alamb commented on code in PR #4221:
URL: https://github.com/apache/arrow-datafusion/pull/4221#discussion_r1030743334
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datafusion/core/src/datasource/listing/table.rs:
##########
@@ -536,6 +537,23 @@ impl TableProvider for ListingTable {
return Ok(Arc::new(EmptyExec::new(false, projected_schema)));
}
+ // extract types of partition columns
+ let table_partition_cols = self
+ .options
+ .table_partition_cols
+ .iter()
+ .map(|col| {
+ (
+ col.0.to_owned(),
+ self.table_schema
+ .field_with_name(&col.0)
+ .unwrap()
Review Comment:
I think this is going to `panic` if the user specifies a partition column
that is not present.
It would be nice to make it an error -- can you either do so as a follow on
PR or file a ticket?
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