Just to add to whatever Anoop sir has said, the row corresponding to the endkey is not included in the result set by default.
Warm Regards, Tariq https://mtariq.jux.com/ cloudfront.blogspot.com On Mon, Feb 4, 2013 at 12:38 PM, Anoop Sam John <[email protected]> wrote: > When you do a scan with out specifying any start/end keys, it is full > table scan. The scan from client side will go through all the regions one > after the other. > But when you know the rowkey range that you want to scan you can specify > that using start/end keys. This time client will evaluate which all regions > it need to contact for scaning the data (Based on the start/end keys of > regions as stored in META table) and only those regions will get contacted > and scanned. > > Also remember that the start key need not be a full rowkey which exactly > map to a rowkey within a table. This can be a prefix part of the actual > rowkey also. > > -Anoop- > ________________________________________ > From: [email protected] [[email protected]] > Sent: Monday, February 04, 2013 10:11 AM > To: [email protected] > Subject: Start key and End key in HBase > > Hi all, > Can anyone let me know what is the use of Start key and End key in > HBase. > > > Regards > Raviprasad. T > Mobile :- 91- 9894769541 > > > This e-Mail may contain proprietary and confidential information and is > sent for the intended recipient(s) only. If by an addressing or > transmission error this mail has been misdirected to you, you are requested > to delete this mail immediately. You are also hereby notified that any use, > any form of reproduction, dissemination, copying, disclosure, modification, > distribution and/or publication of this e-mail message, contents or its > attachment other than by its intended recipient/s is strictly prohibited. > > Visit us at http://www.polarisFT.com >
