public bool doesWorkflowExist(String folder, String workflow) { String folder_name = "'" + folder + "'"; String workflow_name = "'" + workflow + "'"; try { cn.Open(); TdCommand cmd = cn.CreateCommand(); cmd.CommandText = "SELECT count(*) from edw_auv_d.INFA_SESSION_LOG where subject_area = " + folder_name + " and workflow_name =" + workflow_name + ";"; Int32 count = (Int32)cmd.ExecuteScalar(); cn.Close(); if (count > 0) { return(true); } return(false); }catch (Exception ex) { cn.Close(); MessageBox.Show(ex.Message); return(false); } }