register $zebraJar;
--fs -rmr $outputDir


--a1 = LOAD '$inputDir/25Munsorted1' USING org.apache.hadoop.zebra.pig.TableLoader('count,seed,int2,str2,byte2');
--a2 = LOAD '$inputDir/25Munsorted2' USING org.apache.hadoop.zebra.pig.TableLoader('count,seed,int2,str2,byte2');

--sort1 = order a1 by int2,byte2;
--sort2 = order a2 by int2,byte2;

--store sort1 into '$outputDir/sortedintbyte21' using org.apache.hadoop.zebra.pig.TableStorer('[count,seed,int2,str2,byte2]');
--store sort2 into '$outputDir/sortedintbyte22' using org.apache.hadoop.zebra.pig.TableStorer('[count,seed,int2,str2,byte2]');

rec1 = load '$outputDir/sortedintbyte21' using org.apache.hadoop.zebra.pig.TableLoader();
rec2 = load '$outputDir/sortedintbyte22' using org.apache.hadoop.zebra.pig.TableLoader();

joina = LOAD '$outputDir/sortedintbyte21,$outputDir/sortedintbyte22' USING org.apache.hadoop.zebra.pig.TableLoader('count,seed,int2,str2,byte2', 'sorted');

joinaa = order joina by int2,byte2;
store joinaa into '$outputDir/union4' using org.apache.hadoop.zebra.pig.TableStorer('[count,seed,int2,str2,byte2]');