emkornfield commented on code in PR #197:
URL: https://github.com/apache/parquet-format/pull/197#discussion_r1313329517
##########
src/main/thrift/parquet.thrift:
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@@ -764,6 +845,14 @@ struct ColumnMetaData {
* in a single I/O.
*/
15: optional i32 bloom_filter_length;
+
+ /**
+ * Optional statistics to help estimate total memory when converted to in
+ * memory representations. The histogram contained on these statistics can
+ * also be useful in some cases for more fine-grained nullability/list length
+ * filter pushdown.
+ */
+ 16: optional SizeStatistics size_estimate_statistics;
Review Comment:
yes. done.
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