Default scope of variables

[alex23]

On 9/07/2013 3:07 PM, Chris Angelico wrote:
> The subtransactions are NOT concepted as separate transactions. They
> are effectively the database equivalent of a try/except block.

Sorry, I assumed each nested query was somehow related to the prior
one. In which case, I'd probably go with Ethan's suggestion of a
top-level transaction context manager with its own substransaction
method.