| DataFrame | |
| 1 (Type/Class) | DataFrame.Internal.DataFrame, DataFrame |
| 2 (Data Constructor) | DataFrame.Internal.DataFrame |
| dataframeDimensions | DataFrame.Internal.DataFrame |
| DataFrameException | DataFrame.Errors, DataFrame |
| DataPageHeader | DataFrame.IO.Parquet.Types |
| dataPageHeaderEncoding | DataFrame.IO.Parquet.Types |
| dataPageHeaderNumValues | DataFrame.IO.Parquet.Types |
| dataPageHeaderStatistics | DataFrame.IO.Parquet.Types |
| DataPageHeaderV2 | DataFrame.IO.Parquet.Types |
| dataPageHeaderV2Encoding | DataFrame.IO.Parquet.Types |
| dataPageHeaderV2IsCompressed | DataFrame.IO.Parquet.Types |
| dataPageHeaderV2NumNulls | DataFrame.IO.Parquet.Types |
| dataPageHeaderV2NumRows | DataFrame.IO.Parquet.Types |
| dataPageHeaderV2NumValues | DataFrame.IO.Parquet.Types |
| dataPageHeaderV2Statistics | DataFrame.IO.Parquet.Types |
| DATA_PAGE | DataFrame.IO.Parquet.Types |
| DATA_PAGE_V2 | DataFrame.IO.Parquet.Types |
| dateFormat | DataFrame.IO.CSV, DataFrame |
| DATE_TYPE | DataFrame.IO.Parquet.Types |
| dayToJulianDay | DataFrame.IO.Parquet.Time |
| DBool | DataFrame.IO.Parquet.Types |
| DDouble | DataFrame.IO.Parquet.Types |
| DecimalType | DataFrame.IO.Parquet.Types |
| decimalTypePrecision | DataFrame.IO.Parquet.Types |
| decimalTypeScale | DataFrame.IO.Parquet.Types |
| DECIMAL_TYPE | DataFrame.IO.Parquet.Types |
| declareColumns | DataFrame.Functions |
| decodeDictIndicesV1 | DataFrame.IO.Parquet.Encoding |
| decodeDictV1 | DataFrame.IO.Parquet.Dictionary |
| decodeRLEBitPackedHybrid | DataFrame.IO.Parquet.Encoding |
| deduplicate | DataFrame.Functions |
| defaultBeamConfig | DataFrame.Functions |
| defaultDisplayOptions | DataFrame.Display, DataFrame |
| defaultMetadata | DataFrame.IO.Parquet.Thrift |
| defaultOptions | DataFrame.Lazy.IO.CSV |
| defaultPlotConfig | |
| 1 (Function) | DataFrame.Display.Web.Plot |
| 2 (Function) | DataFrame.Display.Terminal.Plot, DataFrame |
| defaultReadOptions | DataFrame.IO.CSV, DataFrame |
| defaultSchemaElement | DataFrame.IO.Parquet.Thrift |
| definitionLevelByteLength | DataFrame.IO.Parquet.Types |
| definitionLevelEncoding | DataFrame.IO.Parquet.Types |
| definitionLevelHistogram | DataFrame.IO.Parquet.Types |
| Derive | DataFrame.Lazy.Internal.DataFrame, DataFrame.Lazy |
| derive | |
| 1 (Function) | DataFrame.Operations.Transformations, DataFrame |
| 2 (Function) | DataFrame.Lazy.Internal.DataFrame, DataFrame.Lazy |
| Descending | DataFrame.Operations.Sorting, DataFrame |
| describeColumns | DataFrame.Operations.Core, DataFrame |
| DFloat | DataFrame.IO.Parquet.Types |
| dictCardinality | DataFrame.IO.Parquet.Dictionary |
| DictionaryPageHeader | DataFrame.IO.Parquet.Types |
| dictionaryPageHeaderEncoding | DataFrame.IO.Parquet.Types |
| dictionaryPageHeaderNumValues | DataFrame.IO.Parquet.Types |
| dictionaryPageIsSorted | DataFrame.IO.Parquet.Types |
| DICTIONARY_PAGE | DataFrame.IO.Parquet.Types |
| DictVals | DataFrame.IO.Parquet.Types |
| dimensions | DataFrame.Operations.Core, DataFrame |
| DInt32 | DataFrame.IO.Parquet.Types |
| DInt64 | DataFrame.IO.Parquet.Types |
| DInt96 | DataFrame.IO.Parquet.Types |
| display | DataFrame.Display, DataFrame |
| DisplayOptions | |
| 1 (Type/Class) | DataFrame.Display, DataFrame |
| 2 (Data Constructor) | DataFrame.Display, DataFrame |
| displayRows | DataFrame.Display, DataFrame |
| distinct | DataFrame.Operations.Aggregation, DataFrame |
| div | DataFrame.Functions |
| divide | DataFrame.Internal.Expression |
| DOUBLE | DataFrame.IO.Parquet.Thrift |
| DoubleType | DataFrame.IO.CSV |
| drop | DataFrame.Operations.Subset, DataFrame |
| dropLast | DataFrame.Operations.Subset, DataFrame |
| DText | DataFrame.IO.Parquet.Types |