Prakash, Yes, I would recommend Snappy Compression.
On Wed, Apr 3, 2013 at 10:18 AM, Prakash Kadel <[email protected]> wrote: > Thanks, > is there any specific compression that is recommended of the use case i > have? > Since my values are all null will compression help? > > I am thinking of using prefix data_block_encoding.. > Sincerely, > Prakash Kadel > > > On Apr 3, 2013, at 10:55 PM, Ted Yu wrote: > >> You should use data block encoding (in 0.94.x releases only). It is helpful >> for reads. >> >> You can also enable compression. >> >> Cheers >> >> >> On Wed, Apr 3, 2013 at 6:42 AM, Prakash Kadel <[email protected]>wrote: >> >>> Hello, >>> I have a question. >>> I have a table where i store data in the column qualifiers(the values >>> itself are null). >>> I just have 1 column family. >>> The number of columns per row is variable (1~ few thousands) >>> >>> Currently i don't use compression or the data_block_encoding. >>> >>> Should i? >>> I want to have faster reads. >>> >>> Please suggest. >>> >>> >>> Sincerely, >>> Prakash Kadel > -- Kevin O'Dell Systems Engineer, Cloudera
