would produce an empty WHERE clause when an empty :func:`.and_()`
or :func:`.or_()` or other blank expression were applied. This is
now consistent with that of :func:`.select`.
fixes#3045
a no-name :class:`.BindParameter` is received, e.g. via :func:`.sql.literal`
or similar; the "key" of the bind param is used as the key within
.c. rather than the rendered name. Since these binds have "anonymous"
names in any case, this allows individual bound parameters to
have their own name within a selectable if they are otherwise unlabeled.
fixes#2974
MySQL, to correctly render the SET clause among multiple columns
with the same name across tables. This also changes the name used for
the bound parameter in the SET clause to "<tablename>_<colname>" for
the non-primary table only; as this parameter is typically specified
using the :class:`.Column` object directly this should not have an
impact on applications. The fix takes effect for both
:meth:`.Table.update` as well as :meth:`.Query.update` in the ORM.
[ticket:2912]
table is a SELECT with its own bound parameters, where the positioning
of the bound parameters would be reversed versus the statement
itself when using MySQL's special syntax.
[ticket:2768]
become an externally usable package but still remains within the main sqlalchemy parent package.
in this system, we use kind of an ugly hack to get the noseplugin imported outside of the
"sqlalchemy" package, while still making it available within sqlalchemy for usage by
third party libraries.
- enhancements to test suite including ability to set up a testing engine
for a whole test class, fixes to how noseplugin sets up/tears
down per-class context
requires that the updated table be present
in the FROM clause when an alias of that
table is also present in the FROM clause.
The updated table is now always present
in the FROM, when FROM is present
in the first place. Courtesy sayap.
[ticket:2468]
Mike Bayer