Пример #1
0
        public static DataTable GetQuery(ClsDataAccess Da, string ViewObject, string Fields, ClsQueryCondition Condition, string Sort = "", Int64 Top = 0, Int32 Page = 0)
        {
            string Query_RowNumberSort = Sort;
            if (Query_RowNumberSort.Trim() == "") Query_RowNumberSort = "(Select 0)";

            string Query_Top = "";
            if (Top > 0) Query_Top = "Top " + Top.ToString();

            Int64 PageCondition = 0;
            if (Page > 0)
            { PageCondition = Top * (Page - 1); }

            if (ViewObject.Trim() != "") ViewObject = " From " + ViewObject + " ";
            if (Fields.Trim() == "") Fields = " * ";
            if (Sort.Trim() != "") Sort = " Order By " + Sort;

            ClsPreparedQuery Pq = new ClsPreparedQuery(Da);
            Pq.Add_Parameter("ViewObject", SqlDbType.VarChar, 8000, 0, 0, ViewObject);
            Pq.Add_Parameter("Fields", SqlDbType.VarChar, 8000, 0, 0, Fields);
            Pq.Add_Parameter("Sort", SqlDbType.VarChar, 8000, 0, 0, Sort);

            string Query_Condition = "";
            if (Condition != null)
            {
                Query_Condition = " Where 1 = 1 ";
                Query_Condition += " And " + Condition.GetQueryCondition();
                Pq.Add_Parameter(Condition.GetParameters());
            }

            Pq.pQuery = @"Select " + Query_Top + @" [Tb].* From ( Select Row_Number() Over (Order By " + Query_RowNumberSort + @") As [RowNumber], " + Fields + " " + ViewObject + " " + Query_Condition + @" ) As [Tb] Where [Tb].RowNumber > " + PageCondition + " " + Sort;
            Pq.Prepare();

            return Pq.ExecuteQuery().Tables[0];
        }
Пример #2
0
        public static DataTable GetQueryWithPage(ClsDataAccess Da, string ViewObject, string Fields, string Condition, string Sort, Int64 Top, Int32 Page)
        {
            string Query_RowNumberSort = Sort;
            if (Query_RowNumberSort.Trim() == "") Query_RowNumberSort = "(Select 0)";

            string Query_Top = "";
            if (Top > 0) Query_Top = "Top " + Top.ToString();

            Int64 PageCondition = 0;
            if (Page > 0)
            {
                PageCondition = Top * (Page - 1);
            }

            if (ViewObject.Trim() != "") ViewObject = " From " + ViewObject + " ";
            if (Fields.Trim() == "") Fields = " * ";
            if (Condition.Trim() != "") Condition = " Where " + Condition;
            if (Sort.Trim() != "") Sort = " Order By " + Sort;

            ClsPreparedQuery Pq = new ClsPreparedQuery(Da);
            Pq.pQuery = @"Declare @Query As VarChar(Max); Set @Query = 'Select ' + @Top ' + [Tb].* From ( Select Row_Number() Over (Order By ' + @RowNumberSort + ') As [RowNumber], ' + @Fields + ' ' + @ViewObject + ' ' + @Condition + ' ' + @Sort + ' ) As [Tb] Where [Tb].RowNumber >= ' + @PageCondtion + ''; Exec(@Query)";
            Pq.Add_Parameter("ViewObject", SqlDbType.VarChar, 8000, 0, 0, ViewObject);
            Pq.Add_Parameter("Top", SqlDbType.VarChar, 8000, 0, 0, Query_Top);
            Pq.Add_Parameter("RowNumberSort", SqlDbType.VarChar, 8000, 0, 0, Query_RowNumberSort);
            Pq.Add_Parameter("PageCondtion", SqlDbType.BigInt, 0, 0, 0, PageCondition);
            Pq.Add_Parameter("Fields", SqlDbType.VarChar, 8000, 0, 0, Fields);
            Pq.Add_Parameter("Condition", SqlDbType.VarChar, 8000, 0, 0, Condition);
            Pq.Add_Parameter("Sort", SqlDbType.VarChar, 8000, 0, 0, Sort);
            Pq.Prepare();

            return Pq.ExecuteQuery().Tables[0];
        }
Пример #3
0
        public static DataTable GetQuery(ClsDataAccess Da, string ViewObject, string Fields, string Condition, string Sort)
        {
            if (ViewObject.Trim() != "") ViewObject = " From " + ViewObject + " ";
            if (Fields.Trim() == "") Fields = " * ";
            if (Condition.Trim() != "") Condition = " Where " + Condition;
            if (Sort.Trim() != "") Sort = " Order By " + Sort;

            ClsPreparedQuery Pq = new ClsPreparedQuery(Da);
            Pq.pQuery = @"Declare @Query As VarChar(Max); Set @Query = 'Select ' + @Fields + ' ' + @ViewObject + ' ' + @Condition + ' ' + @Sort; Exec(@Query)";
            Pq.Add_Parameter("ViewObject", SqlDbType.VarChar, 8000, 0, 0, ViewObject);
            Pq.Add_Parameter("Fields", SqlDbType.VarChar, 8000, 0, 0, Fields);
            Pq.Add_Parameter("Condition", SqlDbType.VarChar, 8000, 0, 0, Condition);
            Pq.Add_Parameter("Sort", SqlDbType.VarChar, 8000, 0, 0, Sort);
            Pq.Prepare();

            return Pq.ExecuteQuery().Tables[0];
        }