Re: Can TableSnapshotInputFormat support multiple snapshots as the MR input?

2015-05-22 Thread Shi, Shaofeng
(MapString, CollectionScan snapshotScans, Class? extends TableMapper mapper, Class? outputKeyClass, Class? outputValueClass, Job job, boolean addDependencyJars, Path tmpRestoreDir) throws IOException { Hope this helps! Andrew On 5/22/15 2:35 AM, Shi, Shaofeng wrote: Hello, We have

Can TableSnapshotInputFormat support multiple snapshots as the MR input?

2015-05-22 Thread Shi, Shaofeng
Hello, We have a scenario which need merge multiple Hbase tables into one table periodically; To gain better performance and minimal the impact to HBase server, we are evaluating the method of using TableSnapshotInputFormat (http://www.slideshare.net/enissoz/mapreduce-over-snapshots); But from