位图索引 发表于 2019-03-14 | 分类于 data_structure 由于需求,需要我了解位图索引,这之前,我是第一次听说位图索引, 1234567891011121314151617181920212223242526272829using System.Configuration;using System.Data;using System.Data. (1) ;protected void ButtonOK_Click(object sender, EventArgs e){// 新建数据库连接,连接到SQL SERVER数据库 System.Data.SqlClient.SqlConnection conn = new SqlConnection(); conn.ConnectionString = ConfigurationManager.ConnectionStrings [“ (2) "].ConnectionString; SqlCommand cmd = new SqlCommand(); // 新建Command对象 cmd.Connection = (3) ; cmd.CommandText="Insert into [Topic] ( [Title],[Content]) Values( (4) )"; cmd.CommandType = CommandType.Text; // 添加查询参数对象,并给参数赋值 cmd.SqlParameters.AddWithValue("@Title", (5) ); cmd.SqlParameters.AddWithValue("@Content ", (6) ); try { conn. (7) ; // 打开数据库连接 cmd. (8) ; //将添加记录 } catch (SqlException sqlException) { Response.Write(sqlException.Message); } // 显示连接异常信息 finally { if (conn.State == ConnectionState.Open) conn. (9) ; //关闭连接 }}protected void ButtonBack_Click(object sender, EventArgs e) { Response. (10) ("TopicList.aspx");}