Mike Bayer [Mon, 19 Oct 2015 16:17:37 +0000 (12:17 -0400)]
- Fixed regression in 1.0 where new feature of using "executemany"
for UPDATE statements in the ORM (e.g. :ref:`feature_updatemany`)
would break on Postgresql and other RETURNING backends
when using server-side version generation
schemes, as the server side value is retrieved via RETURNING which
is not supported with executemany.
fixes #3556
Mike Bayer [Fri, 9 Oct 2015 22:01:43 +0000 (18:01 -0400)]
- Added the :paramref:`.AssociationProxy.info` parameter to the
:class:`.AssociationProxy` constructor, to suit the
:attr:`.AssociationProxy.info` accessor that was added in
:ticket:`2971`. This is possible because :class:`.AssociationProxy`
is constructed explicitly, unlike a hybrid which is constructed
implicitly via the decorator syntax.
fixes #3551
Mike Bayer [Mon, 5 Oct 2015 13:49:34 +0000 (09:49 -0400)]
- Fixed bug in Oracle dialect where reflection of tables and other
symbols with names quoted to force all-lower-case would not be
identified properly in reflection queries. The :class:`.quoted_name`
construct is now applied to incoming symbol names that detect as
forced into all-lower-case within the "name normalize" process.
fixes #3548
Mike Bayer [Thu, 1 Oct 2015 13:37:53 +0000 (09:37 -0400)]
- remove ambiguous use of the phrase "joined together by AND" as this
may be construed as the Python "and" keyword
- add notes to ORM tutorial for beginners that Python "and" keyword
is not to be used
fixes #3545
Mike Bayer [Thu, 10 Sep 2015 14:00:46 +0000 (10:00 -0400)]
- add a new FAQ recipe for "walk all objects", replacing the need
to use mapper.cascade_iterator() for this purpose as it was not really
designed for that use case. Add docs to cascade_iterator() pointing
to the recipe. fixes #3498
Mike Bayer [Tue, 8 Sep 2015 17:00:26 +0000 (13:00 -0400)]
- Fixed bug in :meth:`.Session.bulk_save_objects` where a mapped
column that had some kind of "fetch on update" value and was not
locally present in the given object would cause an AttributeError
within the operation.
fixes #3525
Mike Bayer [Mon, 31 Aug 2015 15:30:03 +0000 (11:30 -0400)]
- Fixed regression in 1.0-released default-processor for multi-VALUES
insert statement, :ticket:`3288`, where the column type for the
default-holding column would not be propagated to the compiled
statement in the case where the default was being used,
leading to bind-level type handlers not being invoked.
fixes #3520
Mike Bayer [Fri, 28 Aug 2015 03:38:14 +0000 (23:38 -0400)]
- use consistent and descriptive language in all cases
where we refer to the "weak_identity_map" option, and add additional
exposition in the session documentation which refers to it.
fixes #3517
Mike Bayer [Thu, 27 Aug 2015 19:56:00 +0000 (15:56 -0400)]
- reword and update documentation on passive_updates=False; as virtually
all DBs now support ON UPDATE CASCADE other than Oracle, there's no need
to try to reimplement more functionality here and users should be encouraged
to forego natural PKs unless their target platform supports them.
references #2666
Mike Bayer [Mon, 24 Aug 2015 14:54:09 +0000 (10:54 -0400)]
- Fixed two issues in the "history_meta" example where history tracking
could encounter empty history, and where a column keyed to an alternate
attribute name would fail to track properly. Fixes courtesy
Alex Fraser.
Mike Bayer [Fri, 21 Aug 2015 20:36:15 +0000 (16:36 -0400)]
- rework the "controlling DDL sequences" documentation to
refer mostly to the DDL object; this system is primarily useful
in that case, and not for built-in objects. Reference that
the built-in case is not really viable right now. References #3442.
Mike Bayer [Fri, 14 Aug 2015 19:34:01 +0000 (15:34 -0400)]
- add tests for InstanceEvents.init, InstanceEvents.init_failure
- ensure that kwargs can be modified in-place within InstanceEvents.init
and that these take effect for the __init__ method.
- improve documentation for these and related events, including
that kwargs can be modified in-place.
Mike Bayer [Tue, 11 Aug 2015 17:05:17 +0000 (13:05 -0400)]
- Fixed 1.0 regression where the "noload" loader strategy would fail
to function for a many-to-one relationship. The loader used an
API to place "None" into the dictionary which no longer actually
writes a value; this is a side effect of :ticket:`3061`.
- remove InstanceState._initialize() totally, it's used nowhere
else and no longer does what it says it does
- fill in fowards-port version ids throughout the changes for 1.0.9
Mike Bayer [Mon, 10 Aug 2015 14:07:17 +0000 (10:07 -0400)]
- Fixed two issues regarding Sybase reflection, allowing tables
without primary keys to be reflected as well as ensured that
a SQL statement involved in foreign key detection is pre-fetched up
front to avoid driver issues upon nested queries. Fixes here
courtesy Eugene Zapolsky; note that we cannot currently test
Sybase to locally verify these changes.
fixes #3508 fixes #3509
Mike Bayer [Wed, 29 Jul 2015 21:40:47 +0000 (17:40 -0400)]
- Fixed support for cx_Oracle version 5.2, which was tripping
up SQLAlchemy's version detection under Python 3 and inadvertently
not using the correct unicode mode for Python 3. This would cause
issues such as bound variables mis-interpreted as NULL and rows
silently not being returned.
fixes #3491
Mike Bayer [Fri, 24 Jul 2015 16:24:18 +0000 (12:24 -0400)]
- An adjustment to the new Postgresql feature of reflecting storage
options and USING of :ticket:`3455` released in 1.0.6,
to disable the feature for Postgresql versions < 8.2 where the
``reloptions`` column is not provided; this allows Amazon Redshift
to again work as it is based on an 8.0.x version of Postgresql.
Fix courtesy Pete Hollobon.
references #3455
Mike Bayer [Wed, 22 Jul 2015 21:59:34 +0000 (17:59 -0400)]
- Fixed critical issue whereby the pool "checkout" event handler
may be called against a stale connection without the "connect"
event handler having been called, in the case where the pool
attempted to reconnect after being invalidated and failed; the stale
connection would remain present and would be used on a subsequent
attempt. This issue has a greater impact in the 1.0 series subsequent
to 1.0.2, as it also delivers a blanked-out ``.info`` dictionary to
the event handler; prior to 1.0.2 the ``.info`` dictionary is still
the previous one.
fixes #3497
Mike Bayer [Tue, 21 Jul 2015 16:33:35 +0000 (12:33 -0400)]
- Fixed bug in SQLite dialect where reflection of UNIQUE constraints
that included non-alphabetic characters in the names, like dots or
spaces, would not be reflected with their name.
fixes #3495
Mike Bayer [Tue, 21 Jul 2015 00:35:04 +0000 (20:35 -0400)]
- Fixed an issue where a particular base class within utils
didn't implement ``__slots__``, and therefore meant all subclasses
of that class didn't either, negating the rationale for ``__slots__``
to be in use. Didn't cause any issue except on IronPython
which apparently does not implement ``__slots__`` behavior compatibly
with cPython.
Fixes #3494
Mike Bayer [Sun, 19 Jul 2015 20:32:31 +0000 (16:32 -0400)]
- Fixed regression where new methods on :class:`.ResultProxy` used
by the ORM :class:`.Query` object (part of the performance
enhancements of :ticket:`3175`) would not raise the "this result
does not return rows" exception in the case where the driver
(typically MySQL) fails to generate cursor.description correctly;
an AttributeError against NoneType would be raised instead.
fixes #3481
Mike Bayer [Sun, 19 Jul 2015 16:20:00 +0000 (12:20 -0400)]
- Fixed regression where :meth:`.ResultProxy.keys` would return
un-adjusted internal symbol names for "anonymous" labels, which
are the "foo_1" types of labels we see generated for SQL functions
without labels and similar. This was a side effect of the
performance enhancements implemented as part of references #918.
fixes #3483
Mike Bayer [Sun, 19 Jul 2015 14:27:33 +0000 (10:27 -0400)]
- Fixed bug where coersion of literal ``True`` or ``False`` constant
in conjunction with :func:`.and_` or :func:`.or_` would fail
with an AttributeError.
fixes #3490
Mike Bayer [Sun, 19 Jul 2015 14:00:13 +0000 (10:00 -0400)]
- Fixed potential issue where a custom subclass
of :class:`.FunctionElement` or other column element that incorrectly
states 'None' or any other invalid object as the ``.type``
attribute will report this exception instead of recursion overflow.
fixes #3485
Mike Bayer [Fri, 17 Jul 2015 15:09:29 +0000 (11:09 -0400)]
- db_opts doesn't need to be a global since we no longer have any global
option for it. keep it local to production of config so values don't
leak in a multi --db situation.
Mike Bayer [Mon, 13 Jul 2015 19:39:04 +0000 (15:39 -0400)]
- Fixed bug in :class:`.AbstractConcreteBase` extension where
a column setup on the ABC base which had a different attribute
name vs. column name would not be correctly mapped on the final
base class. The failure on 0.9 would be silent whereas on
1.0 it raised an ArgumentError, so may not have been noticed
prior to 1.0.
fixes #3480
Mike Bayer [Thu, 9 Jul 2015 00:37:04 +0000 (20:37 -0400)]
- try to note under insert.values(), if you need
"multiple parameter sets" there is a much more common case
which works equally well for INSERT/UPDATE/DELETE e.g.
executemany(). reference #3476
Mike Bayer [Sun, 5 Jul 2015 15:16:26 +0000 (11:16 -0400)]
- add a warning suggesting to use the dictionary form of access
if the name of the attribute being accessed is non-specific,
thereby avoiding collisions on names like items, values, keys.
fixes #3475
Mike Bayer [Wed, 1 Jul 2015 17:19:28 +0000 (13:19 -0400)]
- Fixed 1.0 regression where value objects that override
``__eq__()`` to return a non-boolean-capable object, such as
some geoalchemy types as well as numpy types, were being tested
for ``bool()`` during a unit of work update operation, where in
0.9 the return value of ``__eq__()`` was tested against "is True"
to guard against this.
fixes #3469
Mike Bayer [Mon, 29 Jun 2015 17:47:27 +0000 (13:47 -0400)]
- Fixed 1.0 regression where a "deferred" attribute would not populate
correctly if it were loaded within the "optimized inheritance load",
which is a special SELECT emitted in the case of joined table
inheritance used to populate expired or unloaded attributes against
a joined table without loading the base table. This is related to
the fact that SQLA 1.0 no longer guesses about loading deferred
columns and must be directed explicitly.
fixes #3468
Mike Bayer [Sat, 27 Jun 2015 04:40:34 +0000 (00:40 -0400)]
- Fixed 1.0 regression where the "parent entity" of a synonym-
mapped attribute on top of an :func:`.aliased` object would
resolve to the original mapper, not the :func:`.aliased`
version of it, thereby causing problems for a :class:`.Query`
that relies on this attribute (e.g. it's the only representative
attribute given in the constructor) to figure out the correct FROM
clause for the query.
fixes #3466
- apply consitency to ._parententity vs.
__clause_element__()._annotations['parententity']
in terms of aliased class, test it all.
Mike Bayer [Thu, 25 Jun 2015 01:53:15 +0000 (21:53 -0400)]
- Fixed a major regression in the 1.0 series where the version_id_counter
feature would cause an object's version counter to be incremented
when there was no net change to the object's row, but instead an object
related to it via relationship (e.g. typically many-to-one)
were associated or de-associated with it, resulting in an UPDATE
statement that updates the object's version counter and nothing else.
In the use case where the relatively recent "server side" and/or
"programmatic/conditional" version counter feature were used
(e.g. setting version_id_generator to False), the bug could cause an
UPDATE without a valid SET clause to be emitted.
fixes #3465
Mike Bayer [Mon, 22 Jun 2015 19:24:41 +0000 (15:24 -0400)]
- Fixed issue when using :class:`.VARBINARY` type in conjunction with
an INSERT of NULL + pyodbc; pyodbc requires a special
object be passed in order to persist NULL. As the :class:`.VARBINARY`
type is now usually the default for :class:`.LargeBinary` due to
:ticket:`3039`, this issue is partially a regression in 1.0.
The pymssql driver appears to be unaffected.
fixes #3464
Mike Bayer [Mon, 22 Jun 2015 15:35:02 +0000 (11:35 -0400)]
- Re-fixed this issue first released in 1.0.5 to fix psycopg2cffi
JSONB support once again, as they suddenly
switched on unconditional decoding of JSONB types in version 2.7.1.
Version detection now specifies 2.7.1 as where we should expect
the DBAPI to do json encoding for us.
fixes #3439