pitrou commented on code in PR #242:
URL: https://github.com/apache/parquet-format/pull/242#discussion_r1603605626
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src/main/thrift/parquet.thrift:
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@@ -914,6 +1040,32 @@ struct RowGroup {
7: optional i16 ordinal
}
+struct RowGroupV3 {
+ /** REMOVED from v1: columns.
+ * Instead, decode each FileColumnMetadataV3 individually as needed.
+ */
+
+ /** Total byte size of all the uncompressed column data in this row group **/
+ 1: required i64 total_byte_size
+
+ /** Number of rows in this row group **/
+ 2: required i64 num_rows
+
+ /** If set, specifies a sort ordering of the rows in this row group. */
+ 3: optional list<SortingColumn> sorting_columns
+
+ /** REMOVED from v1: file_offset.
+ * Use the OffsetIndex for each column instead.
Review Comment:
Edit: it's not, since it's for _uncompressed_ column data...
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