| lastOrNothing | DataFrame.Functions |
| LazyDataFrame | |
| 1 (Type/Class) | DataFrame.Lazy.Internal.DataFrame, DataFrame.Lazy |
| 2 (Data Constructor) | DataFrame.Lazy.Internal.DataFrame, DataFrame.Lazy |
| Leaf | DataFrame.DecisionTree |
| LEFT | DataFrame.Operations.Join, DataFrame |
| left | DataFrame.Display.Terminal.PrettyPrint |
| leftExpandColumn | DataFrame.Internal.Column |
| leftJoin | |
| 1 (Function) | DataFrame.Operations.Join, DataFrame |
| 2 (Function) | DataFrame.Typed.Join, DataFrame.Typed |
| LeftJoinSchema | DataFrame.Typed.Schema, DataFrame.Typed |
| leftOver | DataFrame.Lazy.IO.CSV |
| leq | DataFrame.Functions |
| levelsForPath | DataFrame.IO.Parquet.Levels |
| lift | |
| 1 (Function) | DataFrame.Functions |
| 2 (Function) | DataFrame.Typed.Expr, DataFrame.Typed |
| lift2 | |
| 1 (Function) | DataFrame.Functions |
| 2 (Function) | DataFrame.Typed.Expr, DataFrame.Typed |
| lift2Decorated | DataFrame.Functions |
| liftDecorated | DataFrame.Functions |
| Limit | DataFrame.Lazy.Internal.LogicalPlan |
| limit | DataFrame.Lazy.Internal.DataFrame, DataFrame.Lazy |
| Line | |
| 1 (Data Constructor) | DataFrame.Display.Web.Plot |
| 2 (Data Constructor) | DataFrame.Display.Terminal.Plot, DataFrame |
| lineEnd | DataFrame.Internal.Parsing |
| LIST | DataFrame.IO.Parquet.Thrift |
| LIST_TYPE | DataFrame.IO.Parquet.Types |
| Lit | DataFrame.Internal.Expression |
| lit | |
| 1 (Function) | DataFrame.Operators, DataFrame.Functions, DataFrame |
| 2 (Function) | DataFrame.Typed.Expr, DataFrame.Typed |
| littleEndianInt32 | DataFrame.IO.Parquet.Binary |
| littleEndianWord32 | DataFrame.IO.Parquet.Binary |
| littleEndianWord64 | DataFrame.IO.Parquet.Binary |
| LogicalPlan | DataFrame.Lazy.Internal.LogicalPlan |
| LogicalType | DataFrame.IO.Parquet.Types |
| logicalType | DataFrame.IO.Parquet.Thrift |
| LOGICAL_TYPE_UNKNOWN | DataFrame.IO.Parquet.Types |
| Lookup | DataFrame.Typed.Schema, DataFrame.Typed |
| LossFunction | DataFrame.Synthesis |
| lossFunction | DataFrame.Synthesis |
| lt | DataFrame.Functions |
| LZ4 | |
| 1 (Data Constructor) | DataFrame.IO.Parquet.Compression |
| 2 (Data Constructor) | DataFrame.IO.Parquet.Types |
| LZ4_RAW | |
| 1 (Data Constructor) | DataFrame.IO.Parquet.Compression |
| 2 (Data Constructor) | DataFrame.IO.Parquet.Types |
| LZO | |
| 1 (Data Constructor) | DataFrame.IO.Parquet.Compression |
| 2 (Data Constructor) | DataFrame.IO.Parquet.Types |