Method attribute_num

tiledb/sm/cpp_api/array_schema.h:540–546

Returns the number of attributes in the schema. **/

  /** Returns the number of attributes in the schema. **/
  unsigned attribute_num() const override {
    auto& ctx = ctx_.get();
    unsigned num;
    ctx.handle_error(tiledb_array_schema_get_attribute_num(
        ctx.ptr().get(), schema_.get(), &num));
    return num;
  }

  /**
   * Get a copy of an Attribute in the schema by index.