文档解释
ORA-13112: cannot delete topo_geometry layer [string] from topology
Cause: It was not possible to delete the specified topo_geometry layer from the topology.
Action: Check USER_SDO_TOPO_METADATA to see if the specified topo_geometry layer is part of the topology. Only those topo_geometry layers which are part of the topology can be deleted from it.
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ORA-13112：无法从拓扑中删除拓扑几何层 [字符串]
官方解释
常见案例
正常处理方法及步骤
1. 使用SDO_TOPO_CLIENT_INFO.DESCRIBE_TOPOLOGY查看拓扑层级；
2. 将此顶层拓扑几何层设置为子层几何层；
3. 使用SDO_TOPO_CLIENT_INFO.DESCRIBE_TOPOLOGY查看此子层拓扑几何层；
4. 使用DROP_GEOMETRY_LIER存储过程从拓扑中删除此拓扑几何层。
