liukun4515 commented on a change in pull request #1387:
URL: https://github.com/apache/arrow-datafusion/pull/1387#discussion_r763692008
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File path: datafusion/src/physical_plan/expressions/average.rs
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@@ -62,6 +62,24 @@ pub fn avg_return_type(arg_type: &DataType) ->
Result<DataType> {
}
}
+pub(crate) fn is_avg_support_arg_type(arg_type: &DataType) -> bool {
+ // TODO support the interval
+ // TODO: do we need to support the unsigned data type?
Review comment:
got it.
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