| Name | Type | Package | Detail |
| CompletionIterator | Class | org.apache.spark.util | Detail |
| GapSamplingIterator | Class | org.apache.spark.util.random | Detail |
| GapSamplingReplacementIterator | Class | org.apache.spark.util.random | Detail |
| InterruptibleIterator | Class | org.apache.spark | Detail |
| NextIterator | Class | org.apache.spark.util | Detail |
| ShuffleBlockFetcherIterator | Class | org.apache.spark.storage | Detail |
