Jimexist commented on a change in pull request #1408:
URL: https://github.com/apache/arrow-datafusion/pull/1408#discussion_r769181548
##########
File path: datafusion/src/physical_plan/expressions/sum.rs
##########
@@ -54,8 +56,15 @@ pub fn sum_return_type(arg_type: &DataType) ->
Result<DataType> {
DataType::UInt8 | DataType::UInt16 | DataType::UInt32 |
DataType::UInt64 => {
Ok(DataType::UInt64)
}
- DataType::Float32 => Ok(DataType::Float32),
- DataType::Float64 => Ok(DataType::Float64),
+ // In the https://www.postgresql.org/docs/8.2/functions-aggregate.html
doc,
Review comment:
```suggestion
// In the
https://www.postgresql.org/docs/current/functions-aggregate.html doc,
```
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