aliasing flatten requires parenthesis around alias
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Key: PIG-433
URL: https://issues.apache.org/jira/browse/PIG-433
Project: Pig
Issue Type: Bug
Affects Versions: types_branch
Reporter: Olga Natkovich
Assignee: Santhosh Srinivasan
Fix For: types_branch
Script:
a = load 'data' as (name, age, gpa);
b = foreach a generate flatten(name) as foo;
Error:
08/09/16 09:21:19 ERROR grunt.GruntParser: java.io.IOException: Encountered
"foo" at line 1, column 41.
Was expecting:
"(" ...
at org.apache.pig.PigServer.parseQuery(PigServer.java:293)
at org.apache.pig.PigServer.registerQuery(PigServer.java:258)
at
org.apache.pig.tools.grunt.GruntParser.processPig(GruntParser.java:432)
at
org.apache.pig.tools.pigscript.parser.PigScriptParser.parse(PigScriptParser.java:242)
at
org.apache.pig.tools.grunt.GruntParser.parseContOnError(GruntParser.java:93)
at org.apache.pig.tools.grunt.Grunt.run(Grunt.java:58)
at org.apache.pig.Main.main(Main.java:282)
Caused by: org.apache.pig.impl.logicalLayer.parser.ParseException: Encountered
"foo" at line 1, column 41.
Was expecting:
"(" ...
at
org.apache.pig.impl.logicalLayer.parser.QueryParser.generateParseException(QueryParser.java:7656)
at
org.apache.pig.impl.logicalLayer.parser.QueryParser.jj_consume_token(QueryParser.java:7533)
at
org.apache.pig.impl.logicalLayer.parser.QueryParser.FlattenedGenerateItem(QueryParser.java:3522)
at
org.apache.pig.impl.logicalLayer.parser.QueryParser.FlattenedGenerateItemList(QueryParser.java:3456)
at
org.apache.pig.impl.logicalLayer.parser.QueryParser.GenerateStatement(QueryParser.java:3413)
at
org.apache.pig.impl.logicalLayer.parser.QueryParser.NestedBlock(QueryParser.java:2899)
at
org.apache.pig.impl.logicalLayer.parser.QueryParser.ForEachClause(QueryParser.java:2302)
at
org.apache.pig.impl.logicalLayer.parser.QueryParser.BaseExpr(QueryParser.java:953)
at
org.apache.pig.impl.logicalLayer.parser.QueryParser.Expr(QueryParser.java:728)
at
org.apache.pig.impl.logicalLayer.parser.QueryParser.Parse(QueryParser.java:529)
at
org.apache.pig.impl.logicalLayer.LogicalPlanBuilder.parse(LogicalPlanBuilder.java:60)
at org.apache.pig.PigServer.parseQuery(PigServer.java:290)
... 6 more
This a regression!
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