On Thursday 26 July 2007 11:37:08 Marco Mariani wrote: > [EMAIL PROTECTED] ha scritto: > > here some theory on comparing data trees, in order to produce the > > changeset edit scripts. > > http://www.pri.univie.ac.at/Publications/2005/Eder_DAWAK2005_A_Tr > >ee_Comparison_Approach_to_Detect.pdf > > The complete title of the paper is "A Tree Comparison Approach To > Detect Changes in Data Warehouse Structures". > > "data warehouse" is the key concept. > > > of course full automation is not possible and not needed - but > > why not do maximum effect/help with minimum resources? > > I've not read it, but what is working for data warehouse could fail > miserably in a normalized database. sure. there are graphs and not just trees. Apart of that, same thing, nodes and edges. u can try the metadatadiff.py, there's lots of node-types to add/describe but IMO the idea is there. or u can keep doing it by hand. choice is yours.
Actualy, i'm the worst one to develop this - i have no enough experience with sql and db-admining in general, nor i know _all_ internals of SA. But hey... --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "sqlalchemy" group. To post to this group, send email to sqlalchemy@googlegroups.com 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 -~----------~----~----~----~------~----~------~--~---
