Like a table can contain ttl data and static data without indicating ttl. So, I want to first scan the columns which have ttl restrictions and later the static columns. The goal that I want to achieve is to reduce the data missing due to ttl expiration during the scan.
regards! Yong On Thu, Feb 7, 2013 at 6:29 PM, Ted Yu <[email protected]> wrote: > Can you give us the use case where the scanning order is significant ? > > Thanks > > On Thu, Feb 7, 2013 at 9:23 AM, yonghu <[email protected]> wrote: > >> Dear all, >> >> I wonder if it is possible to indicate the column scan order when >> scanning table. For example, if I have two column families cf1 and cf2 >> and I create a scan object. Is the table scanning order of >> scan.addFamily(cf1) and scan.addFamily(cf2) is as same as >> scan.addFamily(cf2) and scan.addFamily(cf1)? If it's the same order, >> is it possible to indicate the scanning order of table? >> >> regards! >> >> Yong >>
