[jira] [Created] (EAGLE-333) Hive ql.Parser can't parse complex query

[Yuming Wang (JIRA)]

Yuming Wang created EAGLE-333:
---------------------------------

             Summary: Hive ql.Parser can't parse complex query
                 Key: EAGLE-333
                 URL: https://issues.apache.org/jira/browse/EAGLE-333
             Project: Eagle
          Issue Type: Bug
    Affects Versions: v0.3.0, v0.4.0
            Reporter: Yuming Wang
            Priority: Minor


For example, parse following query:
{code:sql}
 SELECT count(distinct id) FROM db.table1
{code}
will throw *NullPointerException*:
{panel}
java.lang.NullPointerException
        at 
org.apache.eagle.security.hive.ql.Parser.addToColumnSet(Parser.java:356)
        at 
org.apache.eagle.security.hive.ql.Parser.parseSelectExpr(Parser.java:285)
        at 
org.apache.eagle.security.hive.ql.Parser.parseSelectExpr(Parser.java:327)
        at 
org.apache.eagle.security.hive.ql.Parser.parseSelectClause(Parser.java:277)
        at 
org.apache.eagle.security.hive.ql.Parser.parseInsertClause(Parser.java:218)
        at 
org.apache.eagle.security.hive.ql.Parser.parseQueryClause(Parser.java:194)
        at org.apache.eagle.security.hive.ql.Parser.parseQL(Parser.java:117)
        at org.apache.eagle.security.hive.ql.Parser.run(Parser.java:81)
        at 
org.apache.eagle.security.hive.ql.TestParser._testParsingQuery(TestParser.java:44)
        at 
org.apache.eagle.security.hive.ql.TestParser.testCountDistinct(TestParser.java:245)
{panel}

The root cause is _ASTNode_ is _TOK_FUNCTIONDI_ type, so use 
_parseTokFunction()_ to parse it.



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