國(guó)外噴灌機(jī)發(fā)展概況與趨勢(shì)(編輯修改稿)
2025-03-02 00:41 本頁(yè)面
【文章內(nèi)容簡(jiǎn)介】 =sa。pwd=xxx。database=xx。server=xx.) 39。 產(chǎn)生 mand物件 cmd = New (select * from a01_user, ) 39。 產(chǎn)生 dataadapter物件 da = New (cmd) 39。 宣告並產(chǎn)生 datatable物件 Dim dt As = New (a01_user) (dt) = dt End Sub 下載的程式碼 (I) Private Sub Button2_Click(ByVal sender As , ByVal e As ) Handles Dim rdaOleDbConnectString As String = Provider=SQLOLEDB。Data Source=。Initial Catalog=xx。User Id=sa。Password =xx“ 39。初始化 RDA Dim rda As SqlCeRemoteDataAccess = Nothing Try 39。 確認(rèn)檔案在 PDA上是否存在？ If (\My Documents\) Then (\My Documents\) End If 39。 改變游標(biāo)形狀 = 39。建立資料庫(kù) Dim eng As = New SqlCeEngine(Data Source=\My Documents\) () 下載的程式碼 (II) ? 恢復(fù)油標(biāo)形狀 = MsgBox(資料庫(kù)建立成功 ) rda = New SqlCeRemoteDataAccess(, XX, XX, Data Source=\My Documents\) (a01_user, SELECT * FROM a01_user, rdaOleDbConnectString, , ErrorTable) MsgBox(下載成功 ) Catch ex As Exception MsgBox(()) Finally () End Try End Sub 顯示 SDF資料庫(kù)之程式碼 (I) Private Sub Button3_Click(ByVal sender As , ByVal e As ) Handles Dim dt As = New (a01_user) Dim As New
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