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@ -530,36 +530,36 @@ namespace OrmTest.Demo |
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{ |
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var db = GetInstance(); |
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//join 2
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var list = db.Queryable<Student, School>((st, sc) => new object[] { |
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var list = db.Queryable<Student, School>((st, sc) =>new JoinQueryInfos( |
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JoinType.Left,st.SchoolId==sc.Id |
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}) |
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)) |
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.Where(st => st.Name == "jack").ToList(); |
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//join 3
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var list2 = db.Queryable<Student, School, Student>((st, sc, st2) => new object[] { |
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var list2 = db.Queryable<Student, School, Student>((st, sc, st2) => new JoinQueryInfos( |
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JoinType.Left,st.SchoolId==sc.Id, |
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JoinType.Left,st.SchoolId==st2.Id |
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}) |
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)) |
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.Where((st, sc, st2) => st2.Id == 1 || sc.Id == 1 || st.Id == 1).With(SqlWith.NoLock).ToList(); |
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//join return List<ViewModelStudent>
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var list3 = db.Queryable<Student, School>((st, sc) => new object[] { |
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var list3 = db.Queryable<Student, School>((st, sc) => new JoinQueryInfos( |
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JoinType.Left,st.SchoolId==sc.Id |
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}).Select((st, sc) => new ViewModelStudent { Name = st.Name, SchoolId = sc.Id }).ToList(); |
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)).Select((st, sc) => new ViewModelStudent { Name = st.Name, SchoolId = sc.Id }).ToList(); |
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//join Order By (order by st.id desc,sc.id desc)
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var list4 = db.Queryable<Student, School>((st, sc) => new object[] { |
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var list4 = db.Queryable<Student, School>((st, sc) =>new JoinQueryInfos ( |
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JoinType.Left,st.SchoolId==sc.Id |
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}) |
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)) |
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.OrderBy(st => st.Id, OrderByType.Desc) |
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.OrderBy((st, sc) => sc.Id, OrderByType.Desc) |
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.Select((st, sc) => new ViewModelStudent { Name = st.Name, SchoolId = sc.Id }).ToList(); |
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//join 2
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var list4_1 = db.Queryable<Student, School>((st, sc) => new object[] { |
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var list4_1 = db.Queryable<Student, School>((st, sc) => new JoinQueryInfos( |
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JoinType.Left,st.SchoolId==sc.Id&& st.Name == "jack" |
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}).ToList(); |
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)).ToList(); |
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//The simple use of Join 2 table
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