The trouble with advice is you seldom know whether it's good or bad until you no longer need it.

建议给人的苦恼是只有当你不再需要它时，你才知道它是好还是坏。

youdao

You can delete a spatial index when you no longer need it.

不再需要某个空间索引时，可以将其删除。

youdao

You can delete a spatial index when you no longer need it.

不再需要某个空间索引时，可以将其删除。

youdao