vb.net将庞大的数据集导出为ex​​cel

问题描述

嗨我必须将大约2万条记录的大型数据集导出到excel目前我正在执行以下代码，但它在服务器上花了超过20分钟是否有可能提高性能或任何其他方法导出到excel in快速的时间....请指导我



提前感谢







Dim valuesArray As Object = New Object（table.Rows.Count，table.Columns.Count）{}

Dim k As Integer

for k = 0 to table.Rows.Count - 1 step k + 1

for m = 0 to table.Columns.Count - 1

valuesArray（k， m）= table.Rows（k）（m）.ToString（）

下一页m

下一页

昏暗范围作为Microsoft.Office。 Interop.Excel.Range

range = ExcelApp.Range（" A1：O1"，String.Format（" A {0}：O {0}"，table.Rows.Count + 1 ））

range.Value = valuesArray

ExcelApp.Columns.AutoFit（）

hi i have to export huge datset about 2 lakhs of records to excel currently i am doing the below code but it is taking more than 20 mins in server is there a posibility to increase performance or any other approach to export to excel in quick time....pls guide me

thanks in Advance



Dim valuesArray As Object = New Object(table.Rows.Count, table.Columns.Count) {}
Dim k As Integer
For k = 0 To table.Rows.Count - 1 Step k + 1
For m = 0 To table.Columns.Count - 1
valuesArray(k, m) = table.Rows(k)(m).ToString()
Next m
Next
Dim range As Microsoft.Office.Interop.Excel.Range
range = ExcelApp.Range("A1:O1", String.Format("A{0}:O{0}", table.Rows.Count + 1))
range.Value = valuesArray
ExcelApp.Columns.AutoFit()

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