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