Lazyframe

Command	Description
dfr agg	Performs a series of aggregations from a group-by.
dfr cache	Caches operations in a new LazyFrame
dfr collect	Collect lazy dataframe into eager dataframe.
dfr fetch	collects the lazyframe to the selected rows.
dfr fill-nan	Replaces NaN values with the given expression.
dfr fill-null	Replaces NULL values with the given expression.
dfr filter	Filter dataframe based in expression.
dfr filter-with	Filters dataframe using a mask or expression as reference.
dfr group-by	Creates a group-by object that can be used for other aggregations.
dfr into-lazy	Converts a dataframe into a lazy dataframe.
dfr join	Joins a lazy frame with other lazy frame.
dfr max	Creates a max expression Aggregates columns to their max value
dfr mean	Creates a mean expression for an aggregation Aggregates columns to their mean value
dfr median	Creates a median expression for an aggregation Aggregates columns to their median value
dfr min	Creates a min expression Aggregates columns to their min value
dfr quantile	Aggregates the columns to the selected quantile. Aggregates the columns to the selected quantile.
dfr rename	Rename a dataframe column.
dfr reverse	Reverses the LazyFrame
dfr select	Selects columns from lazyframe.
dfr shift	Shifts the values by a given period.
dfr sort-by	sorts a lazy dataframe based on expression(s).
dfr std	Creates a std expression for an aggregation Aggregates columns to their std value
dfr sum	Creates a sum expression for an aggregation Aggregates columns to their sum value
dfr unique	Returns unique values from a dataframe.
dfr var	Create a var expression for an aggregation Aggregates columns to their var value
dfr with-column	Adds a series to the dataframe.