druidry-3.1

This release includes :

• Support for numeric, dimension & inverted topNmetric
• Support for movingAverage query
• Marking select query as deprecated since it has been removed in Druid version 0.17.0
• Support of automatic resource management for Client (AutoCloseable)
• Added expression support to some aggregators
• Support for limit in timeSeries query
• Support for stringFirst and stringLast aggregators
• Support for round in hyperUniqueAggregator
• Jackson databind version bump to 2.9.10.4

Checkout milestone for all tagged PRs.

Contributors :

@zhaomoran
@Jonarzz
@tunix
@abhi195

Thanks to everyone who contributed to this release

DataSources, Having Filters, Enhanced QueryContext options & Java 11 compatibility

This release includes :

• Support for all types of Datasources(table, union, query) (#87)
• Updated lombok version for Java 11 compatibility (#113)
• Support for Having filters (#113)
• Extending query context options (#116)
• Support for filter of null as dimension value (#117)
• Bump jackson-databind from 2.9.9.2 to 2.9.10.1 (#114)

This release has breaking changes, upgrade carefully. Breaking changes are due to DataType changes to provide support for DataSources and few package restructuring for better project structuring.

Contributors :

@stepanovD
@piotrm50
@abhi195

DataSketches, Virtual Columns and Jackson update

These release includes support for :

1. Data Sketches ( Aggregators and Post Aggregators ) :

   1. Tuple sketch
   2. Quantiles sketch
   3. HLL sketch

2. Virtual Columns

   1. Expression virtual column

3. errorBoundsStdDev in ThetaSketch Post Aggregator

4. Jackson versions upgrade due to security vulnerability

   1. databind --> 2.9.9.2
   2. datatype-joda --> 2.9.9

External contributors :

Aaron Stockton ( @st0ckface )
Abhi Sapariya ( @abhi195 )
Gagan Gupta ( @gagangupt16 )
Siddharth ( @siddharthsa )
Viacheslav Chimishuk ( @vchimishuk )

Support for Filtered Dimension and Histogram extension

Support for

1. Filtered Dimension
2. Histogram extension

External Contributors:

1. Filtered Dimension was added by @nischalkumar

Support for LimitPushDown options in query context and TimeFormatExtractionFunction bug fix

This release includes:

• Support for limitPushDown options in query context (http://druid.io/docs/latest/querying/groupbyquery.html#groupby-v2-configurations)
• Taking datetime pattern as String instead of SimpleDateFormat in TimeFormatExtractionFunction (Fixing issue #80 )

Contributor:

• Zubair (@moezubair )

Support for Long in Selector Filter and Select Query

• Support for Selector Filter
• Support for Select Query
• Jackson version updated to v2.9.8
• Owing to the contributions, @abhi-zapr is now added as developer in pom.xml

Contributor:

@patilvikram

@stepanovD

Support for DistinctCount extension

Added druid DistinctCount aggregator extension.
http://druid.io/docs/latest/development/extensions-contrib/distinctcount.html

Fixed issue #65

Licensing as Apache License 2

Merge pull request #64 from zapr-oss/develop

Changing License to Apache License 2

Jackson Updated to v2.9.7

Merge pull request #59 from zapr-oss/develop

v2.8 release

Support for DruidScanQuery and new Aggregators

This release includes support for:

1. Scan Query (http://druid.io/docs/latest/querying/scan-query.html)
2. Aggregators (http://druid.io/docs/latest/querying/aggregations.html)

In the aggregators, following support has been added.

1. Double First
2. Double Last
3. Float First
4. Float Last
5. Long First
6. Long Last

Contributor:

1. Vikram (@patilvikram)