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Posted to github@arrow.apache.org by GitBox <gi...@apache.org> on 2021/05/11 14:54:27 UTC

[GitHub] [arrow-datafusion] Jimexist commented on a change in pull request #307: fix 305 by using a scalar uint as param for zero param functions

Jimexist commented on a change in pull request #307:
URL: https://github.com/apache/arrow-datafusion/pull/307#discussion_r630249637



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File path: datafusion/src/physical_plan/functions.rs
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@@ -1373,20 +1374,28 @@ impl PhysicalExpr for ScalarFunctionExpr {
     }
 
     fn evaluate(&self, batch: &RecordBatch) -> Result<ColumnarValue> {

Review comment:
       @alamb tried a different approach using `TryFrom` trait, so it's more obvious. the call site convention I'll try to code in #303 




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