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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (TAJO-342) Implement strpos(string, substring) function
Date Mon, 02 Dec 2013 07:21:36 GMT

    [ https://issues.apache.org/jira/browse/TAJO-342?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13836319#comment-13836319
] 

Hudson commented on TAJO-342:
-----------------------------

SUCCESS: Integrated in Tajo-trunk-postcommit #580 (See [https://builds.apache.org/job/Tajo-trunk-postcommit/580/])
TAJO-342: Implement strpos(string, substring) function. (hyoungjunkim via hyunsik) (hyunsik:
https://git-wip-us.apache.org/repos/asf?p=incubator-tajo.git&a=commit&h=e29b062d69315d24d75d121b53987e24e0451071)
* tajo-core/tajo-core-backend/src/main/java/org/apache/tajo/engine/function/string/StrPosb.java
* tajo-core/tajo-core-backend/src/main/java/org/apache/tajo/master/TajoMaster.java
* CHANGES.txt
* tajo-core/tajo-core-backend/src/test/java/org/apache/tajo/engine/function/TestStringOperatorsAndFunctions.java
* tajo-core/tajo-core-backend/src/main/java/org/apache/tajo/engine/function/string/StrPos.java


> Implement strpos(string, substring) function
> --------------------------------------------
>
>                 Key: TAJO-342
>                 URL: https://issues.apache.org/jira/browse/TAJO-342
>             Project: Tajo
>          Issue Type: New Feature
>          Components: operator/function/udf
>            Reporter: Hyunsik Choi
>            Assignee: hyoungjunkim
>            Priority: Minor
>             Fix For: 0.8-incubating
>
>         Attachments: TAJO-342.patch, TAJO-342_2.patch
>
>
> h3. Function Definition
> {code}
> int strpos(string text, substring text)
> {code}
> h3. Description
> This function finds the location of specified substring.
>  * If *string* or *substring* is null, the result should be null.
>  * If *substring* is '', the result should be 1.
>  * If there is no matched *substring*, the result should be 0.
>  * The result is one-based index.
> h3. Example.
> {code}
> hyunsik=> select strpos('tajo','jo');
>  strpos 
> --------
>       3
> (1 row)
> {code}



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