You will want to ask the pig user mailing list this question. org.apache.pig.piggybank.storage.avro.AvroStorage is maintained by the Pig project and you will get more help from there.
On 9/21/11 4:34 AM, "Alex Holmes" <[email protected]> wrote: >Hi all, > >I have a simple schema > >{"name": "Record", "type": "record", > "fields": [ > {"name": "name", "type": "string"}, > {"name": "id", "type": "int"} > ] >} > >which I use to write 2 records to an Avro file, and my reader code >(which reads the file and dumps the records) verifies that there are 2 >records in the file: > >Record@1e9e5c73[name=r1,id=1] >Record@ed42d08[name=r2,id=2] > >When using this file with pig and AvroStorage, pig seems to think >there are 4 records: > >grunt> REGISTER /app/hadoop/lib/avro-1.5.4.jar; >grunt> REGISTER /app/pig-0.9.0/contrib/piggybank/java/piggybank.jar; >grunt> REGISTER /app/pig-0.9.0/build/ivy/lib/Pig/json-simple-1.1.jar; >grunt> REGISTER >/app/pig-0.9.0/build/ivy/lib/Pig/jackson-core-asl-1.6.0.jar; >grunt> REGISTER >/app/pig-0.9.0/build/ivy/lib/Pig/jackson-mapper-asl-1.6.0.jar; >grunt> raw = LOAD 'test.v1.avro' USING >org.apache.pig.piggybank.storage.avro.AvroStorage; >grunt> dump raw; >.. >Input(s): >Successfully read 4 records (825 bytes) from: >"hdfs://localhost:9000/user/aholmes/test.v1.avro" > >Output(s): >Successfully stored 4 records (46 bytes) in: >"hdfs://localhost:9000/tmp/temp2039109003/tmp1924774585" > >Counters: >Total records written : 4 >Total bytes written : 46 >.. >(r1,1) >(r2,2) >(r1,1) >(r2,2) > >I'm sure I'm doing something wrong (again)! > >Many thanks, >Alex
