Re: Hbase multiget vs scan with RowFilter

2015-02-05 Thread alokob
Ted thanks. Yes I am going to try both the options. -- View this message in context: http://apache-hbase.679495.n3.nabble.com/Hbase-multiget-vs-scan-with-RowFilter-tp4068066p4068136.html Sent from the HBase User mailing list archive at Nabble.com.

Re: Hbase multiget vs scan with RowFilter

2015-02-05 Thread alokob
Thanks Lars. Total number of records we are expecting is in the range of 5-10 millions , and as the records which we are willing to fetch from Hbase are result of search result so there is no notion of start or end row. So depending on you note with the scan approach I assume it will always be sl

How to turn on bloom filters

2015-02-05 Thread alokob
Hello , as per what I read about hbase I found that enabling bloom filters actually improve random read performance. My question is do we need to enable bloom filters explicitly or they are enabled by default. We are using Hbase 0.98. Any input in this regard is appreciated , thanks. -- View

Re: Hbase multiget vs scan with RowFilter

2015-02-04 Thread alokob
Thanks Ted for your reply. I was under impression that scan with RowFilter would give better performance as in case of multi-get each Get would be treated as an independent scan. Or you mean to say that in case scan it would be full table scan but in case of multi-get it would be return once we ge

Hbase multiget vs scan with RowFilter

2015-02-04 Thread alokob
Hello , I have a use case where I need to get a set of records from Hbase . Keys of the records to be fetched from Hbase is know , so I wanted to know if its a better way to use multi-get approach or scan with RowFilter will give the better performance. Number of records to be fetched at a time a