> For the complete documentation index, see [llms.txt](https://jinhoko.gitbook.io/apache-spark-assembly/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://jinhoko.gitbook.io/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design.md).

# Transformations and Their Design

- [map / flatMap](https://jinhoko.gitbook.io/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/map-flatmap.md)
- [filter](https://jinhoko.gitbook.io/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/filter.md)
- [repartition / coalesce](https://jinhoko.gitbook.io/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/repartition-coalesce.md)
- [sample / randomSplit / takeSample](https://jinhoko.gitbook.io/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/sample-randomsplit-takesample.md)
- [union / ++ / intersection](https://jinhoko.gitbook.io/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/union-++-intersection.md)
- [sortBy](https://jinhoko.gitbook.io/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/sortby.md)
- [glom](https://jinhoko.gitbook.io/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/glom.md)
- [cartesian](https://jinhoko.gitbook.io/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/cartesian.md)
- [groupBy](https://jinhoko.gitbook.io/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/groupby.md)
- [pipe](https://jinhoko.gitbook.io/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/pipe.md)
- [mapPartitions / mapPartitionsWithIndex](https://jinhoko.gitbook.io/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/mappartitions-mappartitionswithindex.md)
- [zip / zipPartitions](https://jinhoko.gitbook.io/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/zip-zippartitions.md)
- [Extra](https://jinhoko.gitbook.io/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/extra.md)