try to map a collection with 95K items is simple wrong and nothing more.
btw you can use on-delete="cascade"

On Fri, Apr 1, 2011 at 6:23 PM, Dzyann <[email protected]> wrote:

> Hi,
>
> I have a an entity Query that has a lot of items Metadata in a
> relation "one-to-many".
> When I delete the Query, I want all its childs to be delete too, so I
> set cascade to all-delete-orphan.
>
> The items get deleted, but it takes a lot of time. The query can have
> many items, lets say 95k items.
> I checked out with the SQL Profiler to see what was going on, and I
> saw that each Metadata Item is getting deleted one by one like:
>
> exec sp_executesql N'DELETE FROM MyDatabase.dbo.[QueryMetadata] WHERE
> Id = @p0',N'@p0 int',@p0=302401
>
> This takes time, and produces a bad user experience. I would like to
> hear out any recommendations.
> Maybe is better if I delete the items with a sql sentence?
>
> Thanks in advance for your help!
>
> Dzy.-
>
> --
> You received this message because you are subscribed to the Google Groups
> "nhusers" group.
> To post to this group, send email to [email protected].
> To unsubscribe from this group, send email to
> [email protected].
> For more options, visit this group at
> http://groups.google.com/group/nhusers?hl=en.
>
>


-- 
Fabio Maulo

-- 
You received this message because you are subscribed to the Google Groups 
"nhusers" group.
To post to this group, send email to [email protected].
To unsubscribe from this group, send email to 
[email protected].
For more options, visit this group at 
http://groups.google.com/group/nhusers?hl=en.

Reply via email to