标题: ORA-22307: operation must be on a user-defined [打印本页] 作者: admin 时间: 2016-8-31 17:11 标题: ORA-22307: operation must be on a user-defined ORA-22307: operationmust be on a user-defined type Cause: attempt to perform an operation that is allowed onlyon a user-defined
type, and the type is not a user-defined type. Action: Checkto make sure that only user-defined types are being operated on.