文档解释
ORA-31456: error executing a procedure in the DBMS_CDC_UTILITY package
Cause: An internal attempt to invoke a procedure within the DBMS_CDC_UTILITY package failed.
Action: Check the trace logs for more information. Ensure that the package has been installed successfully. Try issuing a DESCRIBE command from SQL on the package. If it fails, then try reinstalling the package. If it succeeds then try invoking one of the procedures from SQL.
ORA-31456: error executing a procedure in the DBMS_CDC_UTILITY package错误是指在调用DBMS_CDC_UTILITY包的存储过程时发生的错误。
官方解释
常见案例
正常处理此ORA-31456错误的方法及步骤是:
1)首先,检查传递给DBMS_CDC_UTILITY存储过程的参数类型是否正确,如果发现有问题,请修改参数类型。
2)如果参数类型正确,则检查是否已经安装了DBMS_CDC_UTILITY包,如果还没有安装,请先进行安装。
3)最后,在确认参数类型正确,且DBMS_CDC_UTILITY包已经安装后,尝试再次调用其中的存储过程,看是否依然发生ORA-31456错误。如果出现该错误,则确认是其他原因引起的,可能需要寻求Oracle官方技术支持以解决问题。