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MCOL-4629 Add a helper method mcsv1_UDAF::toDouble()

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This commit is contained in:
Alexander Barkov
2021-03-22 11:06:42 +04:00
parent 5943261bfc
commit ca7a310309
15 changed files with 59 additions and 491 deletions
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53
utils/regr/regr_intercept.cpp
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@@ -87,33 +87,11 @@ mcsv1_UDAF::ReturnCode regr_intercept::reset(mcsv1Context* context)
mcsv1_UDAF::ReturnCode regr_intercept::nextValue(mcsv1Context* context, ColumnDatum* valsIn)
{
static_any::any& valIn_y = valsIn[0].columnData;
static_any::any& valIn_x = valsIn[1].columnData;
double valy = toDouble(valsIn[0]);
double valx = toDouble(valsIn[1]);
struct regr_intercept_data* data = (struct regr_intercept_data*)context->getUserData()->data;
double valx = 0.0;
double valy = 0.0;
valx = convertAnyTo<double>(valIn_x);
valy = convertAnyTo<double>(valIn_y);
// For decimal types, we need to move the decimal point.
uint32_t scaley = valsIn[0].scale;
if (valy != 0 && scaley > 0)
{
valy /= pow(10.0, (double)scaley);
}
data->sumy += valy;
// For decimal types, we need to move the decimal point.
uint32_t scalex = valsIn[1].scale;
if (valx != 0 && scalex > 0)
{
valx /= pow(10.0, (double)scalex);
}
data->sumx += valx;
data->sumx2 += valx*valx;
@@ -166,34 +144,11 @@ mcsv1_UDAF::ReturnCode regr_intercept::evaluate(mcsv1Context* context, static_an
mcsv1_UDAF::ReturnCode regr_intercept::dropValue(mcsv1Context* context, ColumnDatum* valsDropped)
{
static_any::any& valIn_y = valsDropped[0].columnData;
static_any::any& valIn_x = valsDropped[1].columnData;
double valy = toDouble(valsDropped[0]);
double valx = toDouble(valsDropped[1]);
struct regr_intercept_data* data = (struct regr_intercept_data*)context->getUserData()->data;
double valx = 0.0;
double valy = 0.0;
valx = convertAnyTo<double>(valIn_x);
valy = convertAnyTo<double>(valIn_y);
// For decimal types, we need to move the decimal point.
uint32_t scaley = valsDropped[0].scale;
if (valy != 0 && scaley > 0)
{
valy /= pow(10.0, (double)scaley);
}
data->sumy -= valy;
// For decimal types, we need to move the decimal point.
uint32_t scalex = valsDropped[1].scale;
if (valx != 0 && scalex > 0)
{
valx /= pow(10.0, (double)scalex);
}
data->sumx -= valx;
data->sumx2 -= valx*valx;