pub fn _coalesce_full_join(
df: DataFrame,
keys_left: &[PlSmallStr],
keys_right: &[PlSmallStr],
suffix: Option<PlSmallStr>,
df_left: &DataFrame,
) -> DataFrame
pub fn _coalesce_full_join(
df: DataFrame,
keys_left: &[PlSmallStr],
keys_right: &[PlSmallStr],
suffix: Option<PlSmallStr>,
df_left: &DataFrame,
) -> DataFrame