecond = (uint32_t)((val & 0xfffff));
break;
case CalpontSystemCatalog::TIMESTAMP:
{
val = parm[0]->data()->getTimestampIntVal(row, isNull);
TimeStamp timestamp(val);
int64_t seconds = timestamp.second;
MySQLTime time;
gmtSecToMySQLTime(seconds, time, ct.getTimeZone());
dt.year = time.year;
dt.month = time.month;
dt.day = time.day;
dt.hour = time.hour;
dt.minute = time.minute;
dt.second = time.second;
dt.msecond = timestamp.msecond;
break;
}
case CalpontSystemCatalog::TIME:
{
DateTime aDateTime = static_cast<DateTime>(nowDatetime());
Time aTime = parm[0]->data()->getTimeIntVal(row, isNull);
aTime.day = 0;
aDateTime.hour = 0;
aDateTime.minute = 0;
aDateTime.second = 0;
aDateTime.msecond = 0;
if ((aTime.hour < 0) || (aTime.is_neg))
{
aTime.hour = -abs(aTime.hour);
aTime.minute = -abs(aTime.minute);
aTime.second = -abs(aTime.second);
aTime.msecond = -abs(aTime.msecond);
}
val = addTime(aDateTime, aTime);
dt.year = (uint32_t)((val >> 48) & 0xffff);
dt.month = (uint32_t)((val >> 44) & 0xf);
dt.day = (uint32_t)((val >> 38) & 0x3f);
dt.hour = (uint32_t)((val >> 32) & 0x3f);
dt.minute = (uint32_t)((val >> 26) & 0x3f);
dt.second = (uint32_t)((val >> 20) & 0x3f);
dt.msecond = (uint32_t)((val & 0xfffff));
break;
}
case CalpontSystemCatalog::CHAR:
case CalpontSystemCatalog::VARCHAR:
case CalpontSystemCatalog::TEXT:
val = dataconvert::DataConvert::stringToDatetime(parm[0]->data()->getStrVal(row, isNull).safeString());
if (val == -1)
{
isNull = true;
return "";
}
else
{
dt.year = (uint32_t)((val >> 48) & 0xffff);
dt.month = (uint32_t)((val >> 44) & 0xf);
dt.day = (uint32_t)((val >> 38) & 0x3f);
dt.hour = (uint32_t)((val >> 32) & 0x3f);
dt.minute = (uint32_t)((val >> 26) & 0x3f);
dt.second = (uint32_t)((val >> 20) & 0x3f);
dt.msecond = (uint32_t)((val & 0xfffff));
}
break;
case CalpontSystemCatalog::BIGINT:
case CalpontSystemCatalog::MEDINT:
case CalpontSystemCatalog::SMALLINT:
case CalpontSystemCatalog::TINYINT:
case CalpontSystemCatalog::INT:
val = dataconvert::DataConvert::intToDatetime(parm[0]->data()->getIntVal(row, isNull));
if (val == -1)
{
isNull = true;
return "";
}
else
{
dt.year = (uint32_t)((val >> 48) & 0xffff);
dt.month = (uint32_t)((val >> 44) & 0xf);
dt.day = (uint32_t)((val >> 38) & 0x3f);
dt.hour = (uint32_t)((val >> 32) & 0x3f);
dt.minute = (uint32_t)((val >> 26) & 0x3f);
dt.second = (uint32_t)((val >> 20) & 0x3f);
dt.msecond = (uint32_t)((val & 0xfffff));
}
break;
case CalpontSystemCatalog::DECIMAL:
case CalpontSystemCatalog::UDECIMAL:
if (parm[0]->data()->resultType().scale == 0)
{
val = dataconvert::DataConvert::intToDatetime(parm[0]->data()->getIntVal(row, isNull));
if (val == -1)
{
isNull = true;
return "";
}
else
{
dt.year = (uint32_t)((val >> 48) & 0xffff);
dt.month = (uint32_t)((val >> 44) & 0xf);
dt.day = (uint32_t)((val >> 38) & 0x3f);
dt.hour = (uint32_t)((val >> 32) & 0x3f);
dt.minute = (uint32_t)((val >> 26) & 0x3f);
dt.second = (uint32_t)((val >> 20) & 0x3f);
dt.msecond = (uint32_t)((val & 0xfffff));
}
}
else
{
isNull = true;
return "";
}
break;
default: isNull = true; return "";
}
const string& format = parm[1]->data()->getStrVal(row, isNull).safeString("");
return helpers::IDB_date_format(dt, format, isNull);
}
int32_t Func_date_format::getDateIntVal(rowgroup::Row& row, FunctionParm& parm, bool& isNull,
CalpontSystemCatalog::ColType& ct)
{
return dataconvert::DataConvert::dateToInt(getStrVal(row, parm, isNull, ct));
}
int64_t Func_date_format::getDatetimeIntVal(rowgroup::Row& row, FunctionParm& parm, bool& isNull,
CalpontSystemCatalog::ColType& ct)
{
return dataconvert::DataConvert::datetimeToInt(getStrVal(row, parm, isNull, ct));
}
int64_t Func_date_format::getTimestampIntVal(rowgroup::Row& row, FunctionParm& parm, bool& isNull,
CalpontSystemCatalog::ColType& ct)
{
return dataconvert::DataConvert::timestampToInt(getStrVal(row, parm, isNull, ct), ct.getTimeZone());
}
} // namespace funcexp
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