xskipper-io / xskipper

An Extensible Data Skipping Framework

Xskipper is an Extensible Data Skipping Framework for Apache Spark.

To get started, see the Quick Start Guide .

See Xskipper site for more info.

Run as a project

To build a project using the Xskipper binaries from the Maven Central Repository, use the following Maven coordinates:

Maven

Include Xskipper in a Maven project by adding it as a dependency in the project's POM file. Xskipper should be compiled with Scala 2.12.

<dependency>
  <groupId>io.xskipper</groupId>
  <artifactId>xskipper-core_2.12</artifactId>
  <version>1.3.0</version>
</dependency>

SBT

Include Xskipper in an SBT project by adding the following line to its build.sbt file:

libraryDependencies += "io.xskipper" %% "xskipper-core" % "1.3.0"

Building

Xskipper is compiled using SBT.

To compile, run

build/sbt compile

To generate artifacts, run

build/sbt package

To execute tests, run

build/sbt test

Refer to SBT docs for more commands.

Collaboration

Xskipper tracks issues in GitHub and prefers to receive contributions as pull requests.

Compatibility

Xskipper is compatible with Spark according to the following table:

Xskipper version	Spark Version
1.4.x	3.3.x
1.3.x	3.2.x
1.2.x	3.0.x
1.1.x	2.4.x
1.0.x	2.3.x

See Also

• IEEE Big Data 2020 paper - Extensible Data Skipping (arxiv version)

License

Apache License 2.0, see LICENSE.

Acknowledgements

This software has been developed under the BigDataStack project, as part of the holistic solution for big data applications and operations. BigDataStack has received funding from the European Union’s Horizon 2020 research and innovation programme under grant agreement No 779747.