我有一个将SQL Server数据导出到Excel的工作代码。从sql server数据库导出excel无法正常工作
public static void ExportToExcel(DataTable dt)
{
// Create sql connection string
string conString = "Data Source=DELL\\SQLSERVER1;Trusted_Connection=True;DATABASE=Test;CONNECTION RESET=FALSE";
SqlConnection sqlCon = new SqlConnection(conString);
sqlCon.Open();
SqlDataAdapter da = new SqlDataAdapter("select * from tStudent", sqlCon);
System.Data.DataTable dtMainSQLData = new System.Data.DataTable();
da.Fill(dtMainSQLData);
DataColumnCollection dcCollection = dtMainSQLData.Columns;
// Export Data into EXCEL Sheet
Microsoft.Office.Interop.Excel.ApplicationClass ExcelApp = new Microsoft.Office.Interop.Excel.ApplicationClass();
ExcelApp.Application.Workbooks.Add(Type.Missing);
//ExcelApp.Cells.CopyFromRecordset(objRS);
for (int i = 1; i < dtMainSQLData.Rows.Count + 1; i++)
{
for (int j = 1; j < dtMainSQLData.Columns.Count + 1; j++)
{
if (i == 1)
ExcelApp.Cells[i, j] = dcCollection[j - 1].ToString();
else
ExcelApp.Cells[i, j] = dtMainSQLData.Rows[i - 1][j - 1].ToString();
}
}
ExcelApp.ActiveWorkbook.SaveCopyAs("C:/Users/Administrator.CAMO/Downloads/FtpFilesStorage/Sheet1.xlsx");
ExcelApp.ActiveWorkbook.Saved = true;
ExcelApp.Quit();
Console.WriteLine(".xlsx file Exported succssessfully.");
}
,我在Main()
这样使用这种方法:
System.Data.DataTable dtMainSQLData = new System.Data.DataTable();
ExportToExcel(dtMainSQLData);
也能正常工作,但第一行不会被复制或从SQL Server原始表导出。
你的错误应该是'for(int i = 0; i
感谢Conrad Frix ...它确实有效,但是现在我无法导出最后一行,因此我改变了我的代码以遵循您的建议: for(int i = 0;我
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