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From "Araceli Henley (JIRA)" <j...@apache.org>
Subject [jira] Created: (PIG-675) Improve backend error messages
Date Thu, 12 Feb 2009 21:57:02 GMT
Improve backend error messages
------------------------------

                 Key: PIG-675
                 URL: https://issues.apache.org/jira/browse/PIG-675
             Project: Pig
          Issue Type: Bug
         Environment:  i686 i386 GNU/Linux
java version "1.6.0_02"
Java(TM) SE Runtime Environment (build 1.6.0_02-b05)
Java HotSpot(TM) Client VM (build 1.6.0_02-b05, mixed mode, sharing)

            Reporter: Araceli Henley
            Priority: Minor


#########################################################################
LOAD AND STORE TEST
#########################################################################
    DESCRIPTION ERROR: empty parameter for file  in Load Statement
    TEST:  109,

    PIG SCRIPT:  q\A = load '' using PigStorage(); STORE A INTO ':OUTPATH:' USING PigStorage();\,

    CURRENT ERROR MESSAGE: "ERROR 2118: Unable to create input slice",
     RECOMMENDED ERROR MESSAGE: -  It should indicate that this is an invalid input file for
a load statement

#########################################################################
AGGREGATE FUNC TESTS
#########################################################################

    DESCRIPTION ERROR - MAX with missing argument
    TEST:  138,

    PIG SCRIPT:  q\ A =LOAD ':INPATH:/types/DataAll' USING PigStorage() AS ( Fint:int, Flong:long,
Fdouble:double, Ffloat:float, Fchar:chararray, Fchararray:chararray, Fbytearray:bytearray,
Fmap:map[], Fbag:BAG{ t:tuple( name, age, avg ) }, Ftuple:( name:chararray, age:int, avg:float)
);B =GROUP A ALL; X =FOREACH B GENERATE  MAX(); STORE X INTO ':OUTPATH:' USING PigStorage();\,

   CURRENT ERROR MESSAGE: "ERROR 2064: Unsupported root type in LOForEach: LOUserFunc",
     RECOMMENDED ERROR MESSAGE: - invalid use of MAX function or invalid argument for MAX
function ...
#########################################################################

   DESCRIPTION ERROR - MIN with missing argument
   TEST:  149,

   PIG SCRIPT:  q\ A =LOAD ':INPATH:/types/DataAll' USING PigStorage() AS ( Fint:int, Flong:long,
Fdouble:double, Ffloat:float, Fchar:chararray, Fchararray:chararray, Fbytearray:bytearray,
Fmap:map[], Fbag:BAG{ t:tuple( name, age, avg ) }, Ftuple:( name:chararray, age:int, avg:float)
);B =GROUP A ALL; X =FOREACH B GENERATE  MIN(); STORE X INTO ':OUTPATH:' USING PigStorage();\,

   CURRENT ERROR MESSAGE:  "ERROR 2064: Unsupported root type in LOForEach: LOUserFunc",
    RECOMMENDED ERROR MESSAGE: - MIN arguments cannot be empty
#########################################################################

   DESCRIPTION  ERROR - SUM with missing argument
   TEST:  161,

   PIG SCRIPT:  q\ A =LOAD ':INPATH:/types/DataAll' USING PigStorage() AS ( Fint:int, Flong:long,
Fdouble:double, Ffloat:float, Fchar:chararray, Fchararray:chararray, Fbytearray:bytearray,
Fmap:map[], Fbag:BAG{ t:tuple( name, age, avg ) }, Ftuple:( name:chararray, age:int, avg:float)
);B =GROUP A ALL; X =FOREACH B GENERATE  SUM(); STORE X INTO ':OUTPATH:' USING PigStorage();\,

   CURRENT ERROR MESSAGE: "ERROR 2064: Unsupported root type in LOForEach: LOUserFunc",
#########################################################################

   DESCRIPTION ERROR - COUNT with missing argument
   TEST:  183,

   PIG SCRIPT:  q\ A =LOAD ':INPATH:/types/DataAll' USING PigStorage() AS ( Fint:int, Flong:long,
Fdouble:double, Ffloat:float, Fchar:chararray, Fchararray:chararray, Fbytearray:bytearray,
Fmap:map[], Fbag:BAG{ t:tuple( name, age, avg ) }, Ftuple:( name:chararray, age:int, avg:float)
);B =GROUP A ALL; X =FOREACH B GENERATE  COUNT(); STORE X INTO ':OUTPATH:' USING PigStorage();\,

   CURRENT ERROR MESSAGE: "ERROR 2064: Unsupported root type in LOForEach: LOUserFunc",
   RECOMMENDED ERROR MESSAGE: -  COUNT requires parenthesis.



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