校园之后宫逍遥系统17:ASP+MSSQL 链接数据库时怎样判断数据库是否链接成功?

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ASP+MSSQL 链接数据库时怎样判断数据库是否链接成功?

语句是什么?

Sub ConnectionDataBase
'sql数据库连接参数:数据库名(SqlDatabaseName)、用户密码(SqlPassword)、用户名(SqlUsername)、
'连接名(SqlLocalName)(本地用local,外地用IP)
Const SqlDatabaseName = "abc"
Const SqlPassword = "abc"
Const SqlUsername = "sa"
Const SqlLocalName = "(local)"
'================================================================================================================

Dim ConnStr
ConnStr = "Provider = Sqloledb; User ID = " & SqlUsername & "; Password = " & SqlPassword & "; Initial Catalog = " & SqlDatabaseName & "; Data Source = " & SqlLocalName & ";"

On Error Resume Next
Set conn = Server.CreateObject("ADODB.Connection")
conn.open ConnStr
If Err Then
err.Clear
Set Conn = Nothing
Response.Write "数据库连接出错,请检查连接字串。"
Response.End
End If
End Sub