Method is_dense

arrow-array/src/array/union_array.rs:323–328

Returns whether the `UnionArray` is dense (or sparse if `false`).

(&self)

    /// Returns whether the `UnionArray` is dense (or sparse if `false`).
    pub fn is_dense(&self) -> bool {
        match self.data_type() {
            DataType::Union(_, mode) => mode == &UnionMode::Dense,
            _ => unreachable!("Union array's data type is not a union!"),
        }
    }

    /// Returns a zero-copy slice of this array with the indicated offset and length.
    pub fn slice(&self, offset: usize, length: usize) -> Self {