sgg commented on code in PR #2015:
URL: https://github.com/apache/iceberg-go/pull/2015#discussion_r4048552431
##########
table/partitioned_fanout_writer.go:
##########
@@ -397,6 +397,66 @@ func newPartitionExtractionPlan(spec
iceberg.PartitionSpec, schema *iceberg.Sche
}, nil
}
+// resolveArrowColumnPath resolves a dot-joined nested field name into a path
of Arrow field indices.
+func resolveArrowColumnPath(recordSchema *arrow.Schema, colName string)
([]int, bool) {
+ segments := strings.Split(colName, ".")
Review Comment:
Oof this is a good catch; it didn't even occur to me that a `.` was a legal
character in a field name!
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