Re: [Virtuoso-users] MVCC ... flash back queries...

2008-05-02 Thread Ivan Mikhailov
Rob, I'd estimate the priority of this feature as very low. There are some reasons why this is less important for Virtuoso than for Oracle: 1. Virtuoso integrates web server and the core of RDBMS in a single process, so page generation can be made by a Virtuoso/PL stored procedure from beginning

[Virtuoso-users] MVCC ... flash back queries...

2008-05-01 Thread rob bygrave
Does Virtuoso use an MVCC architecture? I wondering if it has support (or planned support) for something like Oracle Flash back queries. Ala ... select ... from ... AS OF SCN xxx http://www.singlequery.com/?cat=10 ... is an interesting example of a use of flash back queries. Thanks, Rob.