The log compaction functionality uses the key to determine which records to deduplicate. You can think of it (very roughly) as deleting entries from a hash map as the value for each key is overwritten. This functionality doesn't have much of a point unless you include keys in your records.
-Ewen On Thu, Jan 26, 2017 at 5:28 AM, Samy CHBINOU <samy.chbi...@greenflops.com> wrote: > Hello, > > Is is possible to use log compaction without key? I think in that case > buffer will contain only one line of data value? Is that correct? > > thanks > >
