comment utiliser IN cluse dans Linq

Question

J'ai une requête Sql comme suit, s'il vous plaît aidez-moi comment écrire la requête exacte dans Linq. grâce

select count(ExpiredProjectID) from AssignedExpiredProjects where ExpiredProjectID IN (select id from ExpiredProjectsTracking) 

Answer 1

Essayez ce code ......

var projIDs= (from ept in _context.ExpiredProjectsTracking 
       select ept.id).ToList(); 

int resultCount= (from apt in _context.AssignedExpiredProjects 
        where projIDs.Contains(apt.ExpiredProjectID) 
        select apt.ExpiredProjectID).Count(); 

Answer 2

var searchList = context.ExpiredProjectsTracking.ToList(); 

var sum = context.AssignedExpiredProjects.Count(x => searchList.Contains(x.Id))