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pig union with avro
hello,

I am doing this

DEFINE AVRO_LOAD org.apache.pig.piggybank.strorage.avro.AvroStorage();

A = load '/user/abhi/a.txt' using AVRO_LOAD;

B = load '/user/abhi/b.txt' using AVRO_LOAD;

C = UNION A , B;

here script is failing with the following error

ERROR org.apache.pig.tools.grunt.Grunt - ERROR