* [ polars.lazyframe.group_by.LazyGroupBy.agg ](polars.lazyframe.group_by.LazyGroupBy.agg.html)
      * [ polars.lazyframe.group_by.LazyGroupBy.all ](polars.lazyframe.group_by.LazyGroupBy.all.html)
      * [ polars.lazyframe.group_by.LazyGroupBy.apply ](polars.lazyframe.group_by.LazyGroupBy.apply.html)
      * [ polars.lazyframe.group_by.LazyGroupBy.count ](polars.lazyframe.group_by.LazyGroupBy.count.html)
      * [ polars.lazyframe.group_by.LazyGroupBy.first ](polars.lazyframe.group_by.LazyGroupBy.first.html)
      * [ polars.lazyframe.group_by.LazyGroupBy.head ](polars.lazyframe.group_by.LazyGroupBy.head.html)
      * [ polars.lazyframe.group_by.LazyGroupBy.last ](polars.lazyframe.group_by.LazyGroupBy.last.html)
      * [ polars.lazyframe.group_by.LazyGroupBy.len ](polars.lazyframe.group_by.LazyGroupBy.len.html)
      * [ polars.lazyframe.group_by.LazyGroupBy.map_groups ](polars.lazyframe.group_by.LazyGroupBy.map_groups.html)
      * [ polars.lazyframe.group_by.LazyGroupBy.max ](polars.lazyframe.group_by.LazyGroupBy.max.html)
      * [ polars.lazyframe.group_by.LazyGroupBy.mean ](polars.lazyframe.group_by.LazyGroupBy.mean.html)
      * [ polars.lazyframe.group_by.LazyGroupBy.median ](polars.lazyframe.group_by.LazyGroupBy.median.html)
      * [ polars.lazyframe.group_by.LazyGroupBy.min ](polars.lazyframe.group_by.LazyGroupBy.min.html)
      * [ polars.lazyframe.group_by.LazyGroupBy.n_unique ](polars.lazyframe.group_by.LazyGroupBy.n_unique.html)
      * [ polars.lazyframe.group_by.LazyGroupBy.quantile ](polars.lazyframe.group_by.LazyGroupBy.quantile.html)
      * [ polars.lazyframe.group_by.LazyGroupBy.sum ](polars.lazyframe.group_by.LazyGroupBy.sum.html)
      * [ polars.lazyframe.group_by.LazyGroupBy.tail ](polars.lazyframe.group_by.LazyGroupBy.tail.html)
    * [ Manipulation/selection ](../modify_select.html) __
      * [ polars.LazyFrame.approx_n_unique ](polars.LazyFrame.approx_n_unique.html)
      * [ polars.LazyFrame.bottom_k ](polars.LazyFrame.bottom_k.html)
      * [ polars.LazyFrame.cast ](polars.LazyFrame.cast.html)
      * [ polars.LazyFrame.clear ](polars.LazyFrame.clear.html)
      * [ polars.LazyFrame.clone ](polars.LazyFrame.clone.html)
      * [ polars.LazyFrame.drop ](polars.LazyFrame.drop.html)
      * [ polars.LazyFrame.drop_nulls ](polars.LazyFrame.drop_nulls.html)
      * [ polars.LazyFrame.explode ](polars.LazyFrame.explode.html)
      * [ polars.LazyFrame.fill_nan ](polars.LazyFrame.fill_nan.html)
      * [ polars.LazyFrame.fill_null ](polars.LazyFrame.fill_null.html)
      * [ polars.LazyFrame.filter ](polars.LazyFrame.filter.html)
      * [ polars.LazyFrame.first ](polars.LazyFrame.first.html)
      * [ polars.LazyFrame.gather_every ](polars.LazyFrame.gather_every.html)
      * [ polars.LazyFrame.group_by ](polars.LazyFrame.group_by.html)
      * [ polars.LazyFrame.group_by_dynamic ](polars.LazyFrame.group_by_dynamic.html)
      * [ polars.LazyFrame.group_by_rolling ](polars.LazyFrame.group_by_rolling.html)
      * [ polars.LazyFrame.groupby ](polars.LazyFrame.groupby.html)
      * [ polars.LazyFrame.groupby_dynamic ](polars.LazyFrame.groupby_dynamic.html)
      * [ polars.LazyFrame.groupby_rolling ](polars.LazyFrame.groupby_rolling.html)
      * [ polars.LazyFrame.head ](polars.LazyFrame.head.html)
      * [ polars.LazyFrame.inspect ](polars.LazyFrame.inspect.html)
      * [ polars.LazyFrame.interpolate ](polars.LazyFrame.interpolate.html)
      * [ polars.LazyFrame.join ](polars.LazyFrame.join.html)
      * [ polars.LazyFrame.join_asof ](polars.LazyFrame.join_asof.html)
      * polars.LazyFrame.last 
      * [ polars.LazyFrame.limit ](polars.LazyFrame.limit.html)
      * [ polars.LazyFrame.melt ](polars.LazyFrame.melt.html)
      * [ polars.LazyFrame.merge_sorted ](polars.LazyFrame.merge_sorted.html)
      * [ polars.LazyFrame.rename ](polars.LazyFrame.rename.html)
      * [ polars.LazyFrame.reverse ](polars.LazyFrame.reverse.html)
      * [ polars.LazyFrame.rolling ](polars.LazyFrame.rolling.ht