[GitHub] [arrow-datafusion] tanruixiang commented on a diff in pull request #7348: Implement `array_pop_back` function

["tanruixiang (via GitHub)" <gi...@apache.org>]

tanruixiang commented on code in PR #7348:
URL: https://github.com/apache/arrow-datafusion/pull/7348#discussion_r1300158937


##########
datafusion/physical-expr/src/array_expressions.rs:
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@@ -601,6 +601,22 @@ pub fn array_slice(args: &[ArrayRef]) -> Result<ArrayRef> {
     define_array_slice(list_array, key, extra_key, false)
 }
 
+pub fn array_pop_back(args: &[ArrayRef]) -> Result<ArrayRef> {

Review Comment:
   Yes, I would love to implement `array_pop_front `, do I need to implement `array_pop_front ` in this pr? Or in the next pr.



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