hsiang-c commented on code in PR #1920: URL: https://github.com/apache/datafusion-comet/pull/1920#discussion_r2167786141
########## common/src/main/java/org/apache/comet/parquet/FileReader.java: ########## @@ -209,6 +257,55 @@ public void setRequestedSchema(List<ColumnDescriptor> projection) { } } + /** This method is called from Apache Iceberg. */ + public void setRequestedSchemaFromSpecs(List<ParquetColumnSpec> specList) { + paths.clear(); + for (ParquetColumnSpec colSpec : specList) { + ColumnDescriptor descriptor = Utils.buildColumnDescriptor(colSpec); + paths.put(ColumnPath.get(colSpec.getPath()), descriptor); + } + } + + private static ParquetReadOptions buildParquetReadOptions( + Configuration conf, + Map<String, String> properties, + Long start, + Long length, + byte[] fileEncryptionKey, + byte[] fileAADPrefix) { + + Collection<String> readPropertiesToRemove = + Sets.newHashSet( + "parquet.read.filter", Review Comment: Could we use constants such as `ParquetInputFormat.UNBOUND_RECORD_FILTER` or doing so will again create the dependency we don't want? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: github-unsubscr...@datafusion.apache.org For additional commands, e-mail: github-h...@datafusion.apache.org