增加DB2数据库基础功能实现

Src/Asp.NetCore2/DB2CoreTest/Program.cs

@@ -0,0 +1,61 @@
+using DB2CoreTest.CURD;
+using SqlSugar;
+
+public class Program
+{
+    static void Main(string[] args)
+    {
+        CodeFirst.Init();
+        CodeFirst.Insertable();
+        CodeFirst.Queryable();
+        CodeFirst.JoinQuery();
+        CodeFirst.PageQuery();
+        CodeFirst.OrderBy();
+        CodeFirst.GroupBy();
+        CodeFirst.Deleteable();
+    }
+}
+
+/// <summary>
+/// Helper class for database operations
+/// 数据库操作的辅助类
+/// </summary>
+public class DbHelper
+{
+    /// <summary>
+    /// Database connection string
+    /// 数据库连接字符串
+    /// </summary>
+    public readonly static string Connection = "server=127.0.0.1:50000;database=Test;uid=db2inst1;pwd=123456;";
+
+    /// <summary>
+    /// Get a new SqlSugarClient instance with specific configurations
+    /// 获取具有特定配置的新 SqlSugarClient 实例
+    /// </summary>
+    /// <returns>SqlSugarClient instance</returns>
+    public static SqlSugarClient GetNewDb()
+    {
+        InstanceFactory.CustomDbName = "DB2";//文件名前缀
+        InstanceFactory.CustomDllName = "SqlSugar.DB2Core";//你扩展的dll名字
+        InstanceFactory.CustomNamespace = "SqlSugar.DB2";//你扩展dll的命名空间
+
+        var db = new SqlSugarClient(new ConnectionConfig()
+        {
+            IsAutoCloseConnection = true,
+            DbType = DbType.Custom,
+            ConnectionString = Connection,
+            InitKeyType = InitKeyType.Attribute,
+            LanguageType = LanguageType.Default//Set language
+        },
+        it =>
+        {
+            // Logging SQL statements and parameters before execution
+            // 在执行前记录 SQL 语句和参数
+            it.Aop.OnLogExecuting = (sql, para) =>
+            {
+                Console.WriteLine(UtilMethods.GetNativeSql(sql, para));
+            };
+        });
+        return db;
+    }
+}