update test code

jsksxs360 · Nov 5, 2016 · 773c0a7 · 773c0a7
1 parent d4a6218
commit 773c0a7
Showing 1 changed file with 30 additions and 26 deletions.
diff --git a/test/Program.cs b/test/Program.cs
@@ -14,52 +14,56 @@ class Program
         static void Main(string[] args)
         {
             //建立SqlHelper对象（包含用户名、密码）
-            //SqlHelper sqlHelper = new SqlHelper(".", "TestDB", "sa", "12345678");
+            //SqlHelper sqlHelper = new SqlHelper("127.0.0.1", "TestDB", "sa", "12345678");
             //建立SqlHelper对象（不包含用户名、密码）
-            //SqlHelper sqlHelper = new SqlHelper(@"(localdb)\ProjectsV12", "test");
+            SqlHelper sqlHelper = new SqlHelper("127.0.0.1", "TestDB");
 
             //通过表名获取数据表
-            //DataTable stuTable = sqlHelper.GetTable("student", 50);
-            //PrintTable(stuTable);
+            DataTable stuTable = sqlHelper.GetTable("student", 50);
+            PrintTable(stuTable);
             //通过sql语句获取数据表
-            //DataTable stuTable = sqlHelper.GetTable("select * from student where sex=N'男'");
-            //PrintTable(stuTable);
+            DataTable stuTable2 = sqlHelper.GetTable("select * from student where sex=N'男'");
+            PrintTable(stuTable2);
 
             //按流的方式单向读取数据（使用SqlDataReader）
-            //SqlDataReader sqlDataReader = sqlHelper.GetDataStream("select * from student where sex=N'男'");
-            //while (sqlDataReader.Read())
-            //{
-            //    Console.WriteLine(sqlDataReader["sid"] + "\t" +
-            //        sqlDataReader["name"] + "\t" + sqlDataReader["age"] +
-            //        "\t" + sqlDataReader["sex"]);
-            //}
+            SqlDataReader sqlDataReader = sqlHelper.GetDataStream("select * from student where sex=N'男'");
+            while (sqlDataReader.Read())
+            {
+				//获取指定字段的值
+				string id = sqlDataReader["sid"].ToString();
+				string name = sqlDataReader["name"].ToString();
+				string sex = sqlDataReader["sex"].ToString();
+				string score = sqlDataReader["score"].ToString();
+				Console.WriteLine(id + "\t" + name + "\t" + sex + "\t" + score);
+            }
+			sqlHelper.CloseConnection();
 
             //执行一条SQL语句
-            //sqlHelper.ExecuteSqlCommand("insert into student(sid,name,age,sex) values(102,'hong',20,N'女')");
-            //DataTable stuTable = sqlHelper.GetTable("student", 50);
-            //PrintTable(stuTable);
+            sqlHelper.ExecuteSqlCommand("insert into student(sid,name,sex,score) values(102,'hong',N'女',78.5)");
+            DataTable stuTable3 = sqlHelper.GetTable("student", 50);
+            PrintTable(stuTable3);
 
             //添加数据到指定DataSet中（添加到一张表）
-            //DataSet dataSet = new DataSet();
-            //sqlHelper.AddDataToDataSet(dataSet, "select * from student", "student");
-            //PrintTable(dataSet.Tables["student"]);
+            DataSet dataSet = new DataSet();
+            sqlHelper.AddDataToDataSet(dataSet, "select * from student", "student");
+            PrintTable(dataSet.Tables["student"]);
             //添加数据到指定DataSet中（添加到多张表）
             //DataSet dataSet = new DataSet();
             //sqlHelper.AddDataToDataSet(dataSet, new List<string> { "select * from student", "select * from teacher" }, new List<string> { "student", "teacher" });
             //PrintTable(dataSet.Tables["student"]);
             //PrintTable(dataSet.Tables["teacher"]);
 
-            //修改student表的年龄，批量提交对数据表进行的修改
-            //DataTable stuTable = sqlHelper.GetTable("select * from student");
-            //foreach (DataRow row in stuTable.Rows)
-            //    row["age"] = int.Parse(row["age"].ToString()) - 1;
-            //sqlHelper.UpdateTable(stuTable, "select * from student");
+            //修改student表的分数，批量提交对数据表进行的修改
+            DataTable tempTable = sqlHelper.GetTable("select * from student");
+            foreach (DataRow row in tempTable.Rows)
+				row["score"] = double.Parse(row["score"].ToString()) - 1;
+            sqlHelper.UpdateTable(tempTable, "select * from student");
 
-            //修改student表的年龄，批量提交对数据表进行的修改
+            //修改student表的分数，批量提交对数据表进行的修改
             //DataSet dataSet = new DataSet();
             //sqlHelper.AddDataToDataSet(dataSet, "select * from student", "student");
             //foreach (DataRow row in dataSet.Tables["student"].Rows)
-            //    row["age"] = int.Parse(row["age"].ToString()) + 1;
+            //    row["score"] = int.Parse(row["score"].ToString()) + 1;
             //sqlHelper.UpdateTable(dataSet, "student", "select * from student");
         }