GDA: empty PostgreSQL table failed workaround
warlord at MIT.EDU
Wed Feb 13 14:41:45 EST 2008
Quoting Greg Troxel <gdt at ir.bbn.com>:
> Saving to the db deletes all tables and then recreates them. It
> therefore deleted the slot_id without the default value. It wouldn't
> have touched the sequence. I'll need to build your workaround into a
> rev and then let you try it. There's also an argument to be made that I
> should create some test cases and set up automated tests for sqlite,
> mysql and psql. Maybe once I'm over these initial hurdles and some
> people are working with the code.
> I'm a gnucash newbie still, but the notion of 'saving' to a database and
> deleting all the tables seems very odd to me. I would think that
> database backends had two nice features over files:
I think this "saving to a database" really means "When you use File ->
Save As and supply a database target".. Which means when you're doing
a conversion from XML/File to GDA/DB it will delete and create the
database as part of the initialization process.
> can be remote
> allow multiple people to edit transactions etc. at once, with proper
> So I'd expect there to be not such a notion of saving, and having
> changes be propagated as they are made.
That's certainly true once you have an instantiated database.
> If the database is modifed by delete-restore, then I would hope that's
> wrapped in a transaction.
> Sorry if this sounds critical and out of left field - but I was totally
> surprised by the comment.
I think it's just loose language here.
Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory
Member, MIT Student Information Processing Board (SIPB)
URL: http://web.mit.edu/warlord/ PP-ASEL-IA N1NWH
warlord at MIT.EDU PGP key available
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