/// Returns the number of null rows in this column
Returns the number of null rows in this column
Returns the number of null rows in this column
pub fn null_count(&self) -> Option<u64> {
        match self {
            Self::I64(s) => s.null_count,
            Self::U64(s) => s.null_count,
            Self::F64(s) => s.null_count,
            Self::Bool(s) => s.null_count,
            Self::String(s) => s.null_count,
        }
    }
pub fn null_count ( & self ) -> Option < u64 > { match self { Self :: I64 ( s ) => s . null_count , Self :: U64 ( s ) => s . null_count , Self :: F64 ( s ) => s . null_count , Self :: Bool ( s ) => s . null_count , Self :: String ( s ) => s . null_count , } }
Returns the number of null rows in this column
Returns the number of null rows in this column
&self