Method columns

src/repr/src/relation.rs:346–348

Returns all the [`SqlColumnType`]s, in order, for this relation.

(&self)

    /// Returns all the [`SqlColumnType`]s, in order, for this relation.
    pub fn columns(&self) -> &[SqlColumnType] {
        &self.column_types
    }

    /// Adopts the nullability and keys from another `SqlRelationType`.
    ///