the version called by column loaders on an incomplete row (i.e.
joined table inheritance). there are more dramatic changes
that can be made here but this one is conservative so far
as far as how much we're altering how InstanceState tracks
"expired" attributes.
sqlalchemy.orm.strategies, most logging calls during row
loading have been removed. These were never very helpful
and cluttered up the code.
- Some internal streamlining of object loading grants a
small speedup for large results, estimates are around
10-15%.
- Importing testenv has no side effects- explicit functions provide similar behavior to the old immediate behavior of testbase
- testing.db has the configured db
- Fixed up the perf/* scripts