[英]Cannot call method on varchar error
我在“adapter.Fill(dtROI)”上收到“無法在varchar上調用方法”錯誤。 你能幫幫我嗎? 我試圖用sql語句的適配器結果填充數據表。
protected void LoadData()
{
DateTime StartDate = dpStartDate.Date;
DateTime EndDate = dpEndDate.Date;
string sql = string.Empty;
using (SqlConnection conn = new SqlConnection())
{
conn.ConnectionString = ConfigurationManager.ConnectionStrings["VTC"].ConnectionString;
conn.Open();
sql = "select RESERVATION.MEETING_PURPOSE, RESERVATION.PROGRAM_AREA, RESERVATION.START_DATE, RESERVATION.END_DATE, " +
"ROI_TRACKING.ENTRY_LOCATION, ROI_TRACKING.SALARY_SAVINGS, ROI_TRACKING.TRANSPORTATION_SAVINGS, ROI_TRACKING.TOTAL_SAVINGS. " +
"ROI_TRACKING.TOTAL_DISTANCE, ROI_TRACKING.TOTAL_FUEL, ROI_TRACKING.TOTAL_GSA, ROI_TRACKING.TOTAL_AIRFARE, ROI_TRACKING.TOTAL_INSPECTOR_SALARY, " +
"ROI_TRACKING.TOTAL_MGR_SALARY, ROI_TRACKING.TOTAL_SUPERVISOR_SALARY " +
"from RESERVATION, ROI_TRACKING WHERE ROI_TRACKING.MEETING_ID = RESERVATION.MEETING_ID";
using (SqlCommand cmd = new SqlCommand(sql, conn))
{
SqlDataAdapter adapter = new SqlDataAdapter();
adapter.SelectCommand = cmd;
DataTable dtROI = new DataTable();
adapter.Fill(dtROI);
gridReports.DataSource = dtROI;
gridReports.DataBind();
}
if (chkDate.Checked == true)
{
FilterDataGridByDate(StartDate, EndDate);
}
}
}
我注意到你有'。' 而不是','在ROI_TRACKING.TOTAL_SAVINGS之后。 它應該是ROI_TRACKING.TOTAL_SAVINGS,
希望這會有所幫助。
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