# CORE - Execution Related

- [RDD](/apache-spark-assembly/core-execution-related/untitled.md)
- [RDD Design](/apache-spark-assembly/core-execution-related/untitled/rdd-design.md)
- [Principles of Overriding RDD](/apache-spark-assembly/core-execution-related/untitled/principles-of-overriding-rdd.md)
- [Default RDDs](/apache-spark-assembly/core-execution-related/untitled/default-rdds.md)
- [ShuffledRDD](/apache-spark-assembly/core-execution-related/untitled/default-rdds/shuffledrdd.md)
- [Transformations and Their Design](/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design.md)
- [map / flatMap](/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/map-flatmap.md)
- [filter](/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/filter.md)
- [repartition / coalesce](/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/repartition-coalesce.md)
- [sample / randomSplit / takeSample](/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/sample-randomsplit-takesample.md)
- [union / ++ / intersection](/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/union-++-intersection.md)
- [sortBy](/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/sortby.md)
- [glom](/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/glom.md)
- [cartesian](/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/cartesian.md)
- [groupBy](/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/groupby.md)
- [pipe](/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/pipe.md)
- [mapPartitions / mapPartitionsWithIndex](/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/mappartitions-mappartitionswithindex.md)
- [zip / zipPartitions](/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/zip-zippartitions.md)
- [Extra](/apache-spark-assembly/core-execution-related/untitled/transformations-and-their-design/extra.md)
- [Actions and Their Design](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design.md)
- [forach / foreachPartition](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/forach-foreachpartition.md)
- [collect](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/collect.md)
- [toLocalIterator](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/tolocaliterator.md)
- [subtract](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/subtract.md)
- [reduce / treeReduce](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/reduce-treereduce.md)
- [fold](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/fold.md)
- [aggregate / treeAggregate](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/aggregate-treeaggregate.md)
- [count / countApprox](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/count-countapprox.md)
- [countByValue / countByValueApprox](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/countbyvalue-countbyvalueapprox.md)
- [countApproxDistinct](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/countapproxdistinct.md)
- [take / first / top / takeOrdered](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/take-first-top-takeordered.md)
- [max / min](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/max-min.md)
- [isEmpty](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/isempty.md)
- [saveAsTextFile / saveAsObjectFile](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/saveastextfile-saveasobjectfile.md)
- [keyBy](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/keyby.md)
- [checkpoint / localCheckpoint / isCheckpointed / getCheckpointFile](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/checkpoint-localcheckpoint-ischeckpointed-getcheckpointfile.md)
- [zipWithIndex / zipWithUniqueId](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/zipwithindex-zipwithuniqueid.md)
- [Extra](/apache-spark-assembly/core-execution-related/untitled/actions-and-their-design/extra.md)
- [Cache & Persist](/apache-spark-assembly/core-execution-related/untitled/cache-and-persist.md)
- [RDD Operation Scope](/apache-spark-assembly/core-execution-related/untitled/rdd-operation-scope.md)
- [RDD Checkpointing](/apache-spark-assembly/core-execution-related/untitled/rdd-checkpointing.md)
- [Shuffle](/apache-spark-assembly/core-execution-related/shuffle.md)
- [Serializer](/apache-spark-assembly/core-execution-related/serializer.md)
- [Partitioner](/apache-spark-assembly/core-execution-related/partitioner.md)
- [Broadcast](/apache-spark-assembly/core-execution-related/broadcast.md)
- [Aggregator](/apache-spark-assembly/core-execution-related/aggregator.md)
- [Memory](/apache-spark-assembly/core-execution-related/memory.md)
- [Storage](/apache-spark-assembly/core-execution-related/storage.md)