public override IQueryFilter GetUniqueFilter() { if (UniqueFilterProvider != null) { return(UniqueFilterProvider(this)); } else { var colFilter = new AccountColumns(); return(colFilter.KeyColumn == IdValue); } }
public static long Count(WhereDelegate <AccountColumns> where, Database database = null) { AccountColumns c = new AccountColumns(); IQueryFilter filter = where (c); Database db = database ?? Db.For <Account>(); QuerySet query = GetQuerySet(db); query.Count <Account>(); query.Where(filter); query.Execute(db); return(query.Results.As <CountResult>(0).Value); }
public static Account GetOneWhere(WhereDelegate <AccountColumns> where, Database database = null) { var result = OneWhere(where, database); if (result == null) { AccountColumns c = new AccountColumns(); IQueryFilter filter = where (c); result = CreateFromFilter(filter, database); } return(result); }
public static async Task BatchQuery <ColType>(int batchSize, WhereDelegate <AccountColumns> where, Action <IEnumerable <Account> > batchProcessor, Bam.Net.Data.OrderBy <AccountColumns> orderBy, Database database = null) { await Task.Run(async() => { AccountColumns columns = new AccountColumns(); 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, (AccountColumns) where (columns) && orderBy.Column > top, orderBy, database); } }); }
public static async Task BatchQuery(int batchSize, WhereDelegate <AccountColumns> where, Action <IEnumerable <Account> > batchProcessor, Database database = null) { await Task.Run(async() => { AccountColumns columns = new AccountColumns(); var orderBy = Bam.Net.Data.Order.By <AccountColumns>(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, (AccountColumns) where (columns) && columns.KeyColumn > topId, orderBy, database); } }); }
public static AccountCollection Top(int count, WhereDelegate <AccountColumns> where, OrderBy <AccountColumns> orderBy, Database database = null) { AccountColumns c = new AccountColumns(); IQueryFilter filter = where (c); Database db = database ?? Db.For <Account>(); QuerySet query = GetQuerySet(db); query.Top <Account>(count); query.Where(filter); if (orderBy != null) { query.OrderBy <AccountColumns>(orderBy); } query.Execute(db); var results = query.Results.As <AccountCollection>(0); results.Database = db; return(results); }