SQLite doesn’t work great for concurrent access. Or is the database file just stuck in a locked state? try copying it to a different file.
On Dec 19, 2013, at 12:51 AM, AM <[email protected]> wrote: > PS: > > The only thing I can think of that is not quite usual is that I have a save > method on my models and that calls flush() on the session object. > > and the session is created using: > > DB = scoped_session(sessionmaker(extension=ZopeTransactionExtension())) > > > Thanks. > AM > > > On 12/18/2013 09:35 PM, AM wrote: >> Hi All. >> >> I have a pyramid app, that uses sqlite via sqlalchemy when run in >> development. >> >> The configuration used: >> >> sqlalchemy.url = sqlite:///%(here)s/pyp.sqlite?pool_size=1 >> sqlalchemy.isolation_level = SERIALIZABLE >> >> The application initializes the engine using: >> >> settings = config.get_settings() >> engine = sa.engine_from_config(settings, 'sqlalchemy.') >> DB.configure(bind=engine) >> BASE.metadata.bind = engine >> >> >> Another part of the application that runs as a daemon also uses the same >> setup. This daemon always starts after the app. The daemon initializes >> the engine using the same piece of code. >> >> When the application tries to insert a record in the database I get the >> following error: >> >> OperationalError: (OperationalError) database is locked >> >> I am fairly certain I had this working previously quite some time back >> but for the life of me cannot remember how. >> >> Any help would be greatly appreciated. >> >> Thanks. >> AM > > -- > You received this message because you are subscribed to the Google Groups > "sqlalchemy" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/sqlalchemy. > For more options, visit https://groups.google.com/groups/opt_out.
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