Esempio n. 1
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 public override IQueryFilter GetUniqueFilter()
 {
     if (UniqueFilterProvider != null)
     {
         return(UniqueFilterProvider());
     }
     else
     {
         var colFilter = new RightColumns();
         return(colFilter.KeyColumn == IdValue);
     }
 }
Esempio n. 2
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        public static long Count(WhereDelegate <RightColumns> where, Database database = null)
        {
            RightColumns c      = new RightColumns();
            IQueryFilter filter = where (c);

            Database db    = database ?? Db.For <Right>();
            QuerySet query = GetQuerySet(db);

            query.Count <Right>();
            query.Where(filter);
            query.Execute(db);
            return(query.Results.As <CountResult>(0).Value);
        }
Esempio n. 3
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        public static Right GetOneWhere(WhereDelegate <RightColumns> where, Database database = null)
        {
            var result = OneWhere(where, database);

            if (result == null)
            {
                RightColumns c      = new RightColumns();
                IQueryFilter filter = where (c);
                result = CreateFromFilter(filter, database);
            }

            return(result);
        }
Esempio n. 4
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 public static async Task BatchQuery <ColType>(int batchSize, WhereDelegate <RightColumns> where, Action <IEnumerable <Right> > batchProcessor, Bam.Net.Data.OrderBy <RightColumns> orderBy, Database database = null)
 {
     await Task.Run(async() =>
     {
         RightColumns columns = new RightColumns();
         var results          = Top(batchSize, where, orderBy, database);
         while (results.Count > 0)
         {
             await Task.Run(() =>
             {
                 batchProcessor(results);
             });
             ColType top = results.Select(d => d.Property <ColType>(orderBy.Column.ToString())).ToArray().Largest();
             results     = Top(batchSize, (RightColumns) where (columns) && orderBy.Column > top, orderBy, database);
         }
     });
 }
Esempio n. 5
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 public static async Task BatchQuery(int batchSize, WhereDelegate <RightColumns> where, Action <IEnumerable <Right> > batchProcessor, Database database = null)
 {
     await Task.Run(async() =>
     {
         RightColumns columns = new RightColumns();
         var orderBy          = Bam.Net.Data.Order.By <RightColumns>(c => c.KeyColumn, Bam.Net.Data.SortOrder.Ascending);
         var results          = Top(batchSize, where, orderBy, database);
         while (results.Count > 0)
         {
             await Task.Run(() =>
             {
                 batchProcessor(results);
             });
             long topId = results.Select(d => d.Property <long>(columns.KeyColumn.ToString())).ToArray().Largest();
             results    = Top(batchSize, (RightColumns) where (columns) && columns.KeyColumn > topId, orderBy, database);
         }
     });
 }
Esempio n. 6
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        public static RightCollection Top(int count, WhereDelegate <RightColumns> where, OrderBy <RightColumns> orderBy, Database database = null)
        {
            RightColumns c      = new RightColumns();
            IQueryFilter filter = where (c);

            Database db    = database ?? Db.For <Right>();
            QuerySet query = GetQuerySet(db);

            query.Top <Right>(count);
            query.Where(filter);

            if (orderBy != null)
            {
                query.OrderBy <RightColumns>(orderBy);
            }

            query.Execute(db);
            var results = query.Results.As <RightCollection>(0);

            results.Database = db;
            return(results);
        }