pub fn has_any_non_null_value(&self) -> bool {
        match self {
            Self::F64(enc, _) => enc.has_any_non_null_value(),
        }
    }
/// Determines if the column contains a non-null value.
Determines if the column contains a non-null value.
Determines if the column contains a non - null value .
pub fn has_any_non_null_value(&self) -> bool {
        match self {
            Self::F64(enc, _) => enc.has_any_non_null_value(),
        }
    }
pub fn has_any_non_null_value ( & self ) -> bool { match self { Self :: F64 ( enc , _ ) => enc . has_any_non_null_value ( ) , } }
Determines if the column contains a non-null value.
Determines if the column contains a non - null value .
&self
&self