ORA-54668: a 2D SRID cannot be used with a 3D geometry
Cause: A 2D SRID was used with a 3D geometry.
Action: Replace the 2D SRID with an appropriate 3D SRID.
ORA-54668: a 2D SRID cannot be used with a 3D geometry错误意味着当前正在尝试使用没有用于3维几何形状的2维空间参考系统（SRID）时发生了一个问题。