Anyone any idea?
Thanks!
Danny
On Monday, January 5, 2015 at 2:18:02 PM UTC+1, Danny Stommen wrote:
>
> Hi all,
>
> I have a parent object with child object.
>
> In my parent mapping I have the following:
> HasMany(x =>
> x.Childs).Table("child_table").KeyColumn("ParentId").Cascade.AllDeleteOrphan().Inverse().BatchSize(100);
>
> NH does correctly insert/delete the child records upon update of the
> parent, but to achieve this, it does
> 1) select on the child_table
> 2) insert new child records (if any)
> 3) delete child records one by one (if any).
>
> Especially this last part is concerning, if you have large child
> collections.
>
> What I want to do is:
> 1) delete all records from child_table by parent id.
> 2) insert all new records.
>
> Is this possible?
>
> Thanks,
> Danny
>
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