outside of "sqlalchemy" and under "test/".
Rationale:
- coverage plugin works without issue, without need for an awkward
additional package install
- command line for "nosetests" isn't polluted with SQLAlchemy options
[ticket:1949]
chains of a single non-associative operator.
I.e. "x - (y - z)" will compile as "x - (y - z)"
and not "x - y - z". Also works with labels,
i.e. "x - (y - z).label('foo')"
[ticket:1984]
- Single element tuple expressions inside an IN clause
parenthesize correctly, also from [ticket:1984],
added tests for PG
- re-fix again importlater, [ticket:1983]
and will use the non-persistent values of their pk/fk
attributes in order to formulate the criterion.
Docs are also clarified as to the purpose of with_parent().
- fix for PG test executing an alias()
set_isolation_level() method instead of relying
upon the base "SET SESSION ISOLATION" command,
as psycopg2 resets the isolation level on each new
transaction otherwise.
unknown numeric is received.
- psycopg2/pg8000 dialects now aware of REAL[], FLOAT[],
DOUBLE_PRECISION[], NUMERIC[] return types without
raising an exception.
- introducing testing.provide_metadata for all these stupid little
create/drop tests
postgresql dialect directly, which add the PG-specific
argument 'precision' to both. 'precision' and
'timezone' are correctly reflected for both TIME and
TIMEZONE types. [ticket:997]
relationship(), to eliminate confusion over the relational
algebra term. relation() however will remain available
in equal capacity for the foreseeable future. [ticket:1740]
a warning in all cases where it is asked to encode a non-unicode
Python string, and will do nothing for DBAPIs that already
accept Python unicode objects.
of determining the return type from an expression
as well as the adaptation of the Python operator into
a SQL operator, based on the full left/right/operator
of the given expression. In particular
the date/time/interval system created for Postgresql
EXTRACT in [ticket:1647] has now been generalized into
the type system. The previous behavior which often
occured of an expression "column + literal" forcing
the type of "literal" to be the same as that of "column"
will now usually not occur - the type of
"literal" is first derived from the Python type of the
literal, assuming standard native Python types + date
types, before falling back to that of the known type
on the other side of the expression. Also part
of [ticket:1683].
which accepts keywords that affect how the statement
is executed w.r.t. the DBAPI. Currently supports
"stream_results", causes psycopg2 to use a server
side cursor for that statement. Can also be set
upon select() and text() constructs directly as well
as ORM Query().
passed to the resulting statement. Currently only
Select-statements have these options, and the only option
used is "stream_results", and the only dialect which knows
"stream_results" is psycopg2.
- Query.yield_per() will set the "stream_results" statement
option automatically.
- Added "statement_options()" to Selects, which set statement
specific options. These enable e.g. dialect specific options
such as whether to enable using server side cursors, etc.
- The psycopg2 now respects the statement option
"stream_results". This option overrides the connection setting
"server_side_cursors". If true, server side cursors will be
used for the statement. If false, they will not be used, even
if "server_side_cursors" is true on the
connection. [ticket:1619]
- added a "frozendict" from http://code.activestate.com/recipes/414283/,
adding more default collections as immutable class vars on
Query, Insert, Select
Uses a straight CheckConstraint with a generic expression. Preparing for boolean
constraint in [ticket:1589]
- CheckConstraint now accepts SQL expressions, though support for quoting of values
will be very limited. we don't want to get into formatting dates and such.
types to more intelligently determine float() vs. Decimal(),
[ticket:1567]
- since result processing is a hot issue of late, the DBAPI type
returned from cursor.description is certainly useful in cases like
these to determine an efficient result processor. There's likely
other result processors that can make use of it. But, backwards
incompat change to result_processor(). Happy major version number..
corresponding to the argument that PG accepts.
- Added support for reflecting the INTERVAL YEAR TO MONTH
and INTERVAL DAY TO SECOND syntaxes of the INTERVAL
type. [ticket:460]
Mike Bayer