pig if error

[#1]

hi:

can do this: i am receiving this error

(chararray) ( (COD_LINEA =='01' and ID_GRP_PD='11') OR (COD_LINEA =='01' and ID_GRP_PD='13') OR (COD_LINEA =='01' and ID_GRP_PD='21') ? 'CM' :
                ( (COD_LINEA =='01' and ID_GRP_PD='31') OR (COD_LINEA =='01' and ID_GRP_PD='32') OR (COD_LINEA =='01' and ID_GRP_PD='33') ? 'INGs' :
                ( (COD_LINEA =='01' and ID_GRP_PD='34') OR (COD_LINEA =='01' and ID_GRP_PD='35') OR (COD_LINEA =='01' and ID_GRP_PD='36') ? 'AXT' : ''))) as PROD;

2016-06-11 10:28:40,658 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR 1000: Error during parsing. Lexical error at line 79, column 9.  Encountered: "(" (40), after : ""

2016-06-11 10:28:40,658 [main] ERROR org.apache.pig.tools.grunt.Grunt - org.apache.pig.tools.pigscript.parser.TokenMgrError: Lexical error at line 79, column 9.  Encountered: "(" (40), after : ""

	at org.apache.pig.tools.pigscript.parser.PigScriptParserTokenManager.getNextToken(PigScriptParserTokenManager.java:3370)

	at org.apache.pig.tools.pigscript.parser.PigScriptParser.jj_ntk(PigScriptParser.java:1449)

	at org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:110)

	at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:230)

	at org.apache.pig.tools.grunt.GruntParser.parseStopOnError(GruntParser.java:205)

	at org.apache.pig.tools.grunt.Grunt.exec(Grunt.java:81)

	at org.apache.pig.Main.run(Main.java:631)

	at org.apache.pig.Main.main(Main.java:177)

	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)

	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)

	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)

	at java.lang.reflect.Method.invoke(Method.java:497)

	at org.apache.hadoop.util.RunJar.run(RunJar.java:221)

	at org.apache.hadoop.util.RunJar.main(RunJar.java:136)

[#2]

Hmm, what are you trying to do, I get the same parsing error

[#3 · Accepted solution]

Hi:

I fixed it like this:

B = FOREACH A GENERATE (chararray) (($3 =='01' AND $4=='11') OR ($3 =='01' AND $4=='13') OR ($3 =='01' AND $4=='21') ? 'CM' : '' )