I work on reporting apps against a warehouse, so I have to straddle the line between objects and things people load in the backend and report off of directly.
On May 11, 2011, at 4:51 PM, Mark Wardle wrote: > Can you re-imagine your problem as objects instead of thinking of the > database or do you have other code accessing SQL directly? > > Mark > > On 11 May 2011 20:14, Michael Gargano <[email protected]> wrote: >> I was just talking to David Holt about this and he suggested I tap the brain >> trust. :) >> >> I was wondering if there is a database design pattern for a situation where >> I have some template structure >> let's say >> >> tA <->> tB <->> tC (records across these tables are the template, >> the template is a whole object graph rooted at one record in tA) >> >> where the templates can be configured on a per tenant basis (so, the >> templates themselves are records that define defaults and new ones can be >> added when new tenants or templates are added). I need to make a copy of a >> template that a tenant uses and make it local to a user (under that tenant) >> who can then customize the values in that template for their needs. >> >> It's basically a class/instance kind of structure, but at the data level in >> the database. It's as if I need to copy an EOs from one table to another >> where the destination table has a few more attributes than the source table >> did. It's made more complicated by the fact that I need to copy that >> template object graph, not just one EO. >> >> Any suggestions? >> *Hopes beyond hope* >> >> Thanks. >> -Mike >> >> >> _______________________________________________ >> Do not post admin requests to the list. They will be ignored. >> Webobjects-dev mailing list ([email protected]) >> Help/Unsubscribe/Update your Subscription: >> http://lists.apple.com/mailman/options/webobjects-dev/mark%40wardle.org >> >> This email sent to [email protected] >> >> > > > > -- > Dr. Mark Wardle > Specialist registrar, Neurology > Cardiff, UK >
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