这几句计算机语言是什么意思Dim cnn As ADODB.ConnectionDim rs As ADODB.RecordsetDim connect_string As StringDim statestring As StringSet cnn = New ADODB.ConnectionSet rs = New ADODB.Recordsetconnect_string = "Provider=sqloledb.1;Server=127
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这几句计算机语言是什么意思Dim cnn As ADODB.ConnectionDim rs As ADODB.RecordsetDim connect_string As StringDim statestring As StringSet cnn = New ADODB.ConnectionSet rs = New ADODB.Recordsetconnect_string = "Provider=sqloledb.1;Server=127
这几句计算机语言是什么意思
Dim cnn As ADODB.Connection
Dim rs As ADODB.Recordset
Dim connect_string As String
Dim statestring As String
Set cnn = New ADODB.Connection
Set rs = New ADODB.Recordset
connect_string = "Provider=sqloledb.1;Server=127.0.0.1;UID=sa;PWD=;database=pro"
cnn.Open connect_string
这几句计算机语言是什么意思Dim cnn As ADODB.ConnectionDim rs As ADODB.RecordsetDim connect_string As StringDim statestring As StringSet cnn = New ADODB.ConnectionSet rs = New ADODB.Recordsetconnect_string = "Provider=sqloledb.1;Server=127
Dim cnn As ADODB.Connection '声明变量cnn为ADODB数据连接；
Dim rs As ADODB.Recordset ’声明变量rs为ADODB数据集；
Dim connect_string As String ’声明connect_string为数据库连接变量（数据库连接字符串）；
Dim statestring As String ’声明statestring为数据库状态字符串；
Set cnn = New ADODB.Connection '新建一个数据库连接；
Set rs = New ADODB.Recordset '新建一个数据库数据集；
connect_string = "Provider=sqloledb.1;Server=127.0.0.1;UID=sa;PWD=;database=pro"
’数据库连接字符串（数据库为：SQL数据库；服务器为本机（127.0.0.1）；UID（数据库连接的角色名）：sa,密码为空；数据库名：pro；）
cnn.Open connect_string ‘根据上面的字符串变量的值进行数据库连接；