-Re: removing lock ids from RegionObserver
Stack 2013-07-06, 21:51
On Sat, Jul 6, 2013 at 2:49 PM, Dave Latham <[EMAIL PROTECTED]> wrote:
> In HBASE-8877 I'm proposing to change row locks to be reentrant and thread
> based rather than tracking lock ids. Part of that change would mean
> altering the RegionObserver coprocessor. Specifically, the methods
> preBatchMutate and postBatchMutate would have the parameter
> Integer>> miniBatchOp become
> MiniBatchOperationInProgress<Mutation> miniBatchOp
> Does anyone rely on lock ids for this coprocessor or object to the change?
> Is it safe to make this incompatible change for 0.96?
+1 for 0.96. (Why would an observer want the lockid anyways?)