wgtmac commented on code in PR #43995:
URL: https://github.com/apache/arrow/pull/43995#discussion_r1821098603
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cpp/src/parquet/arrow/schema.cc:
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@@ -681,6 +681,10 @@ Status ListToSchemaField(const GroupNode& group, LevelInfo
current_levels,
// List of primitive type
RETURN_NOT_OK(
NodeToSchemaField(*list_group.field(0), current_levels, ctx, out,
child_field));
+ } else if (list_group.field_count() == 1 &&
list_group.field(0)->is_repeated()) {
Review Comment:
The rule 3 has following implications:
- The repeated field is a group with one field and is named array, whether
or not LIST-annotated.
- The repeated field is a group with one field and uses the LIST-annotated
group's name with _tuple appended.
Am I right? @emkornfield
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