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From "Namit Jain (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HIVE-400) bug in multi-join
Date Thu, 09 Apr 2009 00:42:12 GMT

     [ https://issues.apache.org/jira/browse/HIVE-400?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Namit Jain updated HIVE-400:
----------------------------

    Status: Patch Available  (was: Open)

> bug in multi-join 
> ------------------
>
>                 Key: HIVE-400
>                 URL: https://issues.apache.org/jira/browse/HIVE-400
>             Project: Hadoop Hive
>          Issue Type: Bug
>          Components: Query Processor
>            Reporter: Namit Jain
>            Assignee: Namit Jain
>         Attachments: hive.400.1.patch
>
>
> explain
> SELECT src5.src1_value
> FROM
>   (SELECT src3.*,
>           src4.value as src4_value,
>           src4.key as src4_key
>   FROM src src4
>   JOIN
>     (SELECT src2.*,
>             src1.key as src1_key,
>             src1.value as src1_value
>     FROM src src1
>     JOIN src src2
>     ON src1.key = src2.key) src3
>   ON src3.src1_key = src4.key) src5;
> The above query fails: 
> 2009-04-08 15:50:30,087 ERROR ql.Driver (SessionState.java:printError(279)) - FAILED:
Error in semantic analysis: line 2:12 Invalid Column Reference src1_value
> org.apache.hadoop.hive.ql.parse.SemanticException: line 2:12 Invalid Column Reference
src1_value
> 	at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genExprNodeDesc(SemanticAnalyzer.java:3616)
> 	at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genSelectPlan(SemanticAnalyzer.java:1228)
> 	at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genBodyPlan(SemanticAnalyzer.java:2963)
> 	at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.genPlan(SemanticAnalyzer.java:3334)
> 	at org.apache.hadoop.hive.ql.parse.SemanticAnalyzer.analyzeInternal(SemanticAnalyzer.java:3533)
> 	at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:80)
> 	at org.apache.hadoop.hive.ql.parse.ExplainSemanticAnalyzer.analyzeInternal(ExplainSemanticAnalyzer.java:43)
> 	at org.apache.hadoop.hive.ql.parse.BaseSemanticAnalyzer.analyze(BaseSemanticAnalyzer.java:80)
> 	at org.apache.hadoop.hive.ql.Driver.run(Driver.java:199)
> 	at org.apache.hadoop.hive.cli.CliDriver.processCmd(CliDriver.java:174)
> 	at org.apache.hadoop.hive.cli.CliDriver.processLine(CliDriver.java:207)
> 	at org.apache.hadoop.hive.ql.QTestUtil.executeClient(QTestUtil.java:410)

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