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removebutton_ClickSQL刪除行
protected void removebutton_Click(object sender, EventArgs e)
{
string RemoveSQL;
OleDbConnection mDB = new OleDbConnection();
mDB.ConnectionString = "Provider = Microsoft.ACE.OLEDB.12.0;Data source="
+ Server.MapPath("~/App_Data/database.accdb");
mDB.Open(); OleDbCommand cmd;
Button removebutton = (Button)sender;
Label carttransactionlabel = (Label)removebutton.Parent.FindControl("carttransactionlabel");
int intTransNo = int.Parse(carttransactionlabel.Text);
RemoveSQL = "DELETE FROM orderItems"
+ "WHERE iTransaction_No = @TransNo";
cmd = new OleDbCommand(RemoveSQL, mDB);
cmd.Parameters.Add("@TransNo", OleDbType.Integer).Value = intTransNo;
cmd.ExecuteNonQuery();
mDB.Close();
}
我想在這裏實現的是,當用戶點擊removebutton
按鈕,SQL命令RemoveSQL
將從orderItems
刪除事務的整個行MS Access中的表根據交易號碼(carttransactionlabel
)。
表 enter image description here
然而,當我嘗試點擊removebutton按鈕,出現此錯誤 enter image description here
顯然有在SQL語句中,我似乎無法發現一個語法錯誤。幫助將不勝感激。
缺少orderItem和WHERE之間的空格 –