Re: How to perform hot Kudu table swap after upgrade to Impala 2.12?

2018-07-27 Thread Tim Armstrong
Hi, Sorry you ran into this - we don't deliberately want to break workflows but it can be tricky if we accidentally expose implementation details. There was a previous CVE that resulted from creative use of this functionality

Re: How to perform hot Kudu table swap after upgrade to Impala 2.12?

2018-07-27 Thread Boris Tyukin
thanks so much, Tim. I do feel much better now that you've explained the reasons behind. Using another client makes sense - will check that out. I did see a bunch of methods in Kudu API but was hoping to use Impala all the way. It would be really cool if this Jira will get traction as this is a

Re: How to perform hot Kudu table swap after upgrade to Impala 2.12?

2018-07-27 Thread Boris Tyukin
oh nowhy?? just why?? we are about to upgrade to 2.12... Todd, can this "improvement" get rolled back? This a breaking change and does not contribute to making anything better. And now the only good way to swap Kudu tables is gone. I am really frustrated. IMPALA-5654

Re:Rolling restart of Impala cluster, API for setting coordinator and executor roles

2018-07-27 Thread Quanlong Huang
Hi Baptiste, There's an on-going work that enhances the impalad to be able to shut down gracefully: https://gerrit.cloudera.org/c/10744/ Thanks to Tim's efforts on this and hope it can be merged soon (so the patch can be more easier to merge into the 2.x branch). We've faced the similar