Github user parthchandra commented on a diff in the pull request:
https://github.com/apache/drill/pull/723#discussion_r98288225
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/columnreaders/ParquetRecordReader.java
---
@@ -197,6 +213,21 @@ public ParquetRecordReader(
assert (numRecordsToRead >= 0);
this.numRecordsToRead = Math.min(numRecordsToRead,
footer.getBlocks().get(rowGroupIndex).getRowCount());
}
+ useAsyncColReader =
+
fragmentContext.getOptions().getOption(ExecConstants.PARQUET_COLUMNREADER_ASYNC).bool_val;
--- End diff --
Which sort of does the same thing after several function calls. Seems a
waste. Plus you have to cast the option validator to the right type.
Mind if I leave it as it is?
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