| randomSplit | DataFrame.Operations.Subset, DataFrame | 
| range | DataFrame.Operations.Subset, DataFrame | 
| RBoxed | DataFrame.Internal.Types | 
| readAesGcmCtrV1 | DataFrame.IO.Parquet.Thrift | 
| readAesGcmV1 | DataFrame.IO.Parquet.Thrift | 
| readAllPages | DataFrame.IO.Parquet.Page | 
| readAndAdvance | DataFrame.IO.Parquet.Binary | 
| readByteString | DataFrame.IO.Parquet.Binary | 
| readByteString' | DataFrame.IO.Parquet.Binary | 
| readByteStringDouble | DataFrame.Internal.Parsing | 
| readByteStringFromBytes | DataFrame.IO.Parquet.Binary | 
| readByteStringInt | DataFrame.Internal.Parsing | 
| readColumnChunk | DataFrame.IO.Parquet.Thrift | 
| readColumnMetadata | DataFrame.IO.Parquet.Thrift | 
| readColumnOrder | DataFrame.IO.Parquet.Thrift | 
| readCsv |   | 
| 1 (Function) | DataFrame.Lazy.IO.CSV | 
| 2 (Function) | DataFrame.IO.CSV, DataFrame | 
| readCsvUnstable | DataFrame.IO.Unstable.CSV, DataFrame | 
| readCsvWithOpts | DataFrame.IO.CSV, DataFrame | 
| readDecimalType | DataFrame.IO.Parquet.Thrift | 
| readDictVals | DataFrame.IO.Parquet.Dictionary | 
| readDouble | DataFrame.Internal.Parsing | 
| readDoubleEither | DataFrame.Internal.Parsing | 
| readEncryptionAlgorithm | DataFrame.IO.Parquet.Thrift | 
| readField | DataFrame.IO.Parquet.Thrift | 
| readField' | DataFrame.IO.Parquet.Page | 
| readFileMetaData | DataFrame.IO.Parquet.Thrift | 
| readInt | DataFrame.Internal.Parsing | 
| readInt32FromBuffer | DataFrame.IO.Parquet.Binary | 
| readInt32FromBytes | DataFrame.IO.Parquet.Binary | 
| readInteger | DataFrame.Internal.Parsing | 
| readIntegerEither | DataFrame.Internal.Parsing | 
| readIntEither | DataFrame.Internal.Parsing | 
| readIntFromBuffer | DataFrame.IO.Parquet.Binary | 
| readIntFromBytes | DataFrame.IO.Parquet.Binary | 
| readIntType | DataFrame.IO.Parquet.Thrift | 
| readKeyValue | DataFrame.IO.Parquet.Thrift | 
| readLevelsV1 | DataFrame.IO.Parquet.Levels | 
| readLevelsV2 | DataFrame.IO.Parquet.Levels | 
| readLogicalType | DataFrame.IO.Parquet.Thrift | 
| readMetadata | DataFrame.IO.Parquet.Thrift | 
| readMetadataFromPath | DataFrame.IO.Parquet | 
| readMetadataSizeFromFooter | DataFrame.IO.Parquet | 
| readNBool | DataFrame.IO.Parquet.Page | 
| readNByteArrays | DataFrame.IO.Parquet.Page | 
| readNDouble | DataFrame.IO.Parquet.Page | 
| readNFloat | DataFrame.IO.Parquet.Page | 
| readNInt32 | DataFrame.IO.Parquet.Page | 
| readNInt64 | DataFrame.IO.Parquet.Page | 
| readNInt96Times | DataFrame.IO.Parquet.Dictionary | 
| readNoAdvance | DataFrame.IO.Parquet.Binary | 
| ReadOptions |   | 
| 1 (Type/Class) | DataFrame.Lazy.IO.CSV | 
| 2 (Data Constructor) | DataFrame.Lazy.IO.CSV | 
| 3 (Type/Class) | DataFrame.IO.CSV, DataFrame | 
| 4 (Data Constructor) | DataFrame.IO.CSV, DataFrame | 
| readPage | DataFrame.IO.Parquet.Page | 
| readPageBool | DataFrame.IO.Parquet.Dictionary | 
| readPageBytes | DataFrame.IO.Parquet.Dictionary | 
| readPageEncodingStats | DataFrame.IO.Parquet.Thrift | 
| readPageFixedBytes | DataFrame.IO.Parquet.Dictionary | 
| readPageFloat | DataFrame.IO.Parquet.Dictionary | 
| readPageHeader | DataFrame.IO.Parquet.Page | 
| readPageInt32 | DataFrame.IO.Parquet.Dictionary | 
| readPageInt64 | DataFrame.IO.Parquet.Dictionary | 
| readPageInt96Times | DataFrame.IO.Parquet.Dictionary | 
| readPageTypeHeader | DataFrame.IO.Parquet.Page | 
| readPageWord64 | DataFrame.IO.Parquet.Dictionary | 
| readParquet | DataFrame.IO.Parquet, DataFrame | 
| readParquetEncoding | DataFrame.IO.Parquet.Thrift | 
| readRowGroup | DataFrame.IO.Parquet.Thrift | 
| readSchemaElement | DataFrame.IO.Parquet.Thrift | 
| readSeparated |   | 
| 1 (Function) | DataFrame.Lazy.IO.CSV | 
| 2 (Function) | DataFrame.IO.CSV, DataFrame | 
| readSingleByte | DataFrame.IO.Parquet.Binary | 
| readSingleLine | DataFrame.Lazy.IO.CSV | 
| readSizeStatistics | DataFrame.IO.Parquet.Thrift | 
| readStatistics | DataFrame.IO.Parquet.Thrift | 
| readStatisticsFromBytes | DataFrame.IO.Parquet.Page | 
| readString | DataFrame.IO.Parquet.Binary | 
| readTimestampType | DataFrame.IO.Parquet.Thrift | 
| readTimeType | DataFrame.IO.Parquet.Thrift | 
| readTsv |   | 
| 1 (Function) | DataFrame.Lazy.IO.CSV | 
| 2 (Function) | DataFrame.IO.CSV, DataFrame | 
| readTypeOrder | DataFrame.IO.Parquet.Thrift | 
| readUnit | DataFrame.IO.Parquet.Thrift | 
| readUVarInt | DataFrame.IO.Parquet.Binary | 
| readValue | DataFrame.Internal.Parsing | 
| readVarIntFromBuffer | DataFrame.IO.Parquet.Binary | 
| readVarIntFromBytes | DataFrame.IO.Parquet.Binary | 
| readWithDefault | DataFrame.Internal.Parsing | 
| record |   | 
| 1 (Function) | DataFrame.Lazy.IO.CSV | 
| 2 (Function) | DataFrame.IO.CSV | 
| red | DataFrame.Display.Terminal.Colours | 
| reduce | DataFrame.Functions | 
| reduceColumn | DataFrame.Internal.Column | 
| relu | DataFrame.Functions | 
| rename | DataFrame.Operations.Core, DataFrame | 
| renameMany | DataFrame.Operations.Core, DataFrame | 
| renameSafe | DataFrame.Operations.Core | 
| Rep | DataFrame.Internal.Types | 
| REPEATED | DataFrame.IO.Parquet.Types | 
| repetitionLevelByteLength | DataFrame.IO.Parquet.Types | 
| repetitionLevelEncoding | DataFrame.IO.Parquet.Types | 
| repetitionLevelHistogram | DataFrame.IO.Parquet.Types | 
| RepetitionType | DataFrame.IO.Parquet.Types | 
| repetitionType | DataFrame.IO.Parquet.Thrift | 
| repetitionTypeFromInt | DataFrame.IO.Parquet.Types | 
| replaceExpr | DataFrame.Internal.Expression | 
| REQUIRED | DataFrame.IO.Parquet.Types | 
| RIGHT | DataFrame.Operations.Join, DataFrame | 
| right | DataFrame.Display.Terminal.PrettyPrint | 
| ROptional | DataFrame.Internal.Types | 
| roundTo | DataFrame.Operations.Statistics | 
| Row | DataFrame.Internal.Row, DataFrame | 
| RowGroup |   | 
| 1 (Type/Class) | DataFrame.IO.Parquet.Thrift | 
| 2 (Data Constructor) | DataFrame.IO.Parquet.Thrift | 
| rowGroupColumns | DataFrame.IO.Parquet.Thrift | 
| rowGroupNumRows | DataFrame.IO.Parquet.Thrift | 
| rowGroups | DataFrame.IO.Parquet.Thrift | 
| rowGroupSortingColumns | DataFrame.IO.Parquet.Thrift | 
| rowRange | DataFrame.Lazy.IO.CSV | 
| rowsRead | DataFrame.Lazy.IO.CSV | 
| RUnboxed | DataFrame.Internal.Types | 
| runDataFrame | DataFrame.Lazy.Internal.DataFrame, DataFrame.Lazy |