wgtmac commented on code in PR #880:
URL: https://github.com/apache/iceberg-cpp/pull/880#discussion_r3794109230
##########
src/iceberg/parquet/parquet_schema_util.cc:
##########
@@ -105,16 +292,39 @@ void SelectAnchorColumnIfEmpty(
}
}
+Status ValidateGeospatialParquetType(const Type& expected_type,
+ const ::parquet::arrow::SchemaField&
parquet_field,
+ const ::parquet::ColumnDescriptor& descr)
{
+ if (parquet_field.field->type()->id() != ::arrow::Type::BINARY) {
+ return InvalidSchema("Cannot read Iceberg type {} from non-binary Parquet
field",
+ expected_type);
+ }
+ if (descr.logical_type() == nullptr) {
+ return InvalidSchema("Missing Parquet leaf column metadata for Iceberg
type {}",
+ expected_type);
+ }
+ if (descr.physical_type() != ::parquet::Type::BYTE_ARRAY) {
+ return InvalidSchema("Iceberg type {} requires Parquet BYTE_ARRAY",
expected_type);
+ }
+ if (expected_type.type_id() == TypeId::kGeometry) {
Review Comment:
We can create a separate PR here to address this.
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