usingSystem;usingSystem.Collections.Generic;usingSystem.ComponentModelusingSystem.Drawing;usingSystem.Linq;//vs2005好像没有这个命名空间，在c#2008下测试自动生成的usingSystem.Text;usingSystem.Windows.Forms;usingMicrosoft.Data.Odbc;namespacemysql

{publicpartialclassForm1 : Form

{publicForm1()

{

InitializeComponent();

}privatevoidForm1_Load(objectsender, EventArgs e)

{stringMyConString="DRIVER={MySQL ODBC 3.51 Driver};"+"SERVER=localhost;"+"DATABASE=inv;"+"UID=root;"+"PASSWORD=831025;"+"OPTION=3";

OdbcConnection MyConnection=newOdbcConnection(MyConString);

MyConnection.Open();

Console.WriteLine("success, connected successfully !");stringquery="insert into test values( 'hello', 'lucas', 'liu')";

OdbcCommand cmd=newOdbcCommand(query, MyConnection);//处理异常：插入重复记录有异常try{

cmd.ExecuteNonQuery();

}catch(Exception ex)

{

Console.WriteLine("record duplicate.");

}finally{

cmd.Dispose();

}//***********************用read方法读数据到textbox**********************stringtmp1=null;stringtmp2=null;stringtmp3=null;

query="select * from test";

OdbcCommand cmd2=newOdbcCommand(query, MyConnection);

OdbcDataReader reader=cmd2.ExecuteReader();while(reader.Read())

{

tmp1=reader[0].ToString();

tmp2=reader[1].ToString();

tmp3=reader[2].ToString();

}this.textBox1.Text=tmp1+""+tmp2+""+tmp3;*///************************用datagridview控件显示数据表**************************stringMyConString="DRIVER={MySQL ODBC 3.51 Driver};"+"SERVER=localhost;"+"DATABASE=inv;"+"UID=root;"+"PASSWORD=831025;"+"OPTION=3";

OdbcConnection MyConnection=newOdbcConnection(MyConString);

OdbcDataAdapter oda=newOdbcDataAdapter("select * from customer", MyConnection);

DataSet ds=newDataSet();

oda.Fill(ds,"employee");this.dataGridView1.DataSource=ds.Tables["employee"];*/MyConnection.Close();

}

}

}