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https://issues.apache.org/jira/browse/TAJO-174?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13762046#comment-13762046
]
Hyunsik Choi commented on TAJO-174:
-----------------------------------
+1
> SQL error handler sometimes occurred NPE
> ----------------------------------------
>
> Key: TAJO-174
> URL: https://issues.apache.org/jira/browse/TAJO-174
> Project: Tajo
> Issue Type: Bug
> Components: parser
> Reporter: Jinho Kim
> Assignee: Jinho Kim
> Priority: Minor
> Fix For: 0.2-incubating
>
> Attachments: TAJO-174.patch
>
>
> {noformat}
> 2013-09-10 01:02:57,725 INFO master.GlobalEngine
> (GlobalEngine.java:executeQuery(107)) - SQL: SELECT col10, sum(col5) as
> sum_int FROM table GROUP
> BY col10 ORDER BY sum_int desc
> 2013-09-10 01:02:57,729 ERROR master.TajoMasterClientService
> (TajoMasterClientService.java:submitQuery(137)) - String index out of range:
> -4
> java.lang.StringIndexOutOfBoundsException: String index out of range: -4
> at java.lang.String.substring(String.java:1931)
> at java.lang.String.substring(String.java:1904)
> at
> org.apache.tajo.engine.query.exception.SQLParseError.getDetailedMessageWithLocation(SQLParseError.java:94)
> at
> org.apache.tajo.engine.query.exception.SQLParseError.getMessage(SQLParseError.java:49)
> at
> org.apache.tajo.engine.query.exception.SQLSyntaxError.getMessage(SQLSyntaxError.java:42)
> at java.lang.Throwable.getLocalizedMessage(Throwable.java:267)
> at java.lang.Throwable.toString(Throwable.java:343)
> at java.lang.String.valueOf(String.java:2826)
> at java.io.PrintWriter.println(PrintWriter.java:710)
> at java.lang.Throwable.printStackTrace(Throwable.java:509)
> at
> org.apache.hadoop.util.StringUtils.stringifyException(StringUtils.java:62)
> at
> org.apache.tajo.master.GlobalEngine.executeQuery(GlobalEngine.java:141)
> at
> org.apache.tajo.master.TajoMasterClientService$TajoMasterClientProtocolServiceHandler.submitQuery(TajoMasterClientService.java:135)
> at
> org.apache.tajo.ipc.TajoMasterClientProtocol$TajoMasterClientProtocolService$2.callBlockingMethod(TajoMasterClientProtocol.java:241)
> at
> org.apache.tajo.rpc.ProtoBlockingRpcServer$ServerHandler.messageReceived(ProtoBlockingRpcServer.java:91)
> {noformat}
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