Not sure I understand the question. What was the command that failed? Cheers
----------------- Aaron Morton Cassandra Consultant New Zealand @aaronmorton http://www.thelastpickle.com On 16/07/2013, at 11:03 PM, Miguel Angel Martin junquera <mianmarjun.mailingl...@gmail.com> wrote: > hi all > > I trying to load data from cassandra with slice params option but ther are > no much info about how to use i. I found only a quick reference in > readme.txt in cassandra project .../examples/pig > > ... > Slices on columns can also be specified: > grunt> rows = LOAD > 'cassandra://MyKeyspace/MyColumnFamily?slice_start=C2&slice_end=C4&limit=1&reversed=true' > USING CassandraStorage(); > Binary values for slice_start and slice_end can be escaped such as '\u0255' > ... > > > I want to filter the initial load data by day o range dates and I only found > this info about cassandra and pig > > • http://rubyscale.com/blog/2011/03/06/basic-time-series-with-cassandra/ > • http://www.datastax.com/dev/blog/advanced-time-series-with-cassandra > > > I,m going to try to do a test with dummy data with Composite column Family > like anuniqueIDGenerate:timestamp for example or > anuniqueIDGenerate:stringdate where date is a string with dornat YYY-MM-dd > for example > > Another option is use Supercolumn family by day for example ad try to use > slice with this feature > > > Or another option is create a custom load cassandra but perhaps It´s more > complex and I could this features. > > I will appreciate any help or example how I must define cassandra data and > Pig example load with slice. > > Thanks in advance and king regards > > >
