22.02.2012 18:32, ik wrote: > Queues that are specific for time, like Task Queues that can start > for example at 10:00:25 pm but no longer then 10:05:40 pm that day .
I never heard about such queries. Could you provide a practical example? > How would you go with that ? I would go back to design and review such decisions. > But Oracle and MS, do think that their DBMS can provide such tasks. Actually, they don't. Their schedules and jobs are executed by external applications. > 1. Why do you think DBMS are not the proper engine for this ? Because DBMS engine is badly suited for this task. > 2. How would you recommend to do massive data manipulation on data in > records in the most efficient way, that does not duplicate data, does > not take too much memory from the machine, and does not duplicate your > code for every project, but allow you to scale your tasks ? I would recommend not to do massive data manipulation. > 3. So if DBMS should not have time based manipulation engine, then > when you talk about DBMS, what exactly do you mean ? DataBase Management System, obviously. > 4. Are you in the scholars that think that database engine's job is to > store data, and make external applications to do the manipulation ? Yes. Store and allow access to data is the job for DBMS. > 5. What type of features (or direction towards features) do you think > that database engine should have ? It must be fast and robust under load. -- SY, SD. ------------------------------------------------------------------------------ Virtualization & Cloud Management Using Capacity Planning Cloud computing makes use of virtualization - but cloud computing also focuses on allowing computing to be delivered as a service. http://www.accelacomm.com/jaw/sfnl/114/51521223/ Firebird-Devel mailing list, web interface at https://lists.sourceforge.net/lists/listinfo/firebird-devel
