My load looks like this .... AS (key:chararray, value:long);
and I'm able to return data. I changed the load to .... AS (key:chararray, value:bytearray); and had results that match yours. Try changing the value to long or int type and see if that helps. -bp On Tue, Sep 6, 2011 at 9:00 AM, shazz Ng <[email protected]> wrote: > the 'funny' thing is that if I look at the other CF name (from an byte id > gives the name, reverse way) : > > grunt> tsd_metrics2 = LOAD 'hbase://tsdb-uid' using > org.apache.pig.backend.hadoop.hbase.HBaseStorage('name:metrics', > '-caster=HBaseBinaryConverter -loadKey=true') AS (key:bytearray, > metrics:bytearray); > > I've got the same issue: > (,proc.loadavg.1m) > (,proc.loadavg.5m) > (,Measurement_1) > (,Measurement_2) > (,Measurement_3) > > So there is a real issue with byte array.... > > On Tue, Sep 6, 2011 at 4:30 PM, shazz Ng <[email protected]> wrote: > > > Hello Bryce, > > > > not better... :-( > > > > grunt> tsd_metrics2 = LOAD 'hbase://tsdb-uid' using > > org.apache.pig.backend.hadoop.hbase.HBaseStorage('id:metrics', > > '-caster=HBaseBinaryConverter -loadKey=true') AS (key:bytearray, > > metrics:bytearray); > > grunt> dump tsd_metrics2; > > > > [...] > > > > (Measurement_1,) > > (Measurement_2,) > > (Measurement_3,) > > (proc.loadavg.1m,) > > (proc.loadavg.5m,) > > > > > > On Tue, Sep 6, 2011 at 4:18 PM, Bryce Poole <[email protected]> wrote: > > > >> Try adding -caster=HBaseBinaryConverter along with loadKey > >> > >> '-caster=HBaseBinaryConverter -loadKey=true' > >> > >> -bp > >> > >> On Tue, Sep 6, 2011 at 7:59 AM, shazz Ng <[email protected]> wrote: > >> > >> > Hello Norbert, > >> > > >> > Unfortunately, same result : > >> > (Measurement_1,) > >> > (Measurement_2,) > >> > (Measurement_3,) > >> > (proc.loadavg.1m,) > >> > (proc.loadavg.5m,) > >> > > >> > the row key is well extracted (Measurement_1 for example) but the > value, > >> > the > >> > id I need for timestamp data querying, the bytearray, is not :( > >> > > >> > shazz > >> > > >> > On Tue, Sep 6, 2011 at 3:37 PM, Norbert Burger < > >> [email protected] > >> > >wrote: > >> > > >> > > On Tue, Sep 6, 2011 at 7:58 AM, shazz Ng <[email protected]> > wrote: > >> > > > So from Pig when I want to retrieve only the metrics and their > value > >> (= > >> > > id > >> > > > for the data table) I do : > >> > > > tsd_metrics = LOAD 'hbase://tsdb-uid' using > >> > > > org.apache.pig.backend.hadoop.hbase.HBaseStorage('id:metrics', > >> > '-loadKey > >> > > > true') AS (metrics:bytearray); > >> > > > dump tsd_metrics; > >> > > > >> > > Shazz -- if you use the "-loadKey" option to HbaseStorage, then your > >> > > LOAD schema includes an extra column containing the row key, and you > >> > > should add equivalent to your schema column mapping (the AS clause). > >> > > Try the following: > >> > > > >> > > tsd_metrics = LOAD 'hbase://tsdb-uid' using > >> > > org.apache.pig.backend.hadoop.hbase.HBaseStorage('id:metrics', > >> > > '-loadKey true') AS (key:bytearray, metrics:bytearray); > >> > > > >> > > Norbert > >> > > > >> > > >> > > > > >
