2010/6/22 Jonathan Gray <[email protected]> > One minor correction to Andrey's thoughts... > > All updates to a given row are atomic. Two operations from two different > clients against the same row will always be done serially (updates to > multiple columns will not be interleaved, one request will go and then the > other will go... there is row-level locking). If you are doing a > read/modify/write operation, then this is different and to get atomicity > there you would need to use something like checkAndPut. >
Sorry for not clean description about what I mean. I mean, that in case of serialisation you can't update different column simulateously from different client (because you should serialize object as a whole). With different columns - you can.
