Apache Druid: a high performance real-time analytics database.
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Gian Merlino 1e3f94237e groupBy v2: Configurable load factor. (#3437)
Also change defaults:

- bufferGrouperMaxLoadFactor from 0.75 to 0.7.
- maxMergingDictionarySize to 100MB from 25MB, should be more appropriate
  for most heaps.
2016-09-07 14:14:59 -05:00
api Add timestampSpec to metadata.drd and SegmentMetadataQuery (#3227) 2016-07-25 15:45:30 -07:00
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common Rename fields in OrderedMergeIterator (#3149) 2016-08-11 09:42:12 -07:00
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README.md

Build Status Coverage Status

Druid

Druid is a distributed, column-oriented, real-time analytics data store that is commonly used to power exploratory dashboards in multi-tenant environments.

Druid excels as a data warehousing solution for fast aggregate queries on petabyte sized data sets. Druid supports a variety of flexible filters, exact calculations, approximate algorithms, and other useful calculations.

Druid can load both streaming and batch data and integrates with Samza, Kafka, Storm, Spark, and Hadoop.

License

Apache License, Version 2.0

More Information

More information about Druid can be found on http://www.druid.io.

Documentation

You can find the documentation for the latest Druid release on the project website.

If you would like to contribute documentation, please do so under /docs/content in this repository and submit a pull request.

Getting Started

You can get started with Druid with our quickstart.

Reporting Issues

If you find any bugs, please file a GitHub issue.

Community

Community support is available on the druid-user mailing list(druid-user@googlegroups.com).

Development discussions occur on the druid-development list(druid-development@googlegroups.com).

We also have a couple people hanging out on IRC in #druid-dev on irc.freenode.net.

Contributing

Please follow the guidelines listed here.