Ottavio Campana wrote:
> I'm writing a python script to update some tables in a db. My
> problem is
> that I need to lock a couple of tables, perform several operations and
> read the corresponding output.
>
> I was thinking about lock in exclusive mode, but in the
> documentation I
> found that it is valid only in a transaction. But since I need to
> execute a command and read the output and so forth, I think I
> cannot use
> a transaction.
>
> What would you use to lock the table?
What makes you think that you "need to lock a couple of tables"?
Maybe there is a different, less invasive way to solve your
problem. What do you want to achieve?
Yours,
Laurenz Albe