Add demo

Src/Asp.NetCore2/SqlSeverTest/UserTestCases/UnitTest/Main.cs

@@ -34,6 +34,7 @@ namespace OrmTest
         }
         public static void Init()
         {
+            Unitsdfaysrs.Init();
             Unitdslasdgy.Init();
             Unitdafaaaaa.Init();
             Unitdfafaa.Init();

Src/Asp.NetCore2/SqlSeverTest/UserTestCases/UnitTest/Unitsdfaysrs.cs

@@ -0,0 +1,154 @@
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OrmTest
+{
+    internal class Unitsdfaysrs
+    {
+        public static void Init()
+        {
+            var _db = NewUnitTest.Db;
+            _db.CodeFirst.InitTables<Drivers, Vehicle, DriverCard>();
+            _db.DbMaintenance.TruncateTable<Drivers, Vehicle, DriverCard>();
+
+            // 添加一条测试数据到 Drivers
+            var testDriver = new Drivers
+            {
+                TenantId = 1,
+                DriverName = "测试司机"
+            };
+            _db.Insertable(testDriver).ExecuteReturnEntity();
+
+            // 添加一条测试数据到 Vehicle
+            var testVehicle = new Vehicle
+            {
+                TenantId = 1,
+                VehNum = "粤A12345",
+                VehColor = 1
+            };
+            _db.Insertable(testVehicle).ExecuteReturnEntity();
+
+            // 添加一条测试数据到 DriverCard
+            var testDriverCard = new DriverCard
+            {
+                Id = testDriver.Id, // 关联 Drivers 主键
+                CardName = "测试卡"
+            };
+            _db.Insertable(testDriverCard).ExecuteCommand();
+
+            var list = _db.Queryable<Drivers>()
+                .LeftJoin<DriverCard>((d, dc) => d.Id == dc.Id)
+                .LeftJoin<Vehicle>((d, dc, v) => d.TenantId == v.TenantId)
+                .Select((d, dc, v) => new DriverCardOutput
+                {
+                    VehNum = v.VehNum,
+                    DriverCardInfo = dc,
+                }, true)
+                .ToListAsync().GetAwaiter().GetResult();
+        }
+        [SugarTable("T_DriverCard")]
+
+        public class DriverCard
+
+        {
+
+            [SugarColumn(IsPrimaryKey = true)]
+
+            public int Id { get; set; }
+
+
+
+
+            [SugarColumn(ColumnName = "DC_CompanyName", Length = 50)]
+
+            public string? CardName { get; set; }
+
+        }
+
+
+
+        [SugarTable("T_Drivers")]
+
+        public class Drivers
+
+        {
+
+            [SugarColumn(ColumnName = "D_Id", IsPrimaryKey = true, IsIdentity = true)]
+
+            public int Id { get; set; }
+
+
+
+            [SugarColumn(ColumnName = "TenantId", IsNullable = true)]
+
+            public int TenantId { get; set; }
+
+
+
+
+            [SugarColumn(ColumnName = "DriverName", Length = 50)]
+
+            public string DriverName { get; set; }
+
+
+
+
+        }
+
+
+
+        [SugarTable("T_Vehicle")]
+
+        public class Vehicle
+
+        {
+
+            [SugarColumn(ColumnName = "V_Id", IsPrimaryKey = true, IsIdentity = true)]
+
+            public int VehId { get; set; }
+
+
+
+            [SugarColumn(ColumnName = "TenantId")]
+
+            public long TenantId { get; set; }
+
+
+
+            [SugarColumn(ColumnName = "VehNum")]
+
+            public string VehNum { get; set; }
+
+
+
+
+            [SugarColumn(ColumnName = "VehColor ")]
+
+            public int VehColor { get; set; }
+
+
+
+
+        }
+
+
+
+        public class DriverCardOutput
+
+        {
+
+            public string VehNum { get; set; }
+
+
+
+            public DriverCard DriverCardInfo { get; set; }
+
+
+
+        }
+    }
+}