Thanks Gaëtan! the link was very helpful: it works fine opening the db once per thread.
Mario On 23 June 2010 20:15, Gaëtan de Menten <[email protected]> wrote: > On Wed, 2010-06-23 at 04:50 -0700, mrceresa wrote: >> Hello all! first of all, thanks for the wonderful work here at elixir: >> it is really a beautiful library! >> >> I'm writing to seek advice on how to share a db between different >> threads. I'd like to do the following: >> >> 1) Create an in-memory db >> 2) Watch for some directory changes with inotify >> 3) When a change arrives, span a new thread and record some data on >> the db >> >> The problem is that then the thread dies on session.commit() with: >> >> raise exc.DBAPIError.instance(statement, parameters, e, >> connection_invalidated=is_disconnect) >> OperationalError: (OperationalError) no such table: study u'SELECT >> study.id AS study_id, study.name AS study_name, study.patient_id AS >> study_patient_id \nFROM study \nWHERE study.name = ?' ['test3'] >> >> as if the db were not initialized. >> >> I realized on the doc that the session should not be shared among >> threads, so I was wondering if the best way to solve this is to put >> the db on a file and open it once for thread. >> >> Thanks for any comment you might want to share! > > See > http://www.sqlalchemy.org/docs/05/reference/dialects/sqlite.html#threading-behavior > > Hope it helps, > Gaëtan. > > -- > You received this message because you are subscribed to the Google Groups > "SQLElixir" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/sqlelixir?hl=en. > > -- You received this message because you are subscribed to the Google Groups "SQLElixir" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/sqlelixir?hl=en.
