Sudhir Ranjan created AVRO-1429: ----------------------------------- Summary: Exception on storing Null value through AvroStorage using PIG Key: AVRO-1429 URL: https://issues.apache.org/jira/browse/AVRO-1429 Project: Avro Issue Type: Task Environment: Hadoop 0.20.2-cdh3u5 Apache Pig version 0.8.1-cdh3u5 java version "1.6.0_27" Reporter: Sudhir Ranjan
Getting exception on storing null valued record/tupple as avro. Please suggest if I am wrong some where as per the bellow codebase or else please provide the patch. ******My code base. REGISTER /home/hadoop/work/sudhir/AvroAnalysis/Avrojars/snappy-java-1.0.4.1.jar REGISTER /home/hadoop/work/sudhir/AvroAnalysis/Avrojars/avro-1.7.5.jar REGISTER /home/hadoop/work/sudhir/AvroAnalysis/Avrojars/json-simple-1.1.jar; REGISTER /home/hadoop/work/sudhir/AvroAnalysis/Avrojars/piggybank.jar; REGISTER /home/hadoop/work/sudhir/AvroAnalysis/Avrojars/jackson-core-asl-1.5.5.jar; REGISTER /home/hadoop/work/sudhir/AvroAnalysis/Avrojars/jackson-mapper-asl-1.5.5.jar; -- The input file only have 1 column (normal TEXT data i.e TSV format) and the file having a null value means nothing A = load '/home/hadoop/work/sudhir/AvroAnalysis/input/TSV_uncompressed/part*' using PigStorage('\t') as (USER_ID:long); -- The soutput to be stored in avro data format STORE A INTO '/home/hadoop/work/sudhir/AvroAnalysis/output/TSV_uncompressed/part*' USING org.apache.pig.piggybank.storage.avro.AvroStorage('schema','{"namespace":"com.sudhir.schema.users.avro","type":"record","name":"users_avro","doc":"Avro storing with schema using Pig.","fields":[{"name":"USER_ID","type":["null","long"],"default":null}]}'); *******Getting Error like: INFO org.apache.pig.backend.hadoop.executionengine.mapReduceLayer.MapReduceLauncher - 100% complete ERROR org.apache.pig.tools.pigstats.PigStats - ERROR 2997: Unable to recreate exception from backed error: org.apache.avro.file.DataFileWriter$AppendWriteException: java.lang.NullPointerException: null of long ERROR org.apache.pig.tools.pigstats.PigStatsUtil - 1 map reduce job(s) failed! -- This message was sent by Atlassian JIRA (v6.1.5#6160)