Index - N
| name | DataFrame.Functions |
| NamedExpr | DataFrame.Internal.Expression |
| nameOfColumn | DataFrame.Operations.Core |
| NANOSECONDS | DataFrame.IO.Parquet.Types |
| nColumns | DataFrame.Operations.Core, DataFrame |
| nestedTypeException | DataFrame.Internal.Expression |
| newPagedUnboxedVector | DataFrame.IO.CSV |
| newPagedVector | DataFrame.IO.CSV |
| NoAssumption | DataFrame.Operations.Typing |
| NoHeader | DataFrame.IO.CSV, DataFrame |
| NoInference | DataFrame.IO.CSV, DataFrame |
| NonColumnReferenceException | DataFrame.Errors, DataFrame |
| nonNullValues | DataFrame.Operations.Core |
| normalize | DataFrame.Internal.Expression |
| not | DataFrame.Functions |
| nRows | DataFrame.Operations.Core, DataFrame |
| null | DataFrame.Internal.DataFrame, DataFrame |
| nullFirst | DataFrame.IO.Parquet.Types |
| nulls | DataFrame.Operations.Core |
| nullValues | DataFrame.Operations.Core |
| numChildren | DataFrame.IO.Parquet.Thrift |
| numElements | DataFrame.Internal.Column |
| Numeric | DataFrame.Internal.Types |
| numRows | DataFrame.IO.Parquet.Thrift |