Nope, it is just serializing with the Java primitive methods, and this serializes an 8-byte double in 8 bytes as represented in memory.
No, the compression could not be lossy, or else it would quickly break things! On Thu, Jul 14, 2011 at 3:40 PM, Dhruv Kumar <[email protected]> wrote: > > Interesting, are there factors specific to Hadoop (not just subtleties of > Java or the OS) which can affect accuracy and I should be concerned about? > > Also, Sequence File stores compressed key value pairs does it not? Is that > compression lossy? > >
