nssalian commented on code in PR #932:
URL: https://github.com/apache/iceberg-go/pull/932#discussion_r3150655157
##########
table/internal/parquet_files.go:
##########
@@ -1075,6 +1080,14 @@ func (p *pruneParquetSchema) Field(field
pqarrow.SchemaField, result arrow.Field
return result
}
+ // Variant is an extension type wrapping a struct (metadata + value).
+ // Select the entire field including all children.
+ if ext, ok := field.Field.Type.(arrow.ExtensionType); ok &&
ext.ExtensionName() == "parquet.variant" {
+ p.collectLeafIndices(field)
Review Comment:
Will extract to a `projectVariant` method.
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