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MCOL-641 Initial version of Math operations for wide decimal.

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This commit is contained in:
Roman Nozdrin
2020-03-12 19:39:10 +00:00
parent 62d0c82d75
commit b09f3088ca
22 changed files with 1323 additions and 213 deletions
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23
utils/funcexp/funcexp.cpp
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@ -42,6 +42,8 @@ using namespace joblist;
#include "../udfsdk/udfsdk.h"
#endif
#include "mcs_decimal.h"
namespace funcexp
{
@ -471,13 +473,22 @@ void FuncExp::evaluate(rowgroup::Row& row, std::vector<execplan::SRCP>& expressi
case CalpontSystemCatalog::UDECIMAL:
{
IDB_Decimal val = expression[i]->getDecimalVal(row, isNull);
// WIP check for null and overflow here.
if (expression[i]->resultType().colWidth == 16)
if (expression[i]->resultType().colWidth
== datatypes::MAXDECIMALWIDTH)
{
row.setBinaryField_offset(&val.s128Value,
expression[i]->resultType().colWidth,
row.getOffset(expression[i]->outputIndex()));
if (isNull)
{
row.setBinaryField_offset(
const_cast<int128_t*>(&datatypes::Decimal128Null),
expression[i]->resultType().colWidth,
row.getOffset(expression[i]->outputIndex()));
}
else
{
row.setBinaryField_offset(&val.s128Value,
expression[i]->resultType().colWidth,
row.getOffset(expression[i]->outputIndex()));
}
}
else
{