diff --git a/Src/Asp.NetCore2/SqliteTest/UserTestCases/Main.cs b/Src/Asp.NetCore2/SqliteTest/UserTestCases/Main.cs
index e1d3d0902..e45f20e37 100644
--- a/Src/Asp.NetCore2/SqliteTest/UserTestCases/Main.cs
+++ b/Src/Asp.NetCore2/SqliteTest/UserTestCases/Main.cs
@@ -32,6 +32,7 @@ namespace OrmTest
         }
         public static void Init()
         {
+            Unitasdfays.Init();
             Unitadfafafa.Init();
             UnitSubGroupadfa.Init();
             UnitAsyncToken.Init();
diff --git a/Src/Asp.NetCore2/SqliteTest/UserTestCases/Unitasdfays.cs b/Src/Asp.NetCore2/SqliteTest/UserTestCases/Unitasdfays.cs
new file mode 100644
index 000000000..5c7b9b436
--- /dev/null
+++ b/Src/Asp.NetCore2/SqliteTest/UserTestCases/Unitasdfays.cs
@@ -0,0 +1,112 @@
+using SqlSugar;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace OrmTest
+{
+    public class Unitasdfays
+    {
+        public static void Init() 
+        {
+            var db = NewUnitTest.Db;
+            db.CodeFirst.InitTables(typeof(SqlSugarTestEntity));
+            db.DbMaintenance.TruncateTable<SqlSugarTestEntity>();
+            SqlSugarTestEntity entity = new SqlSugarTestEntity { Id=1,BarCode = "1111", PatientName = "小明" };
+            int affrow = db.Storageable(entity).WhereColumns(it => it.BarCode).SplitTable().ExecuteCommand();
+            entity.PatientName = "小明1";
+            entity.Id = 0; 
+            var x= db.Storageable(entity ).As("SQLSUGARTEST").WhereColumns(it=>it.BarCode).ExecuteCommand();
+            var x2=db.Updateable(new List<SqlSugarTestEntity>() { entity }).AS("SQLSUGARTEST").WhereColumns(it => it.BarCode).ExecuteCommand();
+            affrow += db.Storageable(entity).WhereColumns(it => it.BarCode).SplitTable().ExecuteCommand();
+            if (affrow != 2||x!=1||x2!=1) 
+            {
+                throw new Exception("unit error");
+            }
+
+        }
+    }
+    [SqlSugar.SugarTable("SQLSUGARTEST")]
+    [SqlSugar.SplitTable(SplitType._Custom01, typeof(SplitTableService))]
+    public class SqlSugarTestEntity
+    {
+        [SqlSugar.SugarColumn(IsPrimaryKey = true)]
+        public int Id { get; set; }
+        public string BarCode { get; set; }
+        public string PatientName { get; set; }
+
+        /// <summary>
+        /// 操作时间  分表字段
+        /// </summary>
+        [SplitField]
+        public DateTime? ProTime { get; set; } = DateTime.Now;
+    }
+    /// <summary>
+    /// 自定义分表集合
+    /// </summary>
+    public class SplitTableService : ISplitTableService
+    {
+        /// <summary>
+        /// 获取所有匹配的表
+        /// </summary>
+        /// <param name="db"></param>
+        /// <param name="EntityInfo"></param>
+        /// <param name="tableInfos"></param>
+        /// <returns></returns>
+        public List<SplitTableInfo> GetAllTables(ISqlSugarClient db, EntityInfo EntityInfo, List<DbTableInfo> tableInfos)
+        {
+            List<SplitTableInfo> result = new List<SplitTableInfo>();
+            foreach (var item in tableInfos)
+            {
+                if (item.Name.Contains(EntityInfo.DbTableName))
+                //if (item.Name.Contains("_2021") || item.Name == EntityInfo.DbTableName ) //区分标识如果不用正则符复杂一些，防止找错表
+                {
+                    SplitTableInfo data = new SplitTableInfo()
+                    {
+                        TableName = item.Name //要用item.name不要写错了
+                    };
+                    result.Add(data);
+                }
+            }
+            return result.OrderBy(it => it.TableName).ToList();//打断点看一下有没有查出所有分表
+        }
+
+        public object GetFieldValue(ISqlSugarClient db, EntityInfo entityInfo, SplitType splitType, object entityValue)
+        {
+            var splitColumn = entityInfo.Columns.FirstOrDefault(it => it.PropertyInfo.GetCustomAttribute<SplitFieldAttribute>() != null);
+            var value = splitColumn.PropertyInfo.GetValue(entityValue, null);
+            return value;
+        }
+
+        public string GetTableName(ISqlSugarClient db, EntityInfo entityInfo)
+        {
+            return entityInfo.DbTableName;
+            //return entityInfo.DbTableName + "_FirstA";
+        }
+
+        public string GetTableName(ISqlSugarClient db, EntityInfo entityInfo, SplitType type)
+        {
+            return entityInfo.DbTableName;//目前模式少不需要分类(自带的有 日、周、月、季、年等进行区分)
+        }
+        /// <summary>
+        /// 根据分表字段进行，查找表名，如果当前年份
+        /// </summary>
+        /// <param name="db"></param>
+        /// <param name="entityInfo"></param>
+        /// <param name="splitType"></param>
+        /// <param name="fieldValue"></param>
+        /// <returns></returns>
+        public string GetTableName(ISqlSugarClient db, EntityInfo entityInfo, SplitType splitType, object fieldValue)
+        {
+            var dbLst = db.DbMaintenance.GetTableInfoList();
+            var dt = (DateTime)fieldValue;
+            if (dbLst.Any(x => x.Name == $"{entityInfo.DbTableName}_{dt.Year}"))
+                return $"{entityInfo.DbTableName}_{dt.Year}";//根据值按首字母
+            return entityInfo.DbTableName;
+
+        }
+    }
+}