database/mariadb-columnstore-engine
1
0
Fork 0
mirror of https://github.com/mariadb-corporation/mariadb-columnstore-engine.git synced 2025-07-29 08:21:15 +03:00
Code Activity

MCOL-265 Add support for TIMESTAMP data type

Browse Source
This commit is contained in:
Gagan Goel
2019-03-17 14:14:03 -04:00
parent 8a7ccd7d93
commit e89d1ac3cf
167 changed files with 4346 additions and 250 deletions
Download Patch File Download Diff File Expand all files Collapse all files

87
utils/funcexp/func_add_time.cpp
View File

@ -80,6 +80,9 @@ int64_t Func_add_time::getDatetimeIntVal(rowgroup::Row& row,
bool& isNull,
CalpontSystemCatalog::ColType& ct)
{
if (parm[0]->data()->resultType().colDataType == CalpontSystemCatalog::TIMESTAMP)
return getTimestampIntVal(row, parm, isNull, ct);
int64_t val1 = parm[0]->data()->getDatetimeIntVal(row, isNull);
if (isNull)
@ -155,6 +158,90 @@ int64_t Func_add_time::getDatetimeIntVal(rowgroup::Row& row,
return addTime(dt1, t2);
}
int64_t Func_add_time::getTimestampIntVal(rowgroup::Row& row,
FunctionParm& parm,
bool& isNull,
CalpontSystemCatalog::ColType& ct)
{
int64_t val1 = parm[0]->data()->getTimestampIntVal(row, isNull);
if (isNull)
return -1;
// Adding a zero date to a time is always NULL
if (val1 == 0)
{
isNull = true;
return -1;
}
const string& val2 = parm[1]->data()->getStrVal(row, isNull);
int sign = parm[2]->data()->getIntVal(row, isNull);
DateTime dt1;
TimeStamp timestamp(val1);
int64_t seconds = timestamp.second;
MySQLTime m_time;
gmtSecToMySQLTime(seconds, m_time, fTimeZone);
dt1.year = m_time.year;
dt1.month = m_time.month;
dt1.day = m_time.day;
dt1.hour = m_time.hour;
dt1.minute = m_time.minute;
dt1.second = m_time.second;
dt1.msecond = timestamp.msecond;
int64_t time = DataConvert::stringToTime(val2);
if (time == -1)
{
isNull = true;
return -1;
}
Time t2 = *(reinterpret_cast<Time*>(&time));
// MySQL TIME type range '-838:59:59' and '838:59:59'
if (t2.minute > 59 || t2.second > 59 || t2.msecond > 999999)
{
isNull = true;
return -1;
}
int val_sign = 1;
if (t2.hour < 0)
{
val_sign = -1;
}
if (abs(t2.hour) > 838)
{
t2.hour = 838;
t2.minute = 59;
t2.second = 59;
t2.msecond = 999999;
}
if (val_sign * sign < 0)
{
t2.hour = -abs(t2.hour);
t2.minute = -abs(t2.minute);
t2.second = -abs(t2.second);
t2.msecond = -abs(t2.msecond);
}
else
{
t2.hour = abs(t2.hour);
t2.minute = abs(t2.minute);
t2.second = abs(t2.second);
t2.msecond = abs(t2.msecond);
}
t2.day = 0;
return addTime(dt1, t2);
}
int64_t Func_add_time::getTimeIntVal(rowgroup::Row& row,
FunctionParm& parm,
bool& isNull,