文档解释
ORA-26877: must reattach after an OCIXStreamOut call was interrupted
Cause: An attempt was made to execute another OCIXStreamOut API when an earlier call was interrupted because the XStream outbound server was disabled or the client requested cancellation of the operation.
Action: Execute OCIXStreamOutAttach call to reattach to the same XStream outbound server.
Oracle 错误 ORA-26877 当从 OCI 程序中断流输出时，就会遇到这个错误。
官方解释
ORA-26877：必须在调用 OCIXStreamOut 之后重新附加
常见案例
OCI 程序在运行一个流输出操作时，可能会中断流输出，导致 ORA-26877 错误。
正常处理方法及步骤
此错误的解决方法很简单，只需要重新附加即可。因此，此错误可以通过重新附加已中断的流来解决。
