'工程->引用->Microsoft ActiveX Data Objects 2.0 Library (后面为版本号)
Dim rs As New ADODB.Recordset, cn As New ADODB.Connection
'向数据库中添加数据
Private Sub Command2_Click()
If rs.State = adStateOpen Then rs.Close
rs.Open "SELECT * FROM USERPASSWORD", cn, adOpenDynamic, adLockOptimistic
rs.AddNew
rs!UID = txtUid.Text
rs!PWD = txtPwd.Text
rs!TRUENAME = txtName.Text
rs!CREATEDATE = Format(Now, "YYYY/MM/DD")
rs.Update
Command1.Value = True
End Sub
'从数据库中删除数据
Private Sub Command3_Click()
cn.Execute "DELETE FROM USERPASSWORD WHERE UID = '" & txtUid.Text & "'"
Command1.Value = True
End Sub
Private Sub Form_Load()
cn.ConnectionString = "Driver={SQL Server};SERVER=192.168.2.88;DATABASE=zxzx;UID=information;PWD=information*&#"
cn.Open
'查询字符串可以上这里查
'http://www.connectionstrings.com/
End Sub
Private Sub Form_QueryUnload(Cancel As Integer, UnloadMode As Integer)
On Error Resume Next
rs.Close
Set rs = Nothing
cn.Close
Set cn = Nothing
End Sub
Dim rstClient As ADODB.Recordset
Set rstClient = New ADODB.Recordset
Dim sconn As String
sconn = "Driver={SQL Server};Server=服务器;Database=数据库名称;Uid=用户名;Pwd=密码;"
dim cn as new adodb.connection
cn.connectionstring="PROVIDER=SQLOLEDB;SERVER=server 名;DATABASE=数据库名;Integrated Security=SSPI"
cn.open
加上 Integrated Security=SSPI 说明是NT 域认证。
Dim xx As String
gDBConnect.CommandTimeout = 10
xx = "Provider=sqloledb;Data Source=192.168.1.200;Initial Catalog=" & "csdb" & ";User Id=sa;Password=1234"
gDBConnect.ConnectionString = xx
gDBConnect.Open
dim conn As New ADODB.Connection
dim rs As New ADODB.Recordset
conn.ConnectionString = "Provider=SQLOLEDB.1;Persist Security Info=True;" & _
"User ID=sa;Password=;Initial Catalog=数据库名;Data Source=服务器名"
conn.Open
rs.open "select * form 表",conn,3,3
'--------------------------------
http://www.connectionstrings.com/
Set CN = New ADODB.Connection
With CN
.ConnectionString = "uid=sa;pwd=;driver={SQL Server};server=IP地址;database=库名
.ConnectionTimeout = 30
.Open
End With