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Update README.md

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sunkaixuan 2019-04-29 19:34:48 +08:00 committed by GitHub
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@ -98,22 +98,13 @@ JoinType.Left,st.SchoolId==sc.Id
//top 5 //top 5
var top5 = db.Queryable<Student>().Take(5).ToList(); var top5 = db.Queryable<Student>().Take(5).ToList();
//skip5
var skip5 = db.Queryable<Student>().Skip(5).ToList();
//join return List<ViewModelStudent>
var list3 = db.Queryable<Student, School>((st, sc) => new JoinQueryInfos(
JoinType.Left,st.SchoolId==sc.Id
)).Select<ViewModelStudent>().ToList();
//join Order By (order by st.id desc,sc.id desc) //join Order By (order by st.id desc,sc.id desc)
var list4 = db.Queryable<Student, School>((st, sc) =>new JoinQueryInfos( var list4 = db.Queryable<Student, School>((st, sc) =>new JoinQueryInfos(
JoinType.Left,st.SchoolId==sc.Id JoinType.Left,st.SchoolId==sc.Id
)) ))
.OrderBy(st=>st.Id,OrderByType.Desc) .OrderBy(st=>st.Id,OrderByType.Desc)
.OrderBy((st,sc)=>sc.Id,OrderByType.Desc) .OrderBy((st,sc)=>sc.Id,OrderByType.Desc)
.Select((st, sc) => new ViewModelStudent { Name = st.Name, SchoolId = sc.Id }).ToList(); .Select<ViewModelStudent>().ToList();
var getAll = db.Queryable<Student, School>((st, sc) => new JoinQueryInfos( var getAll = db.Queryable<Student, School>((st, sc) => new JoinQueryInfos(
JoinType.Left,st.Id==sc.Id)) JoinType.Left,st.Id==sc.Id))