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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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111
utils/funcexp/func_maketime.cpp
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@ -74,15 +74,38 @@ string Func_maketime::getStrVal(rowgroup::Row& row,
case CalpontSystemCatalog::DECIMAL:
{
IDB_Decimal d = parm[0]->data()->getDecimalVal(row, isNull);
double dscale = d.scale;
hour = d.value / pow(10.0, dscale);
int lefto = (d.value - hour * pow(10.0, dscale)) / pow(10.0, dscale - 1);
if ( hour >= 0 && lefto > 4 )
hour++;
if (parm[0]->data()->resultType().colWidth == datatypes::MAXDECIMALWIDTH)
{
int128_t scaleDivisor, scaleDivisor2;
if ( hour < 0 && lefto < -4 )
hour--;
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--;
hour = datatypes::Decimal::getInt64FromWideDecimal(tmpval);
}
else
{
double dscale = d.scale;
hour = d.value / pow(10.0, dscale);
int lefto = (d.value - hour * pow(10.0, dscale)) / pow(10.0, dscale - 1);
if ( hour >= 0 && lefto > 4 )
hour++;
if ( hour < 0 && lefto < -4 )
hour--;
}
break;
}
@ -114,15 +137,38 @@ string Func_maketime::getStrVal(rowgroup::Row& row,
case CalpontSystemCatalog::DECIMAL:
{
IDB_Decimal d = parm[1]->data()->getDecimalVal(row, isNull);
double dscale = d.scale;
min = d.value / pow(10.0, dscale);
int lefto = (d.value - min * pow(10.0, dscale)) / pow(10.0, dscale - 1);
if ( min >= 0 && lefto > 4 )
min++;
if (parm[1]->data()->resultType().colWidth == datatypes::MAXDECIMALWIDTH)
{
int128_t scaleDivisor, scaleDivisor2;
if ( min < 0 && lefto < -4 )
min--;
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--;
min = datatypes::Decimal::getInt64FromWideDecimal(tmpval);
}
else
{
double dscale = d.scale;
min = d.value / pow(10.0, dscale);
int lefto = (d.value - min * pow(10.0, dscale)) / pow(10.0, dscale - 1);
if ( min >= 0 && lefto > 4 )
min++;
if ( min < 0 && lefto < -4 )
min--;
}
break;
}
@ -160,15 +206,38 @@ string Func_maketime::getStrVal(rowgroup::Row& row,
case CalpontSystemCatalog::DECIMAL:
{
IDB_Decimal d = parm[2]->data()->getDecimalVal(row, isNull);
double dscale = d.scale;
sec = d.value / pow(10.0, dscale);
int lefto = (d.value - sec * pow(10.0, dscale)) / pow(10.0, dscale - 1);
if ( sec >= 0 && lefto > 4 )
sec++;
if (parm[2]->data()->resultType().colWidth == datatypes::MAXDECIMALWIDTH)
{
int128_t scaleDivisor, scaleDivisor2;
if ( sec < 0 && lefto < -4 )
sec--;
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--;
sec = datatypes::Decimal::getInt64FromWideDecimal(tmpval);
}
else
{
double dscale = d.scale;
sec = d.value / pow(10.0, dscale);
int lefto = (d.value - sec * pow(10.0, dscale)) / pow(10.0, dscale - 1);
if ( sec >= 0 && lefto > 4 )
sec++;
if ( sec < 0 && lefto < -4 )
sec--;
}
break;
}