A = load '1.txt' as (a1:int, a2:int);
B = FOREACH A GENERATE a1,
-- testing ' here with single quote
This fails with
2016-02-29 20:09:05,507 [main] ERROR org.apache.pig.tools.grunt.Grunt - ERROR 1000: Error during parsing. Lexical error at line 6, column 0. Encountered: <EOF> after : ""
Semicolon in parameters for UDF results in parsing error