mikewalch commented on a change in pull request #48: Added conditional writer to tour URL: https://github.com/apache/accumulo-website/pull/48#discussion_r155803132
########## File path: tour/conditional-writer.md ########## @@ -1,3 +1,119 @@ --- title: Conditional Writer --- + +When read-modify-write operations run concurrently, its possible changes made +by some operations will be overwritten by others. The following sequence of +events shows an example of this. + + 1. Thread 0 sets the key `id0001:location:home` to `1007 Mountain Dr, Gotham, New York` Review comment: I think it would be easier to understand this example if the original address was `1007 Mountain Drive, Gotham, New York` and the threads are standardizing the address. * Thread 1 replaces `Drive` with `Dr` * Thread 2 replaces `New York` with `NY` ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services
