offended? not at all. i just dont think that u can get away with less (as amount and as trickiness) code by doing these within SA (e.g. attaching into mapper-, attribute- or session- extensions). but let's see what others will say about it. sorry i can't help.
ciao svil On Tuesday 24 February 2009 22:41:56 paniq303 wrote: > On Feb 24, 5:16 pm, [email protected] wrote: > > these are two general patterns, observer/listener and undo/redo > > (command-pattern), which have nothing to do with DB. > > i dont know about 2) DB-observers which would react on somebody > > else changing the DB, AFAIK that is possible on certain servers > > only, but the rest should be done independly on higher level than > > DB-stuff. read about Model-View-Controller. > > Your reply sounds a bit offended. I'm sorry if my request came over > as kind of rude. I don't mean to upset anybody, and I don't want to > take up your time, so please send me elsewhere if my inquiry does > not fit the projects scope. > > I'm using a Model-View-Controller scheme at the moment. I also know > of the command pattern and how it works. > > But I'm trying to write as little code on my own as I can. > SQLAlchemy provides a high level model part for the application, > and borders on the issues I presented above. I can see that the > issues I presented are not neccessarily of importance in the scope > of SQL. > > So let me rephrase my question: how could I solve above two issues > in the most efficient manner, leveraging whatever SQL and > SQLAlchemy have to offer? Is there any short cut I can take on the > way to undo/redo functionality? > > If journaling DB changes would be a good way to track changes, how > can I hook up on them best? Where would my plan fit in? > > I'm sorry if these questions swamp you. Maybe I am thinking too > much. > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en -~----------~----~----~----~------~----~------~--~---
