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Apache Drill 1.21.0 highlights include

• A major upgrade of the parsing and planning library Calcite from 1.21 to 1.33 enabled by the elimination of Drill’s fork of Calcite.
• Upgrades of most format plugins to the internal EVF2 reader framework included support for provided schemas.
• A new native Drill storage plugin enabling “Drill-on-Drill” federated deployments.
• INSERT support, currently in the JDBC, Splunk and Google Sheets plugins. * New SQL syntax including filtered aggregates, PIVOT, UNPIVOT, INTERSECT and EXCEPT.
• Support for new authentication modes in storage plugins including user translation for using different external credentials for different Drill users.
• An overhaul of the implicit type casting logic for a more consistent user experience.
• New functions and storage plugins including Delta Lake, Google Sheets, MS Access, threat hunting functions and statistical distribution functions.

See the release notes for more.

Apache Drill 1.21.1 is a patch release in the 1.21.x series. The release notes list the fixes it includes.

Apache Drill 1.20.3 is a patch release in the 1.20.x series. The release notes list the fixes it includes.

Apache Drill 1.20.2 is a patch release in the 1.20.x series. The release notes list the fixes it includes.

Apache Drill 1.20.1 is a patch release in the 1.20.x series. The release notes list the fixes it includes.

Apache Drill 1.20's highlights include

• the Apache Phoenix storage plugin with impersonation support
• the Apache Iceberg format plugin
• expanded push down support for MongoDB
• persistent table and storage aliases
• a release for Hadoop 2 environments
• write support in the JDBC storage plugin
• SAS and PDF format plugins
• pagination and OAuth support in the HTTP storage plugin
• HashiCorp Vault authentication and credential storage providers
• read/write support for all compression codecs and both format versions of Parquet.

See the release notes for more.

Apache Drill 1.19's highlights are:

• DRILL-92 - Cassandra Storage Plugin
• DRILL-3637 - Elasticsearch Storage Plugin
• DRILL-7823 - XML Storage Plugin
• DRILL-7751 - Splunk Storage Plugin
• DRILL-5940 - Avro with schema registry support for Kafka
• DRILL-7855 - Secure mechanism for specifying storage plugin credentials
• DRILL-7921 - Linux ARM64 based system support
• DRILL-6953 - Rowset based JSON reader
• DRILL-7733 - Use streaming for REST JSON queries
• Several plugins have been converted to the Enhanced Vector Framework (EVF)
  • DRILL-7525 - Convert SequenceFiles to EVF
  • DRILL-7532 - Convert SysLog to EVF
  • DRILL-7533 - Convert Pcapng to EVF
  • DRILL-7534 - Convert HTTPD format plugin to EVF
  • DRILL-7533 - Convert Image Format to EVF

Apache Drill 1.18's highlights are: Drill Metadata management "Drill Metastore", Format Plugin for HDF5, Support for DICT type in RowSet Framework, Storage Plugin for Generic HTTP REST API, Dynamic credit based flow control, Support for injecting BufferManager into UDF, Drill RDBMS Metastore

Apache Drill 1.17's highlights are: Hive complex types support, Upgrade to HADOOP-3.2, Schema Provision using File / Table Function, Drill Metastore support, Excel and ESRI Shapefile (shp) format plugins support, Parquet runtime row group pruning, empty Parquet files support, User-Agent UDFs, canonical Map<K,V> support, and more.

Apache Drill 1.15's highlights are: SQLLine upgrade, index support, ability to secure znodes with custom ACLs, INFORMATION_SCHEMA files table, systemfunctions table, and more.