Drill 1.8.0-1703 Release Notes
The following release notes apply to the 1.8.0 version of the Apache Drill component included in the MapR Converged Data Platform.
| Version | 1.8.0 |
| Release Date | April 2017 |
| MapR Version Interoperability | MapR Drill 1.8.0 is certified on the MapR v5.1.0 converged data platform. See the Interoperability Matrix and Drill Support Matrix. |
| Package Names | Package Names for Ezmeral Ecosystem Packs (EEPs) |
New in This Release
No new features.
Fixes
This MapR release includes the following fixes on the base release:
| MapR Fix Number | Description |
|---|---|
| MD-1314 | The same query no longer produces different results when using the flatten operator. |
| MD-1217 | The JDBC client randomly chooses a Drillbit in the cluster instead of selecting the first one in the list. |
| MD-1142 | A simple query with a where condition on a particular column is no longer getting an illegalstateexception. |
| MD-1127 | Drill 1.8.0 sandbox is now able to start even when loopback address is detected. |
| MD-1117 | Queries for a single row group and single parquet file no longer take 6 seconds. |
| MD-1109 | Queries that include the flatten function are no longer cancelled. |
| Drill-5159 | Drill MergeProjectRule now operates on Calcite logical convention. |
| Drill-5094 | Comparator guarantees transitive attribute. |
| Drill-5032 | Drill query on hive parquet table no longer fails with OutOfMemoryError: Java heap space |
| Drill-4927 | Drill now supports null equality joins. |
| Drill-4911 | SimpleParallelizer now avoids plan serialization for logging purpose when debug logging is not enabled. |
Known Issues and Limitations
For known issues, see the Drill 1.8.0 release notes.
For limitations, see Drill-on-YARN Limitations
Resolved Issues
None.