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private void button_show_Click(object sender, EventArgs e)
{
string sqlText = "server=localhost;initial catalog=Test; integrated security=true";
string sqlstr="select * from tast";
SqlConnection conn=new SqlConnection (sqlText);
conn.Open();
SqlCommand comm = new SqlCommand(sqlstr, conn);
DataSet ds = new DataSet();
SqlDataAdapter da = new SqlDataAdapter();
da.SelectCommand = comm;
da.Fill(ds);
dataGridView1.DataSource = ds.Tables[0];
conn.Close();
}
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private void button_connect_Click(object sender, EventArgs e)
{
string sqlText = "server=localhost;initial catalog=Test; integrated security=true";
string sqlstr = "insert into tast(photo) values(@image) ";
SqlConnection conn = new SqlConnection(sqlText);
conn.Open();
SqlCommand comm = new SqlCommand(sqlstr, conn);
comm.Parameters.Add("@image", SqlDbType.Image).Value = GetPhoto("DSC_6126.JPG");
comm.ExecuteNonQuery();
conn.Close();
}
public byte[] GetPhoto(string str1)
{
string str = str1;
FileStream file = new FileStream(str, FileMode.Open, FileAccess.Read);
byte[]photo=new byte[file.Length];
file.Read(photo,0,photo.Length);
file.Close();
return photo;
}
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private void button_showimg_Click(object sender, EventArgs e)
{
string sqlText = "server=localhost;initial catalog=Test; integrated security=true";
string sqlstr = "select *from tast where whf=1";
SqlConnection conn = new Sql
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using System;
using System.Collections.Generic;
using System.Text;
using System.IO;
using System.Data.SqlClient;
using System.Runtime.InteropServices;
namespace entryclass
{
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Data;
using System.Data.SqlClient; //ÒýÓÃÃüÃû¿Õ¼ä
namespace DAL
{
/*******************************************************************************
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