예제 #1
0
        /// <summary>
        /// Query DB by Sql and return the Dataset result
        /// </summary>
        /// <param name="queryString">SQL</param>
        /// <returns></returns>
        public static DataSet ExecuteQuery(SqlWrapper _SqlWrapper, QCConnectionType connectionType)
        {
            DataSet dataset = new DataSet();

            try
            {
                using (SqlConnection conn = new SqlConnection(ConnectionManager.GetInstance().Get(connectionType)))
                {
                    SqlDataAdapter dadp = new SqlDataAdapter();
                    SqlCommand     cmd  = new SqlCommand(_SqlWrapper.SqlString, conn);
                    cmd.CommandType = _SqlWrapper.CommandType;
                    if (_SqlWrapper.Parameter != null)
                    {
                        foreach (SqlParameter para in _SqlWrapper.Parameter)
                        {
                            para.Value = para.Value == null ? DBNull.Value : para.Value;
                            cmd.Parameters.Add(para);
                        }
                    }
                    dadp.SelectCommand = cmd;
                    dadp.Fill(dataset);
                }
            }
            catch (SqlException sqlException)
            {
                return(null);
            }
            catch (Exception ex)
            {
                return(null);
            }

            return(dataset);
        }
예제 #2
0
 /// <summary>
 /// get a connection string by connection type
 /// </summary>
 /// <param name="type"></param>
 /// <returns></returns>
 public string Get(QCConnectionType type)
 {
     if (type == QCConnectionType.PrintSystem)
     {
         return(printsystemConnectionStringSettings.ConnectionString);
     }
     return("");
 }
예제 #3
0
        /// <summary>
        /// Execute a SQL statement, such as Insert, Update or Delete
        /// </summary>
        /// <param name="strSql"></param>
        /// <returns></returns>
        public static int ExecuteNonQuery(List <SqlWrapper> lstSql, QCConnectionType connectionType)
        {
            try
            {
                int iret = 0;

                using (TransactionScope scope = new TransactionScope())
                {
                    using (SqlConnection conn = new SqlConnection(ConnectionManager.GetInstance().Get(connectionType)))
                    {
                        SqlCommand cmd = new SqlCommand();
                        cmd.Connection = conn;
                        conn.Open();
                        foreach (SqlWrapper sql in lstSql)
                        {
                            try
                            {
                                cmd.CommandText = sql.SqlString;
                                cmd.CommandType = sql.CommandType;
                                cmd.Parameters.Clear();
                                if (sql.Parameter != null)
                                {
                                    foreach (SqlParameter para in sql.Parameter)
                                    {
                                        para.Value = para.Value == null ? DBNull.Value : para.Value;
                                        cmd.Parameters.Add(para);
                                    }
                                }
                                iret += cmd.ExecuteNonQuery();
                            }
                            catch (SqlException sqlException)
                            {
                                return(0);
                            }
                            catch (Exception e)
                            {
                                return(0);
                            }
                        }
                    }
                    scope.Complete();
                    return(iret);
                }
            }
            catch (Exception e)
            {
                return(-1);
            }
        }
예제 #4
0
 public static int ExecuteNonQuery(SqlWrapper SqlWrapper, QCConnectionType connectionType)
 {
     try
     {
         using (SqlConnection conn = new SqlConnection(ConnectionManager.GetInstance().Get(connectionType)))
         {
             SqlCommand cmd = new SqlCommand();
             cmd.CommandText = SqlWrapper.SqlString;
             cmd.Connection  = conn;
             cmd.CommandType = SqlWrapper.CommandType;
             conn.Open();
             if (SqlWrapper.Parameter != null && SqlWrapper.Parameter.Length > 0)
             {
                 foreach (SqlParameter para in SqlWrapper.Parameter)
                 {
                     para.Value = para.Value == null ? DBNull.Value : para.Value;
                     cmd.Parameters.Add(para);
                 }
             }
             int iret = cmd.ExecuteNonQuery();
             if (SqlWrapper.Parameter != null && SqlWrapper.Parameter.Length > 0)
             {
                 foreach (SqlParameter para in SqlWrapper.Parameter)
                 {
                     if (para.Direction == ParameterDirection.ReturnValue)
                     {
                         iret = Convert.ToInt16(para.Value.ToString());
                     }
                 }
             }
             return(iret);
         }
     }
     catch (SqlException sqlException)
     {
         return(-1);
     }
     catch (Exception ex)
     {
         return(-1);
     }
 }