Hi, It looks like you may have tried to attach an image or something, but it did not come through the mailing list. Can you please try again?
This is what we see: https://lists.apache.org/thread.html/f4a1ce5291428a70ecd54d3eefff56daf2f32b7a558f575eddc3729e@%3Cdev.beam.apache.org%3E Dan On Tue, Feb 28, 2017 at 2:40 AM, 钱爽(子颢) <[email protected]> wrote: > hello, in my case, I wan't to join double stream, while my join key is a > customer-defined Class(DataWithMeta), but exected failed! Below is the > result! I don't know why > >
