liukun4515 commented on code in PR #2764:
URL: https://github.com/apache/arrow-datafusion/pull/2764#discussion_r904495595
##########
datafusion/physical-expr/src/planner.rs:
##########
@@ -310,6 +313,8 @@ pub fn create_physical_expr(
&list_expr_data_type,
&value_expr_data_type,
) {
+ // TODO: Can't cast from list type to value
type directly
Review Comment:
we can't cast the list data type to the value data type directly, and need
to coerced common data type if they are compatible.
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