Thanks for the solution.
But I don't want to write the sql query in the java code.

Is there any way to achieve this?

-- why don't we provide a way to restrict the columns while fetching the data?
Ex: object having set of columns from which want fetch the data for only few 
columns...using the object entity.

Thanks,
Sampath Uppula


-----Original Message-----
From: Felipe Martín Santos [mailto:[email protected]] 
Sent: Tuesday, October 30, 2012 4:40 PM
To: [email protected]
Subject: Re: Problem - fetching the Distinct rows based on a Property

// Extract is the obj-entity you have for the T_QC_EXTRACT db-entity
SQLTemplate query = new SQLTemplate(Extract.class, "SELECT DISTINCT
STORY_ID FROM T_QC_EXTRACT WHERE EXECUTION_STATUS IN ('PASSED','BLOCKED')");

SQLResult resultDescriptor = new SQLResult();
resultDescriptor.addColumnResult("STORY_ID");
query.setResult(resultDescriptor);

List<DataObject> dataObjects = context.performQuery(query);


Is this what you need??

You can see more here:
http://cayenne.apache.org/doc/sqltemplate-result-mapping.html


2012/10/30 Sampath Uppula <[email protected]>

> Hi,
>
> I have  a table T_QC_EXTRACT with many columns, few of them are STORY_ID,
> EXECUTION_STATUS.
> I want to fetch the distinct STORY_ID based on EXECUTION_STATUS IN
> ('PASSED','BLOCKED');
>
> SELECT DISTINCT STORY_ID FROM T_QC_EXTRACT WHERE EXECUTION_STATUS IN
> ('PASSED','BLOCKED');
>
> Please suggest a way to achieve this using Cayenne.
>
> Thanks,
> Sampath Uppula
>
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