On Aug 28, 2008, at 4:18 PM, Jean-Vincent Drean wrote:

> On Thu, Aug 28, 2008 at 4:08 PM, Bruno Neves <[EMAIL PROTECTED]> wrote:
>> Greetings
>>
>> My objective is to list every document with some tag (e.g.  
>> "MainTag"), and next, select all tags of these
>> documents without repeating any of them  (including "MainTag").
>>
>> I tried to merge the next two queries but without sucess.
>>
>> This query selects every document that have the tag "KB-4D":
>>
>> #set($sql = ", BaseObject as obj, DBStringListProperty as prop  
>> where obj.name=doc.fullName and
>> obj.className='XWiki.TagClass' and obj.id=prop.id.id and  
>> prop.id.name='tags' and 'KB-4D' in
>> elements(prop.list) order by doc.name asc")
>> #set ($list = $xwiki.searchDocuments($sql))
>>
>>
>> This query selects every tags present in the documents listed by  
>> the previous query:
>>
>> #set($sql = "select distinct elements(prop.list) from BaseObject as  
>> obj, DBStringListProperty as prop where
>> obj.className='XWiki.TagClass' and obj.id=prop.id.id and  
>> prop.id.name='tags' and obj.name='$item'")
>> #set ($tags = $xwiki.search($sql))
>>
>> Can anyone help me with this?
>
> This should do the trick (require programming rights) :
>
> #set($sql = "select distinct elements(prop.list) from XWikiDocument as
> doc, BaseObject as obj, DBStringListProperty as prop where
> obj.name=doc.fullName and obj.className='XWiki.TagClass' and
> obj.id=prop.id.id and prop.id.name='tags' and 'KB-4D' in
> elements(prop.list) order by doc.name asc")
> #set ($list = $xwiki.search($sql))

Another code snippet for code.xwiki.org :)

>> PS: How can I put snippet code on code.xwiki.org? I need to login  
>> but I am not registered.
>>
>
> You can register from http://www.xwiki.org

Thanks
-Vincent


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