Github user ppadma commented on a diff in the pull request:
https://github.com/apache/drill/pull/597#discussion_r80751189
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/ParquetGroupScan.java
---
@@ -115,6 +115,8 @@
private List<RowGroupInfo> rowGroupInfos;
private Metadata.ParquetTableMetadataBase parquetTableMetadata = null;
private String cacheFileRoot = null;
+ private int batchSize;
+ private static final int DEFAULT_BATCH_LENGTH = 256 * 1024;
--- End diff --
The default batch length is used here to compare with the limit value and
decide if we want to create new groupscan. New option has nothing to do with
this. For normal case, we do not touch/use the option. It is added so we can
use it if we want to change it at run time for any reason.
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