[GitHub] [arrow-datafusion] liukun4515 commented on a diff in pull request #2801: Don't treat Null as UTF8(None) and change error info.

[GitBox <gi...@apache.org>]

liukun4515 commented on code in PR #2801:
URL: https://github.com/apache/arrow-datafusion/pull/2801#discussion_r907149963


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datafusion/physical-expr/src/expressions/in_list.rs:
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@@ -111,8 +111,7 @@ macro_rules! make_contains {
                 ColumnarValue::Scalar(s) => match s {
                     ScalarValue::$SCALAR_VALUE(Some(v)) => Some(*v),
                     ScalarValue::$SCALAR_VALUE(None) => None,
-                    ScalarValue::Utf8(None) => None,

Review Comment:
   https://github.com/apache/arrow-datafusion/pull/2764 merged, we don't need to treat Null as UTF8(None).



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