'几种数据库连接方式 Public Sub ConnectionStringX() Dim cnn1 As ADODB.Connection Dim cnn2 As ADODB.Connection Dim cnn3 As ADODB.Connection Dim cnn4 As ADODB.Connection ' 不使用数据源名 (DSN) 打开连接。 Set cnn1 = New ADODB.Connection cnn1.ConnectionString = "driver={SQL Server};" & _ "server=bigsmile;uid=sa;pwd=pwd;database=pubs" cnn1.ConnectionTimeout = 30 cnn1.Open
' 使用 DSN 和 ODBC 标记打开连接。 Set cnn2 = New ADODB.Connection cnn2.ConnectionString = "DSN=Pubs;UID=sa;PWD=pwd;" cnn2.Open
' 使用 DSN 和 OLE DB 标记打开连接。 Set cnn3 = New ADODB.Connection cnn3.ConnectionString = "Data Source=Pubs;User ID=sa;Password=pwd;" cnn3.Open
' 使用 DSN 和单个参数而非连接字符串打开连接。 Set cnn4 = New ADODB.Connection cnn4.Open "Pubs", "sa", "pwd"
' 显示连接的状态。 MsgBox "cnn1 state: " & GetState(cnn1.State) & vbCr & _ "cnn2 state: " & GetState(cnn2.State) & vbCr & _ "cnn3 state: " & GetState(cnn3.State) & vbCr & _ "cnn4 state: " & GetState(cnn4.State) cnn4.Close cnn3.Close cnn2.Close cnn1.CloseEnd Sub Public Function GetState(intState As Integer) As String Select Case intState Case adStateClosed GetState = "adStateClosed" Case adStateOpen GetState = "adStateOpen" End SelectEnd Function
各种数据库连接大全 SQL Server ODBC Standard Security: "Driver={SQL Server};Server=Aron1;Database=pubs;Uid=sa;Pwd=asdasd;" Trusted connection: "Driver={SQL Server};Server=Aron1;Database=pubs;Trusted_Connection=yes;" Prompt for username and password: oConn.Properties("Prompt") = adPromptAlways oConn.Open "Driver={SQL Server};Server=Aron1;DataBase=pubs;" OLEDB, OleDbConnection (.NET) Standard Security: "Provider=sqloledb;Data Source=Aron1;Initial Catalog=pubs;User Id=sa;Password=asdasd;" Trusted Connection: "Provider=sqloledb;Data Source=Aron1;Initial Catalog=pubs;Integrated Security=SSPI;" (use serverName\instanceName as Data Source to use an specifik SQLServer instance, only SQLServer2000) Prompt for username and password: oConn.Provider = "sqloledb" oConn.Properties("Prompt") = adPromptAlways oConn.Open "Data Source=Aron1;Initial Catalog=pubs;" Connect via an IP address: "Provider=sqloledb;Data Source=190.190.200.100,1433;Network Library=DBMSSOCN;Initial Catalog=pubs;User ID=sa;Password=asdasd;" (DBMSSOCN=TCP/IP instead of Named Pipes, at the end of the Data Source is the port to use (1433 is the default)) SqlConnection (.NET) Standard Security: "Data Source=Aron1;Initial Catalog=pubs;User Id=sa;Password=asdasd;" Trusted Connection: "Data Source=Aron1;Initial Catalog=pubs;Integrated Security=SSPI;" (use serverName\instanceName as Data Source to use an specifik SQLServer instance, only SQLServer2000) Connect via an IP address: "Data Source=190.190.200.100,1433;Network Library=DBMSSOCN;Initial Catalog=pubs;User ID=sa;Password=asdasd;" (DBMSSOCN=TCP/IP instead of Named Pipes, at the end of the Data Source is the port to use (1433 is the default))
Public Sub ConnectionStringX() Dim cnn1 As ADODB.Connection
Dim cnn2 As ADODB.Connection
Dim cnn3 As ADODB.Connection
Dim cnn4 As ADODB.Connection ' 不使用数据源名 (DSN) 打开连接。
Set cnn1 = New ADODB.Connection
cnn1.ConnectionString = "driver={SQL Server};" & _
"server=bigsmile;uid=sa;pwd=pwd;database=pubs"
cnn1.ConnectionTimeout = 30
cnn1.Open
' 使用 DSN 和 ODBC 标记打开连接。
Set cnn2 = New ADODB.Connection
cnn2.ConnectionString = "DSN=Pubs;UID=sa;PWD=pwd;"
cnn2.Open
' 使用 DSN 和 OLE DB 标记打开连接。
Set cnn3 = New ADODB.Connection
cnn3.ConnectionString = "Data Source=Pubs;User ID=sa;Password=pwd;"
cnn3.Open
' 使用 DSN 和单个参数而非连接字符串打开连接。
Set cnn4 = New ADODB.Connection
cnn4.Open "Pubs", "sa", "pwd"
' 显示连接的状态。
MsgBox "cnn1 state: " & GetState(cnn1.State) & vbCr & _
"cnn2 state: " & GetState(cnn2.State) & vbCr & _
"cnn3 state: " & GetState(cnn3.State) & vbCr & _
"cnn4 state: " & GetState(cnn4.State) cnn4.Close
cnn3.Close
cnn2.Close
cnn1.CloseEnd Sub
Public Function GetState(intState As Integer) As String Select Case intState
Case adStateClosed
GetState = "adStateClosed"
Case adStateOpen
GetState = "adStateOpen"
End SelectEnd Function
ODBC
Standard Security:
"Driver={SQL Server};Server=Aron1;Database=pubs;Uid=sa;Pwd=asdasd;"
Trusted connection:
"Driver={SQL Server};Server=Aron1;Database=pubs;Trusted_Connection=yes;"
Prompt for username and password:
oConn.Properties("Prompt") = adPromptAlways
oConn.Open "Driver={SQL Server};Server=Aron1;DataBase=pubs;"
OLEDB, OleDbConnection (.NET)
Standard Security:
"Provider=sqloledb;Data Source=Aron1;Initial Catalog=pubs;User Id=sa;Password=asdasd;"
Trusted Connection:
"Provider=sqloledb;Data Source=Aron1;Initial Catalog=pubs;Integrated Security=SSPI;"
(use serverName\instanceName as Data Source to use an specifik SQLServer instance, only SQLServer2000)
Prompt for username and password:
oConn.Provider = "sqloledb"
oConn.Properties("Prompt") = adPromptAlways
oConn.Open "Data Source=Aron1;Initial Catalog=pubs;"
Connect via an IP address:
"Provider=sqloledb;Data Source=190.190.200.100,1433;Network Library=DBMSSOCN;Initial Catalog=pubs;User ID=sa;Password=asdasd;"
(DBMSSOCN=TCP/IP instead of Named Pipes, at the end of the Data Source is the port to use (1433 is the default))
SqlConnection (.NET)
Standard Security:
"Data Source=Aron1;Initial Catalog=pubs;User Id=sa;Password=asdasd;"
Trusted Connection:
"Data Source=Aron1;Initial Catalog=pubs;Integrated Security=SSPI;"
(use serverName\instanceName as Data Source to use an specifik SQLServer instance, only SQLServer2000)
Connect via an IP address:
"Data Source=190.190.200.100,1433;Network Library=DBMSSOCN;Initial Catalog=pubs;User ID=sa;Password=asdasd;"
(DBMSSOCN=TCP/IP instead of Named Pipes, at the end of the Data Source is the port to use (1433 is the default))
其中的 SQL 的连接的权限怎么设置 在那里设置啊
还有啊 uid 和PWD 是SQL 的还是在连接过程中设置啊
SQL server中
如果选用网络登陆ID呢??怎么连接??
http://expert.csdn.net/Expert/topic/2710/2710006.xml?temp=8.526248E-02