[teiid-issues] [JBoss JIRA] (TEIID-4297) Add UDF functions based on OSDQ for POC

[Ramesh Reddy (JIRA)]

    [ https://issues.jboss.org/browse/TEIID-4297?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13259292#comment-13259292 ] 

Ramesh Reddy commented on TEIID-4297:
-------------------------------------

Thanks [~arunwizz]. 

[~kylin] No, we can not copy this part of the POC we are trying out. The current functions are no so important, it is showing how we can integrate together we are set out show. 

> Add UDF functions based on OSDQ for POC
> ---------------------------------------
>
>                 Key: TEIID-4297
>                 URL: https://issues.jboss.org/browse/TEIID-4297
>             Project: Teiid
>          Issue Type: Enhancement
>          Components: Query Engine
>            Reporter: Ramesh Reddy
>            Assignee: JieRen JieRen
>             Fix For: 9.1
>
>
> Please add following UDF functions to Teiid library based on maven module
>  http://search.maven.org/#search%7Cga%7C1%7Carrahtec
> The UDF functions needs to from this class below
> {code}
> public class Maskutil {
>     /**
>      * @param a
>      *  The string that need to randomize
>      *   vivek singh' will become 'ihg vkeivh'
>      */
>     public static String toRandomValue(String a) {
>         return ShuffleRTM.shuffleString(a);
>     }
>     /**
>      * @param a
>      * This function will retrun MD5 hashcode of the string
>      * @return String
>      */
>     public static String toHashValue(String a) {
>         if (a == null)
>             return "d41d8cd98f00b204e9800998ecf8427e"; // null MD5 value
>         return ResultsetToRTM.getMD5(a).toString();
>     }
>     /**
>      * @param a
>      * This function will return digit characters of the string
>      * @return
>      * 
>      */
>     public static String toDigitValue(String a) {
>         return StringCaseFormatUtil.digitString(a);
>     }
> }
> {code}
> for example Teiid should have UDF functions like
> {code}
> string random(string)
> string hash(string)
> string digit(string)
> {code}



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