Hi~

I'm testing CDC from MySQL to another system(ex, Redis or Logging).
And I set simple CDC flow with CaptureChangeMySQL.
The thing only I config is just use "LogAttribute" and write down every
event from MySQL.

Single rows was no matter.
But.. I changed updated multi-rows with "update xx set aa = md5(rand()) ",
then I've got in big problem with this error output.

I wanted to skip this events.. but nothing I can do.
Could tell me what I misunderstand using NiFi?

I think this is the final solution if it works well. (I can do a log of
things.)
Thanks.
Chan.

==========================================
2017-11-04 03:21:50,565 ERROR [Timer-Driven Process Thread-8]
o.a.n.c.m.processors.CaptureChangeMySQL
CaptureChangeMySQL[id=82d07299-015f-1000-5dba-3ead930d9c90]
CaptureChangeMySQL[id=82d07299-015f-1000-5dba-3ead930d9c90] failed to
process session due to java.lang.ArrayIndexOutOfBoundsException: 1: {}
java.lang.ArrayIndexOutOfBoundsException: 1
        at
org.apache.nifi.cdc.mysql.event.io.UpdateRowsWriter.writeRow(UpdateRowsWriter.java:87)
        at
org.apache.nifi.cdc.mysql.event.io.UpdateRowsWriter.lambda$writeEvent$0(UpdateRowsWriter.java:57)
        at
org.apache.nifi.controller.repository.StandardProcessSession.write(StandardProcessSession.java:2570)
        at
org.apache.nifi.cdc.mysql.event.io.UpdateRowsWriter.writeEvent(UpdateRowsWriter.java:51)
        at
org.apache.nifi.cdc.mysql.processors.CaptureChangeMySQL.outputEvents(CaptureChangeMySQL.java:887)
        at
org.apache.nifi.cdc.mysql.processors.CaptureChangeMySQL.onTrigger(CaptureChangeMySQL.java:571)
        at
org.apache.nifi.controller.StandardProcessorNode.onTrigger(StandardProcessorNode.java:1119)
        at
org.apache.nifi.controller.tasks.ContinuallyRunProcessorTask.call(ContinuallyRunProcessorTask.java:147)
        at
org.apache.nifi.controller.tasks.ContinuallyRunProcessorTask.call(ContinuallyRunProcessorTask.java:47)
        at
org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:128)
        at 
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
        at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
        at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
        at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
        at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
        at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
        at java.lang.Thread.run(Thread.java:748)



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