There is no FETCH or table node shown in the access path graph because it is an index-only scan.

因为其是一个唯一索引扫描，所以在访问路径图中不显示FETCH或表节点。

youdao

There is no FETCH or table node shown in the access path graph because it is an index-only scan.

因为其是一个唯一索引扫描，所以在访问路径图中不显示FETCH或表节点。

youdao