> Hi > > I usually use MySQL to develop on, however I need to work with Postgres for > the first time today so I fired it up. I have a routine which converts a > non-SQL database into the database of choice, converting its schema into a > new table in the target database using SQA, and then copies all the data in > the source database into the new SQL table. > > That all worked fine into the Postgres+pg8000 database. My problem is when I > then attempt to open up a table again using auto reflection I get an error > I've never seen before, and I don't get how this can be, given the table was > created via sqlalchemy? The data looks fine in the table, and all columns > are created as I expected (converting to the correct Postrgres column types > etc. > > Error when I issue t = Table('my_table', meta, autoload=True) is; (sorry > about the screen shot, I'm working in a bad RDP client and can't cut/paste > into my Mac. :-( > > <PastedGraphic-1.png> > > So it appears to be having some problem in the reflection, but I can't see > why - I hope there is a setting in the connection or something I can do to > fix this up? I've never used Postgres before, so I'm groping in the dark.. > From Googling around, it appears that there is some issue with determining > the schema or some such, but it's all assuming I know a lot more about > Postgres than I do! > > Cheers > Warwick >
Further to the above - I looked into my code for the database cloning explained above, to see how IT opened the table. It worked because I was still using the same MetaData object, therefore the column defs were cached. The error happens on a virgin MetaData object with autoload. -- 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 sqlalchemy+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/sqlalchemy?hl=en.