polars_ops::frame::join

Trait CrossJoinFilter

Source 
pub trait CrossJoinFilter: Send + Sync {
    // Required method
    fn apply(&self, df: DataFrame) -> PolarsResult<DataFrame>;
}

Required Methods§

Source

fn apply(&self, df: DataFrame) -> PolarsResult<DataFrame>

Implementors§

Source§

impl<T> CrossJoinFilter for T
where T: Fn(DataFrame) -> PolarsResult<DataFrame> + Send + Sync,