HI You can use prefixfilter class while scan
On Thu, Nov 19, 2015 at 10:25 AM, dheeraj kavalur < [email protected]> wrote: > Hi, > > Can someone help how to query on partial rowkey. > > *Table Name :* URLdata > > > *Column Family:* BaseID > > > *Columns:*1. userId > > 2. userIdType > > 3. username > > 4. country > > *RowKey Design :* > > userId | useridType|country (Pipe separated > columns concatenated) > > > *Requirement*: : > > ยท Count Distinct > (userId| useridType) combination from the table. > Have to do partial scan (read ) on the > composite rowkey. > > The count has to been done on Map-side only by > reading partial key and actual userid from column in hbase and count the > distinct. > --
