C#¹ØÓÚsqlserverÖжÁÈ¡imageÀàÐÍ
½ñÌìÔÚÍøÉÏÕÒÁËÐí¾Ã¹ØÓÚsqlserverÖд洢imageÀàÐͺͶÁÈ¡imageµÄ·½·¨£¬¿ÉÊǶ¼ÊÇÄÇôһµã£¬¹ÊÔÚ´ËÂÞÁÐһϣ¬Ï£Íû¿ÉÒÔ°ïÖú´ó¼Ò¡£
Ê×ÏÈÊǹØÓÚdataGridViewµÄ°ó¶¨¡£´úÂë¼ûÏÂ
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();
}
ÏÂÃæÊDzåÈëͼÏñµ½Êý¾Ý¿â£¬´úÂëÈçÏ£º
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;
}
ÏÂÃæ¾ÍÊǶÁȡͼƬÁË
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
Ïà¹ØÎĵµ£º
È«ÎļìË÷ÊǶԴóÊý¾ÝÎı¾½øÐÐË÷Òý£¬ÔÚ½¨Á¢µÄË÷ÒýÖжÔÒª²éÕҵĵ¥´Ê½øÐнøÐÐËÑË÷£¬¶¨Î»ÄÄЩÎı¾Êý¾Ý°üÀ¨ÒªËÑË÷µÄµ¥´Ê¡£Òò´Ë£¬È«ÎļìË÷µÄÈ«²¿¹¤×÷¾ÍÊǽ¨Á¢Ë÷ÒýºÍÔÚË÷ÒýÖÐËÑË÷¶¨Î»£¬ËùÓеŤ×÷¶¼ÊÇΧÈÆÕâÁ½¸öÀ´½øÐеġ£ÏÂÃæ¾ÍÖð¸ö½éÉÜ¡£
¡¡¡¡½¨Á¢È«ÎÄË÷ÒýÖÐÓÐÁ½Ïî·Ç³£ÖØÒª£¬Ò»¸öÊÇÈçºÎ¶ÔÎı¾½øÐзִʣ¬Ò»Êǽ¨Á¢Ë÷ÒýµÄÊý¾Ý½á¹¹¡ ......
ÕâÁ½¸öÊý¾ÝÀàÐÍÊÇÎÒÃÇÔÚѧϰC#ÓïÑԵĹý³ÌÖÐÊý¾Ý±È½ÏÄѵÄÁ½¸öÊý¾ÝÀàÐÍ£¬²»¹ýËûÃǺÜÖØÒª£¬ËùÒÔÓбØÒªÄóöÀ´ËµËµËûÃǵÄʹÓ÷½·¨ºÍ²»Í¬Ö®´¦£¬Ï£Íû¶ÔÄãÓÐËù°ïÖú¡£
ÏÈ×ܵÄÀ´Ëµ£º
ͨ³£ÎÒÃÇÏò·½·¨Öд«µÝµÄÊÇÖµ.·½·¨»ñµÃµÄÊÇÕâЩֵµÄÒ»¸ö¿½±´,È»ºóʹÓÃÕâЩ¿½±´,µ±·½·¨ÔËÐÐÍê±Ïºó,ÕâЩ¿½±´½«±»¶ªÆú,¶øÔÀ´µÄÖµ²»½«Êܵ½Ó°Ïì.´ËÍâÎÒÃÇ ......
1. ³ÌÐòÈçÏ£º
string str = "Create Database " + "DBname";
string con = "Data Source=10.0.0.249\\sql2005;Initial Catalog=master;Persist Security Info=True;User ID=sa;Password=sa";
&n ......
Óû§È¨ÏÞ¹ÜÀí
Ò»¡¢·þÎñÆ÷µÇ¼ÕʺźÍÓû§ÕʺŹÜÀí
1.SQL Server·þÎñÆ÷µÇ¼¹ÜÀí
²»¹ÜʹÓÃÄÄÖÖÈÏ֤ģʽ£¬Óû§¶¼±ØÐëÏȾ߱¸ÓÐЧµÄÓû§µÇ¼Õʺš£SQL ServerÓÐÈý¸öĬÈϵÄÓû§µÇ¼Õʺţº¼´sa¡¢Builtin\administratorsºÍguest¡£saÊÇϵͳ¹ÜÀíÔ±(system administrator)µÄ¼ò³Æ£¬ÊÇÒ»¸öÌØÊâµÄÓû§£¬ÔÚSQL ServerϵͳºÍËùÓÐÊý¾Ý¿âÖÐÓ ......
ÔÚasp.net開發ÖУ¬經³£會Óõ½áą́ºÍǰ̨µÄ½»»¥£¬¾Í´Ë總結ÁËÒ»點c#ºÍjavascriptÏ໥²Ù×÷µÄ·½·¨
¡¡¡¡1.ÔÚáą́c#´ú碼ÖÐ調ÓÃjacascriptµÄ·½·¨
¡¡¡¡javascript´ú碼£º
¡¡¡¡<script type="text/javascript" language="javascript">
¡¡¡¡function test()
¡ ......