ef怎么查询制定列表中的所有id
var ids = new List<int>{1,2,3,4};
var his = from h in ctx.hisotry
where h.ID in ids
select h;

where 语句怎么写啊.. 不然只能遍历ids查询了。。。 求指点。。。。
[解决办法]
var ids = new List<int>{1,2,3,4};
var his = from h in ctx.hisotry
where ids.Contains(h.ID)
select h;