Interface LazyGroupBy

LazyGroupBy

interface LazyGroupBy {
    agg(...aggs: pl.Expr[]): LazyDataFrame;
    head(n?: number): LazyDataFrame;
    tail(n?: number): LazyDataFrame;
}

Index

Methods

Methods

agg

agg(...aggs: pl.Expr[]): LazyDataFrame
Aggregate the groupby.
Parameters
- ...aggs: pl.Expr[]
Returns LazyDataFrame
- Defined in polars/lazy/groupby.ts:31

head

head(n?: number): LazyDataFrame
Return the first n rows of the groupby.
Parameters
- Optionaln: number
  number of rows to return
Returns LazyDataFrame
- Defined in polars/lazy/groupby.ts:36

tail

tail(n?: number): LazyDataFrame
Return the last n rows of the groupby.
Parameters
- Optionaln: number
  number of rows to return
Returns LazyDataFrame
- Defined in polars/lazy/groupby.ts:41