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Merge pull request #653 from mariadb-corporation/MCOL-1981

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MCOL-1981 regr_avgx and regr_avgy should return NULL if count is zero
This commit is contained in:
Roman Nozdrin
2018-12-10 13:06:25 -08:00
committed by GitHub
parent 453850ee1a 86ebce7b39
commit a6df2be47b
2 changed files with 2 additions and 10 deletions
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6
utils/regr/regr_avgx.cpp
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@@ -123,11 +123,7 @@ mcsv1_UDAF::ReturnCode regr_avgx::evaluate(mcsv1Context* context, static_any::an
{
struct regr_avgx_data* data = (struct regr_avgx_data*)context->getUserData()->data;
if (data->cnt == 0)
{
valOut = 0;
}
else
if (data->cnt > 0)
{
valOut = data->sum / (double)data->cnt;
}

6
utils/regr/regr_avgy.cpp
View File

@@ -121,11 +121,7 @@ mcsv1_UDAF::ReturnCode regr_avgy::evaluate(mcsv1Context* context, static_any::an
{
struct regr_avgy_data* data = (struct regr_avgy_data*)context->getUserData()->data;
if (data->cnt == 0)
{
valOut = 0;
}
else
if (data->cnt > 0)
{
valOut = data->sum / (double)data->cnt;
}