c# - How would I grab the first 10 unique items from my database -


i'm using unitofwork function items db this:

var items = unitofwork.conversationposts.query(postfilter).take(10);

however, there way first 10 unique items? tried using linq function don't know how use properly:

var items= unitofwork.conversationposts.query(postfilter).take(10).where(x =>x.id ___); 

var items = unitofwork.conversationposts               .query(postfilter)               .groupby(c => c.id)               .select(d => d.first())               .take(10);

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