ORA-47029: Factor type string is used by one or more factors.
Cause: The specified factor type was used by existing factor(s).
Action: Remove the dependent factors and retry the operation.
ORA-47029错误代表字符串类型已被一个或多个因子使用。
2. 删除在任何其他因子中使用了类型字符串的任何相关对象；
3. 然后重新创建类型字符串。