HuaHuaY commented on code in PR #49125:
URL: https://github.com/apache/arrow/pull/49125#discussion_r2785618187
##########
cpp/src/parquet/arrow/schema.cc:
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@@ -720,88 +783,8 @@ Status ListToSchemaField(const GroupNode& group, LevelInfo
current_levels,
}
int16_t repeated_ancestor_def_level = current_levels.IncrementRepeated();
- if (list_node.is_group()) {
- const auto& list_group = static_cast<const GroupNode&>(list_node);
- if (list_group.field_count() > 1) {
- // The inner type of the list should be a struct when there are multiple
fields
- // in the repeated group
- RETURN_NOT_OK(GroupToStruct(list_group, current_levels, ctx, out,
child_field));
- } else if (list_group.field_count() == 1) {
- const auto& repeated_field = list_group.field(0);
- if (repeated_field->is_repeated()) {
- // Special case where the inner type might be a list with two-level
encoding
Review Comment:
I have added some examples back.
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