EXport data to Excel File

  • 10 years ago

    Hiiiiiiiiiiiiii,

    How to export data to excel.... currenctly for download 2000 rows i need until 8 minutes..

    How to fast export datas... the below is my current code for export data..

     

    daExcelExport = New System.Data.SqlClient.SqlDataAdapter(Str, MyConnection.open)

    daExcelExport.Fill(dsExcelExport)

    With Excel

    .SheetsInNewWorkbook = 1

    .Workbooks.Add()

    .Worksheets(1).Select()

    'For displaying the column name in the the excel file.

    Dim i As Integer = 1For col = 0 To dsExcelExport.Tables(0).Columns.Count - 1

    .cells(1, i).value = dsExcelExport.Tables(0).Columns(col).ColumnName

    .cells(1, i).EntireRow.Font.Bold = True

    .cells(1, i).EntireColumn.AutoFit()

    i += 1

    Next

    'For displaying the column value row-by-row in the the excel file.

    i = 2

    Dim k As Integer = 1For col = 0 To dsExcelExport.Tables(0).Columns.Count - 1

    i = 2

    For row = 0 To dsExcelExport.Tables(0).Rows.Count - 1

    .Cells(i, k).Value = dsExcelExport.Tables(0).Rows(row).ItemArray(col)

    .cells(i, k).EntireColumn.AutoFit()

    i += 1

    Next

    k += 1

    Next

    strExcelFile = F_SaveDialog.F_SaveDialog_Location & "\" & F_SaveDialog.F_SaveDialog_FileName & ".xls"

    .ActiveWorkbook().SaveAs(strExcelFile)

    .ActiveWorkbook.Close()

    End With

    Excel.Quit()

    Excel = Nothing

    GC.Collect()

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