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MCOL 3474 Fix TIMEDIFF w/ non-temporal data types

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This commit is contained in:
jmrojas2332
2019-12-03 06:47:36 +00:00
parent 57724e5515
commit 252268ef63
2 changed files with 79 additions and 28 deletions
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75
utils/funcexp/func_timediff.cpp
View File

@ -45,7 +45,7 @@ namespace funcexp
namespace helpers
{
const string timediff( int64_t time1, int64_t time2)
const string timediff( int64_t time1, int64_t time2, bool isDateTime)
{
long long seconds;
long long microseconds;
@ -56,9 +56,9 @@ const string timediff( int64_t time1, int64_t time2)
l_sign = -l_sign;
if ( time1 > time2 )
helpers::calc_time_diff(time1, time2, l_sign, &seconds, &microseconds);
helpers::calc_time_diff(time1, time2, l_sign, &seconds, &microseconds, isDateTime);
else
helpers::calc_time_diff(time2, time1, l_sign, &seconds, &microseconds);
helpers::calc_time_diff(time2, time1, l_sign, &seconds, &microseconds, isDateTime);
long t_seconds;
int hour = seconds / 3600L;
@ -162,8 +162,20 @@ string Func_timediff::getStrVal(rowgroup::Row& row,
case execplan::CalpontSystemCatalog::CHAR:
case execplan::CalpontSystemCatalog::TEXT:
text = parm[0]->data()->getStrVal(row, isNull);
isTime1 = std::count(text.begin(), text.end(), '-') <= 1; // Time can have at most 1 dash (signifies negative)
val1 = dataconvert::DataConvert::stringToDatetime(text, &isDate1);
if (text.length() >= 14) // datetime has length at least 14
{
val1 = dataconvert::DataConvert::stringToDatetime(text, &isDate1);
}
else if (text.length() == 8 && text.find("-") == string::npos && text.find(":") == string::npos) // special case, this is exactly a date
{
val1 = dataconvert::DataConvert::intToDatetime(parm[0]->data()->getIntVal(row, isNull), &isDate1);
}
else
{
val1 = dataconvert::DataConvert::stringToTime(text);
isTime1 = true;
}
break;
case execplan::CalpontSystemCatalog::BIGINT:
@ -171,7 +183,14 @@ string Func_timediff::getStrVal(rowgroup::Row& row,
case execplan::CalpontSystemCatalog::MEDINT:
case execplan::CalpontSystemCatalog::TINYINT:
case execplan::CalpontSystemCatalog::SMALLINT:
val1 = dataconvert::DataConvert::intToDatetime(parm[0]->data()->getIntVal(row, isNull), &isDate1);
text = parm[0]->data()->getStrVal(row, isNull);
if (text.length() >= 14) // datetime has length at least 14
val1 = dataconvert::DataConvert::intToDatetime(parm[0]->data()->getIntVal(row, isNull), &isDate1);
else
{
val1 = dataconvert::DataConvert::intToTime(parm[0]->data()->getIntVal(row, isNull));
isTime1 = true;
}
break;
case execplan::CalpontSystemCatalog::DECIMAL:
@ -182,7 +201,14 @@ string Func_timediff::getStrVal(rowgroup::Row& row,
}
else
{
val1 = dataconvert::DataConvert::intToDatetime(parm[0]->data()->getIntVal(row, isNull), &isDate1);
text = parm[0]->data()->getStrVal(row, isNull);
if (text.length() >= 14) // datetime has length at least 14
val1 = dataconvert::DataConvert::intToDatetime(parm[0]->data()->getIntVal(row, isNull), &isDate1);
else
{
val1 = dataconvert::DataConvert::intToTime(parm[0]->data()->getIntVal(row, isNull));
isTime1 = true;
}
break;
}
@ -226,8 +252,19 @@ string Func_timediff::getStrVal(rowgroup::Row& row,
case execplan::CalpontSystemCatalog::CHAR:
case execplan::CalpontSystemCatalog::TEXT:
text = parm[1]->data()->getStrVal(row, isNull);
isTime2 = std::count(text.begin(), text.end(), '-') <= 1; // Time can have at most 1 dash (signifies negative)
val2 = dataconvert::DataConvert::stringToDatetime(text, &isDate2);
if (text.length() >= 14) // datetime has length at least 14
{
val2 = dataconvert::DataConvert::stringToDatetime(text, &isDate2);
}
else if (text.length() == 8 && text.find("-") == string::npos && text.find(":") == string::npos) // special case, this is exactly a date
{
val2 = dataconvert::DataConvert::intToDatetime(parm[1]->data()->getIntVal(row, isNull), &isDate2);
}
else
{
val2 = dataconvert::DataConvert::stringToTime(text);
isTime2 = true;
}
break;
case execplan::CalpontSystemCatalog::BIGINT:
@ -235,7 +272,14 @@ string Func_timediff::getStrVal(rowgroup::Row& row,
case execplan::CalpontSystemCatalog::MEDINT:
case execplan::CalpontSystemCatalog::TINYINT:
case execplan::CalpontSystemCatalog::SMALLINT:
val2 = dataconvert::DataConvert::intToDatetime(parm[1]->data()->getIntVal(row, isNull), &isDate2);
text = parm[1]->data()->getStrVal(row, isNull);
if (text.length() >= 14) // datetime has length at least 14
val2 = dataconvert::DataConvert::intToDatetime(parm[1]->data()->getIntVal(row, isNull), &isDate2);
else
{
val2 = dataconvert::DataConvert::intToTime(parm[1]->data()->getIntVal(row, isNull));
isTime2 = true;
}
break;
case execplan::CalpontSystemCatalog::DECIMAL:
@ -246,7 +290,14 @@ string Func_timediff::getStrVal(rowgroup::Row& row,
}
else
{
val2 = dataconvert::DataConvert::intToDatetime(parm[1]->data()->getIntVal(row, isNull), &isDate2);
text = parm[1]->data()->getStrVal(row, isNull);
if (text.length() >= 14) // datetime has length at least 14
val2 = dataconvert::DataConvert::intToDatetime(parm[1]->data()->getIntVal(row, isNull), &isDate2);
else
{
val2 = dataconvert::DataConvert::intToTime(parm[1]->data()->getIntVal(row, isNull));
isTime2 = true;
}
break;
}
@ -262,7 +313,7 @@ string Func_timediff::getStrVal(rowgroup::Row& row,
// both date format or both datetime format. Diff between time and datetime returns NULL in MariaDB
if ((isDate1 && isDate2) || ((!isDate1 && !isDate2) && (isTime1 == isTime2)))
return helpers::timediff( val1, val2);
return helpers::timediff( val1, val2, !isTime1);
isNull = true;
return "";

32
utils/funcexp/funchelpers.h
View File

@ -371,7 +371,7 @@ inline uint32_t calc_mysql_week( uint32_t year, uint32_t month, uint32_t day,
return days / 7 + 1;
}
inline bool calc_time_diff(int64_t time1, int64_t time2, int l_sign, long long* seconds_out, long long* microseconds_out)
inline bool calc_time_diff(int64_t time1, int64_t time2, int l_sign, long long* seconds_out, long long* microseconds_out, bool isDateTime = true)
{
int64_t days;
bool neg;
@ -393,21 +393,21 @@ inline bool calc_time_diff(int64_t time1, int64_t time2, int l_sign, long long*
sec2 = 0,
msec2 = 0;
year1 = (uint32_t)((time1 >> 48) & 0xffff);
month1 = (uint32_t)((time1 >> 44) & 0xf);
day1 = (uint32_t)((time1 >> 38) & 0x3f);
hour1 = (uint32_t)((time1 >> 32) & 0x3f);
min1 = (uint32_t)((time1 >> 26) & 0x3f);
sec1 = (uint32_t)((time1 >> 20) & 0x3f);
msec1 = (uint32_t)((time1 & 0xfffff));
year1 = isDateTime ? (uint32_t)((time1 >> 48) & 0xffff) : 0;
month1 = isDateTime ? (uint32_t)((time1 >> 44) & 0xf) : 0;
day1 = isDateTime ? (uint32_t)((time1 >> 38) & 0x3f) : (uint32_t)((time1 >> 52) & 0x7ff);
hour1 = isDateTime ? (uint32_t)((time1 >> 32) & 0x3f) : (uint32_t)((time1 >> 40) & 0xfff);
min1 = isDateTime ? (uint32_t)((time1 >> 26) & 0x3f) : (uint32_t)((time1 >> 32) & 0xff);
sec1 = isDateTime ? (uint32_t)((time1 >> 20) & 0x3f) : (uint32_t)((time1 >> 24) & 0xff);
msec1 = isDateTime ? (uint32_t)((time1 & 0xfffff)) : (uint32_t)(time1 & 0xffffff);
year2 = (uint32_t)((time2 >> 48) & 0xffff);
month2 = (uint32_t)((time2 >> 44) & 0xf);
day2 = (uint32_t)((time2 >> 38) & 0x3f);
hour2 = (uint32_t)((time2 >> 32) & 0x3f);
min2 = (uint32_t)((time2 >> 26) & 0x3f);
sec2 = (uint32_t)((time2 >> 20) & 0x3f);
msec2 = (uint32_t)((time2 & 0xfffff));
year2 = isDateTime ? (uint32_t)((time2 >> 48) & 0xffff) : 0;
month2 = isDateTime ? (uint32_t)((time2 >> 44) & 0xf) : 0;
day2 = isDateTime ? (uint32_t)((time2 >> 38) & 0x3f) : (uint32_t)((time2 >> 52) & 0x7ff);;
hour2 = isDateTime ? (uint32_t)((time2 >> 32) & 0x3f) : (uint32_t)((time2 >> 40) & 0xfff);
min2 = isDateTime ? (uint32_t)((time2 >> 26) & 0x3f) : (uint32_t)((time2 >> 32) & 0xff);
sec2 = isDateTime ? (uint32_t)((time2 >> 20) & 0x3f) : (uint32_t)((time2 >> 24) & 0xff);
msec2 = isDateTime ? (uint32_t)((time2 & 0xfffff)) : (uint32_t)(time2 & 0xffffff);
days = calc_mysql_daynr(year1, month1, day1);
@ -768,7 +768,7 @@ string longDoubleToString(long double ld)
uint64_t dateAdd( uint64_t time, const std::string& expr, execplan::IntervalColumn::interval_type unit, bool dateType, execplan::OpType funcType );
const std::string IDB_date_format(const dataconvert::DateTime&, const std::string&);
const std::string timediff(int64_t, int64_t);
const std::string timediff(int64_t, int64_t, bool isDateTime = true);
const char* convNumToStr(int64_t, char*, int);
} //namespace funcexp::helpers