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net中怎么操作access數(shù)據(jù)庫,相信很多沒有經(jīng)驗(yàn)的人對此束手無策,為此本文總結(jié)了問題出現(xiàn)的原因和解決方法,通過這篇文章希望你能解決這個(gè)問題。
代碼如下:
using System;
using System.Data;
using System.Configuration;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Data.OleDb;
/// <summary>
///AccessDB 的摘要說明
/// </summary>
public class AccessDB
{
public AccessDB()
{
//TODO: 在此處添加構(gòu)造函數(shù)邏輯
}
/// <summary>
/// 讀取Access數(shù)據(jù)庫
/// </summary>
private void ReadAccessData()
{
//1、建立連接
string sAccessConnection = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Documents and Settings\Administrator.WWW-410ADC78208\桌面\應(yīng)用程序.mdb";
OleDbConnection odcConnection = new OleDbConnection(sAccessConnection);
//2、打開連接
odcConnection.Open();
//建立SQL查詢
OleDbCommand odCommand = odcConnection.CreateCommand();
//3、輸入查詢語句
odCommand.CommandText = "SELECT table.編號, table.[123], table.[456] FROM [table];";
//建立讀取
OleDbDataReader odrReader = odCommand.ExecuteReader();
//查詢并顯示數(shù)據(jù)
while (odrReader.Read())
{
ListViewItem item = new ListViewItem();
item.SubItems.Add(odrReader[0].ToString());
item.SubItems.Add(odrReader[1].ToString());
item.SubItems.Add(odrReader[2].ToString());
this.listView1.Items.Add(item);
}
//關(guān)閉連接
odrReader.Close();
odcConnection.Close();
}
/// <summary>
/// add
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void button1_Click(object sender, EventArgs e)
{
//1、建立連接
string sAccessConnection = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Documents and Settings\Administrator.WWW-410ADC78208\桌面\應(yīng)用程序.mdb";
OleDbConnection odcConnection = new OleDbConnection(sAccessConnection);
//2、打開連接
odcConnection.Open();
//建立SQL查詢
OleDbCommand odCommand = odcConnection.CreateCommand();
//3、輸入查詢語句
odCommand.CommandText = "INSERT INTO [table]([123],[456]) VALUES('88','88' )";
//執(zhí)行
odCommand.ExecuteNonQuery();
//關(guān)閉連接
odcConnection.Close();
this.listView1.Items.Clear();
ReadAccessData();
}
/// <summary>
/// delete
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void button3_Click(object sender, EventArgs e)
{
//1、建立連接
string sAccessConnection = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Documents and Settings\Administrator.WWW-410ADC78208\桌面\應(yīng)用程序.mdb";
OleDbConnection odcConnection = new OleDbConnection(sAccessConnection);
//2、打開連接
odcConnection.Open();
//建立SQL查詢
OleDbCommand odCommand = odcConnection.CreateCommand();
//3、輸入查詢語句
string sql = "DELETE table.編號 FROM [table] WHERE (((table.編號)=" + this.listView1.SelectedItems[0].SubItems[1].Text + "))";
odCommand.CommandText = sql;
//執(zhí)行
odCommand.ExecuteNonQuery();
//關(guān)閉連接
odcConnection.Close();
this.listView1.Items.Clear();
ReadAccessData();
}
/// <summary>
/// update
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void button2_Click(object sender, EventArgs e)
{
//1、建立連接
string sAccessConnection = @"Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Documents and Settings\Administrator.WWW-410ADC78208\桌面\應(yīng)用程序.mdb";
OleDbConnection odcConnection = new OleDbConnection(sAccessConnection);
//2、打開連接
odcConnection.Open();
//建立SQL查詢
OleDbCommand odCommand = odcConnection.CreateCommand();
//3、輸入查詢語句
string sql = "UPDATE [table] SET 123='11',456='11' WHERE (((table.編號)=" + this.listView1.SelectedItems[0].SubItems[1].Text + "))";
odCommand.CommandText = sql;
//執(zhí)行
odCommand.ExecuteNonQuery();
//關(guān)閉連接
odcConnection.Close();
this.listView1.Items.Clear();
ReadAccessData();
}
}
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