On Tue, Mar 20, 2012 at 5:35 PM, Ioan Eugen Stan <stan.ieu...@gmail.com>wrote:
> Pe 20.03.2012 18:18, Manish Bhoge a scris: > >> Kim, >> Interesting to know how to handle segment in sequence. Just want to >> understand the application of deleting the segment rather than the file >> itself in a sequence. >> Sorry for not providing solution here. But I would like to understand the >> application at first place. >> Thank you, >> Manish. >> Sent from my BlackBerry, pls excuse typo >> > Hi, just imagine one wants to save conversations, log-entries, blog-entries,emails... to files, one would also want to delete/change one entry in the middle. for some reason i want to avoid a database. each text-segment to a seperate file isnt a good idea, right ? thanx kim > >> -----Original Message----- >> From: kim young ill<khi...@googlemail.com> >> Date: Tue, 20 Mar 2012 16:30:17 >> To:<hdfs-user@hadoop.apache.**org <hdfs-user@hadoop.apache.org>> >> Reply-To: hdfs-user@hadoop.apache.org >> Subject: delete in sequence file >> >> hi hadoop gurus, >> i plan to use hadoop to store files, for small files, sequencefile would >> be >> ideal, i can append to it, but i dont find any api to delete a "segment" >> of >> the file, only the whole file. is it supported at all or what would be a >> better approach ? >> >> thanx >> >> >> > Hi, > > Create a copy without the key:value pairs that you deleted. Fro what I > know, this is the only way. > > Cheers, > > -- > Ioan Eugen Stan > http://ieugen.blogspot.com >
