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Introduce return type for aggregate sum #8141
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Signed-off-by: jayzhan211 <[email protected]>
Signed-off-by: jayzhan211 <[email protected]>
Signed-off-by: jayzhan211 <[email protected]>
Signed-off-by: jayzhan211 <[email protected]>
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The idea that aggregators might produce different result types with some inputs makes sense.
This PR is generally LGTM 👍. I wonder if some unit tests are needed to reflect this change (for now only decimal's behaviors are different, right?).
@@ -53,11 +56,12 @@ impl Sum { | |||
name: impl Into<String>, | |||
data_type: DataType, | |||
) -> Self { | |||
let data_type = sum_return_type(&data_type).unwrap(); | |||
let return_type = sum_return_type(&data_type).unwrap(); |
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sun_return_type
doesn't cover the List
type for now
Thank you @jayzhan211 and @waynexia |
Which issue does this PR close?
Part of #7960
Rationale for this change
What changes are included in this PR?
Are these changes tested?
Are there any user-facing changes?