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MCOL-641 Add support for functions (Part 1).

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This commit is contained in:
Gagan Goel
2020-04-19 23:27:43 -04:00
committed by Roman Nozdrin
parent 554c6da8e8
commit cfe35b5c7f
28 changed files with 2102 additions and 462 deletions
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95
utils/funcexp/func_makedate.cpp
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@ -68,15 +68,38 @@ uint64_t makedate(rowgroup::Row& row,
case CalpontSystemCatalog::DECIMAL:
{
IDB_Decimal d = parm[0]->data()->getDecimalVal(row, isNull);
double dscale = d.scale;
year = d.value / pow(10.0, dscale);
int lefto = (d.value - year * pow(10.0, dscale)) / pow(10.0, dscale - 1);
if ( year >= 0 && lefto > 4 )
year++;
if (parm[0]->data()->resultType().colWidth == datatypes::MAXDECIMALWIDTH)
{
int128_t scaleDivisor, scaleDivisor2;
if ( year < 0 && lefto < -4 )
year--;
datatypes::getScaleDivisor(scaleDivisor, d.scale);
scaleDivisor2 = (scaleDivisor <= 10) ? 1 : (scaleDivisor / 10);
int128_t tmpval = d.s128Value / scaleDivisor;
int128_t lefto = (d.s128Value - tmpval * scaleDivisor) / scaleDivisor2;
if (tmpval >= 0 && lefto > 4)
tmpval++;
if (tmpval < 0 && lefto < -4)
tmpval--;
year = datatypes::Decimal::getInt64FromWideDecimal(tmpval);
}
else
{
double dscale = d.scale;
year = d.value / pow(10.0, dscale);
int lefto = (d.value - year * pow(10.0, dscale)) / pow(10.0, dscale - 1);
if ( year >= 0 && lefto > 4 )
year++;
if ( year < 0 && lefto < -4 )
year--;
}
break;
}
@ -128,23 +151,53 @@ uint64_t makedate(rowgroup::Row& row,
case CalpontSystemCatalog::DECIMAL:
{
IDB_Decimal d = parm[1]->data()->getDecimalVal(row, isNull);
double dscale = d.scale;
int64_t tmp = d.value / pow(10.0, dscale);
int lefto = (d.value - tmp * pow(10.0, dscale)) / pow(10.0, dscale - 1);
if ( tmp >= 0 && lefto > 4 )
tmp++;
if ( tmp < 0 && lefto < -4 )
tmp--;
if (tmp < 1)
if (parm[1]->data()->resultType().colWidth == datatypes::MAXDECIMALWIDTH)
{
isNull = true;
return 0;
}
int128_t scaleDivisor, scaleDivisor2;
dayofyear = helpers::intToString(tmp);
datatypes::getScaleDivisor(scaleDivisor, d.scale);
scaleDivisor2 = (scaleDivisor <= 10) ? 1 : (scaleDivisor / 10);
int128_t tmpval = d.s128Value / scaleDivisor;
int128_t lefto = (d.s128Value - tmpval * scaleDivisor) / scaleDivisor2;
if (tmpval >= 0 && lefto > 4)
tmpval++;
if (tmpval < 0 && lefto < -4)
tmpval--;
if (tmpval < 1)
{
isNull = true;
return 0;
}
int64_t tmpval64 = datatypes::Decimal::getInt64FromWideDecimal(tmpval);
dayofyear = helpers::intToString(tmpval64);
}
else
{
double dscale = d.scale;
int64_t tmp = d.value / pow(10.0, dscale);
int lefto = (d.value - tmp * pow(10.0, dscale)) / pow(10.0, dscale - 1);
if (tmp >= 0 && lefto > 4)
tmp++;
if (tmp < 0 && lefto < -4)
tmp--;
if (tmp < 1)
{
isNull = true;
return 0;
}
dayofyear = helpers::intToString(tmp);
}
break;
}