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Update demo
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@ -284,6 +284,15 @@ namespace OrmTest
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var query2 = db.Queryable<Custom>();
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var query2 = db.Queryable<Custom>();
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var list3=db.Queryable(query1, query2,JoinType.Left, (p1, p2) => p1.CustomId == p2.Id).Select<ViewOrder>().ToList();
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var list3=db.Queryable(query1, query2,JoinType.Left, (p1, p2) => p1.CustomId == p2.Id).Select<ViewOrder>().ToList();
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db.Queryable<Order>()
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.Select(it => new { id = it.Id })
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.MergeTable()//合并成一个表 和 OrderItem 进行JOIN
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.LeftJoin<OrderItem>((x, y) => x.id == y.ItemId)
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.Select((x, y) => new { xid = x.id, yid = y.ItemId })
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.MergeTable()//合并成一个表 和 OrderItem 进行JOIN
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.LeftJoin<OrderItem>((x, y) => x.yid == y.ItemId)// 最后一个表不是匿名对象就行
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.ToList();
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Console.WriteLine("#### Join Table End ####");
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Console.WriteLine("#### Join Table End ####");
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}
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}
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@ -249,6 +249,15 @@ namespace OrmTest
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var query2 = db.Queryable<Custom>();
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var query2 = db.Queryable<Custom>();
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var list3=db.Queryable(query1, query2,JoinType.Left, (p1, p2) => p1.CustomId == p2.Id).Select<ViewOrder>().ToList();
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var list3=db.Queryable(query1, query2,JoinType.Left, (p1, p2) => p1.CustomId == p2.Id).Select<ViewOrder>().ToList();
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db.Queryable<Order>()
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.Select(it => new { id = it.Id })
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.MergeTable()//合并成一个表 和 OrderItem 进行JOIN
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.LeftJoin<OrderItem>((x, y) => x.id == y.ItemId)
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.Select((x, y) => new { xid = x.id, yid = y.ItemId })
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.MergeTable()//合并成一个表 和 OrderItem 进行JOIN
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.LeftJoin<OrderItem>((x, y) => x.yid == y.ItemId)// 最后一个表不是匿名对象就行
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.ToList();
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Console.WriteLine("#### Join Table End ####");
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Console.WriteLine("#### Join Table End ####");
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}
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}
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@ -520,6 +520,18 @@ namespace OrmTest
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.Where(m => m.Id == SqlFunc.Subqueryable<Order>()
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.Where(m => m.Id == SqlFunc.Subqueryable<Order>()
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.Where(z => z.Id == m.Id).GroupBy(z => z.Id).Select(z => z.Id))
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.Where(z => z.Id == m.Id).GroupBy(z => z.Id).Select(z => z.Id))
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.ToList();
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.ToList();
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var q2 = db.Queryable<Order>().Select(z => new { id = z.Id }).ToList();
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db.Queryable<Order>()
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.Select(it => new { id = it.Id })
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.MergeTable()//合并成一个表 和 OrderItem 进行JOIN
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.LeftJoin<OrderItem>((x, y) => x.id == y.ItemId)
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.Select((x, y) => new {xid=x.id,yid=y.ItemId})
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.MergeTable()//合并成一个表 和 OrderItem 进行JOIN
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.LeftJoin<OrderItem>((x,y)=>x.yid==y.ItemId)// 最后一个表不是匿名对象就行
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.ToList();
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Console.WriteLine("#### Join Table End ####");
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Console.WriteLine("#### Join Table End ####");
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}
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}
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@ -245,6 +245,15 @@ namespace OrmTest
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var query2 = db.Queryable<Custom>();
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var query2 = db.Queryable<Custom>();
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var list3=db.Queryable(query1, query2,JoinType.Left, (p1, p2) => p1.CustomId == p2.Id).Select<ViewOrder>().ToList();
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var list3=db.Queryable(query1, query2,JoinType.Left, (p1, p2) => p1.CustomId == p2.Id).Select<ViewOrder>().ToList();
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db.Queryable<Order>()
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.Select(it => new { id = it.Id })
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.MergeTable()//合并成一个表 和 OrderItem 进行JOIN
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.LeftJoin<OrderItem>((x, y) => x.id == y.ItemId)
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.Select((x, y) => new { xid = x.id, yid = y.ItemId })
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.MergeTable()//合并成一个表 和 OrderItem 进行JOIN
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.LeftJoin<OrderItem>((x, y) => x.yid == y.ItemId)// 最后一个表不是匿名对象就行
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.ToList();
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Console.WriteLine("#### Join Table End ####");
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Console.WriteLine("#### Join Table End ####");
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}
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}
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