alkis commented on code in PR #242:
URL: https://github.com/apache/parquet-format/pull/242#discussion_r1608970931
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src/main/thrift/parquet.thrift:
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@@ -467,6 +467,35 @@ struct SchemaElement {
10: optional LogicalType logicalType
}
+struct SchemaElementV3 {
Review Comment:
Are deprecated fields a problem?
Assuming a writer writes them, the writer wastes cpu and bytes.
A reader can chooce to parse them or ignore them (by removing/commenting
them out) from the `.thrift` file. The latter means the deprecated fields will
be ignored by the thrift parser.
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