2017021420170214       33.7582465
2017021420170214       56.2483718
2017021420170214556688742.7484478
2016111820161118113399842.0090662

fixed = LOAD '/home/i356668/Test/fiexdWidthTest.txt' USING org.apache.pig.piggybank.storage.FixedWidthLoader('1-8,9-16,17-28,29-','SKIP_HEADER','dos_from:chararray,dos_to:chararray,amt:bigdecimal,id:chararray');

org.apache.pig.piggybank.storage.FixedWidthLoader(UDF_WARNING_1): java.lang.IllegalArgumentException: Unknown type in input schema

(20170214,20170214,,83718)
(20170214,20170214,,84478)
(20161118,20161118,,90662)

fixed = LOAD '/home/i356668/Test/fiexdWidthTest.txt' USING org.apache.pig.piggybank.storage.FixedWidthLoader('1-8,9-16,17-28,29-','SKIP_HEADER','dos_from:chararray,dos_to:chararray,amt:double,id:chararray');

(20170214,20170214,56.24,83718)
(20170214,20170214,5.5668874274E8,84478)
(20161118,20161118,1.13399842E8,90662)