Drill 1.13.0-1901 (EEP 5.0.2) Release Notes

This section provides reference information for fixes in Drill 1.13.0-1901.

The following release notes apply to the 1.13.0-1901 version of the Drill component:

Version 1.13.0-1901
Release Date February 2019
MapR Version Interoperability See Component Versions for Released EEPs.
Package Names
Navigate to https://package.ezmeral.hpe.com/releases/MEP/, and select your MEP and OS to view the list of package names, for example:
  • mapr-drill-
  • mapr-drill-internal-
  • mapr-drill-yarn-


Drill 1.13.0-1901 provides the following fixes:

Fix Tracking Number Description
MD-5379 DRILL-7018: Fixed Parquet buffer overflow when reading timestamp column.
MD-5062 DRILL-6664: Drill returns the same results for queries on the same column of a Parquet table with the same predicate.
MD-5019 DRILL-6797: Drill aggregation queries that use custom UDF to split column data in a Parquet file no longer fail with a compilation error if the filter criteria results in no rows.
MD-5014 DRILL-6776: The Drill Web UI page source no longer has links to external sites.

Drill can leverage indexes for queries with ORDER BY DESC on indexed columns; for example, if a secondary index is defined on column a, Drill leverages the index for the query:


MD-4936 DRILL-6773: Queries, with column aliases, that returned inconsistent results after a Drill patch was applied no longer return inconsistent results.
MD-4851 Drill queries on MapRDB JSON tables no longer fail on schema change when the only distinct values are null and text.
MD-4780 DRILL-6746: Queries no longer hang when one of the nodes encounters a connection error.

Known Issues

See the Drill 1.13-1803 release notes.