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raise_exception
函数功能
UDF主动上报异常。
函数原型
raise_exception(self, exception_code: int, user_context_id: int)
参数说明
参数名 |
输入/输出 |
描述 |
|---|---|---|
exception_code |
输入 |
用户自定义的异常的错误码。 |
user_context_id |
输入 |
用户自定义的异常的上下文ID，用于标识该上报的异常，保证其他UDF获取捕捉到异常后可以根据该ID值感知到具体产生异常的数据批次。 |
返回值
无
异常处理
打印错误日志。
约束说明
如果当前dataflow graph未通过set_exception_catch接口使能异常上报，调用该接口会导致进程报错退出。
父主题： MetaRunContext类
