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Release: <span class="version-num">0.9.6</span> | Release Date: June 23, 2014
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<div class="section" id="changelog">
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<ul class="simple">
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<li><p id="change-0.6.6-15"><span class="target" id="change-e344fa51f77920bcead6517070be003a"><strong>[engine] </strong></span>The “unicode warning” against non-unicode bind data
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is now raised only when the
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Unicode type is used explictly; not when
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Unicode type is used explicitly; not when
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convert_unicode=True is used on the engine
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or String type.<a class="changeset-link headerlink reference internal" href="#change-e344fa51f77920bcead6517070be003a">¶</a><p></p>
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<li><p id="change-0.6.4-5"><span class="target" id="change-96944473a095ce6dfc07cbc71640f1d9"><strong>[orm] </strong></span>A warning is now emitted if a mapper is created against a
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join or other single selectable that includes multiple
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columns with the same name in its .c. collection,
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and those columns aren’t explictly named as part of
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and those columns aren’t explicitly named as part of
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the same or separate attributes (or excluded).
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In 0.7 this warning will be an exception. Note that
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this warning is not emitted when the combination occurs
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<li><p id="change-0.6.4-35"><span class="target" id="change-0a8949e6824cfb04db55beb3e85e4aed"><strong>[sql] </strong></span>the _Label construct, i.e. the one that is produced
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whenever you say somecol.label(), now counts itself
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in its “proxy_set” unioned with that of it’s
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in its “proxy_set” unioned with that of its
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contained column’s proxy set, instead of
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directly returning that of the contained column.
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This allows column correspondence
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and/or reorganized.<a class="changeset-link headerlink reference internal" href="#change-d47912608c4830253d4f01066a3062bb">¶</a><p></p>
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<li><p id="change-0.6.4-47"><span class="target" id="change-4d0bf2f6176ff585be192cce5473508e"><strong>[examples] </strong></span>The beaker_caching example has been reorgnized
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<li><p id="change-0.6.4-47"><span class="target" id="change-781cd432413e70f6da98e3dd05fda2be"><strong>[examples] </strong></span>The beaker_caching example has been reorganized
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such that the Session, cache manager,
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declarative_base are part of environment, and
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custom cache code is portable and now within
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“caching_query.py”. This allows the example to
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be easier to “drop in” to existing projects.<a class="changeset-link headerlink reference internal" href="#change-4d0bf2f6176ff585be192cce5473508e">¶</a><p></p>
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be easier to “drop in” to existing projects.<a class="changeset-link headerlink reference internal" href="#change-781cd432413e70f6da98e3dd05fda2be">¶</a><p></p>
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<li><p id="change-0.6.4-48"><span class="target" id="change-723cdb6f299e5eb37115fdceb06a6607"><strong>[examples] </strong></span>the history_meta versioning recipe sets “unique=False”
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“subqueryload_all(props...)”.<a class="changeset-link headerlink reference internal" href="#change-f967d8dbf3c4194f9e0b1af4d5804fd6">¶</a><p>References: <a class="reference external" href="http://www.sqlalchemy.org/trac/ticket/1675">#1675</a></p>
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<li><p id="change-0.6beta3-1"><span class="target" id="change-5767ddfaa66ff81d727e89c1b58f2c10"><strong>[orm] </strong></span>To accomodate the fact that there are now two kinds of eager
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<li><p id="change-0.6beta3-1"><span class="target" id="change-18a93528ced9a2629dcac08a74e933e0"><strong>[orm] </strong></span>To accommodate the fact that there are now two kinds of eager
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loading available, the new names for eagerload() and
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eagerload_all() are joinedload() and joinedload_all(). The
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old names will remain as synonyms for the foreseeable future.<a class="changeset-link headerlink reference internal" href="#change-5767ddfaa66ff81d727e89c1b58f2c10">¶</a><p></p>
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old names will remain as synonyms for the foreseeable future.<a class="changeset-link headerlink reference internal" href="#change-18a93528ced9a2629dcac08a74e933e0">¶</a><p></p>
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<li><p id="change-0.6beta3-2"><span class="target" id="change-5660c8fd9cb4729f0f6017950bde5b27"><strong>[orm] </strong></span>The “lazy” flag on the relationship() function now accepts
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“sqlalchemy.dialects.postgresql” logger name.<a class="changeset-link headerlink reference internal" href="#change-51b8f6239dcbf5719eeda7f33fb074ad">¶</a><p>References: <a class="reference external" href="http://www.sqlalchemy.org/trac/ticket/877">#877</a></p>
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<li><p id="change-0.6beta3-13"><span class="target" id="change-cc407f1f9b807702cef6cfefc88505ae"><strong>[postgresql] </strong></span>the TIME and TIMESTAMP types are now availble from the
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<li><p id="change-0.6beta3-13"><span class="target" id="change-b06780742c82dc402af8d0b581c9eebe"><strong>[postgresql] </strong></span>the TIME and TIMESTAMP types are now available from the
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postgresql dialect directly, which add the PG-specific
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argument ‘precision’ to both. ‘precision’ and
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‘timezone’ are correctly reflected for both TIME and
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TIMEZONE types.<a class="changeset-link headerlink reference internal" href="#change-cc407f1f9b807702cef6cfefc88505ae">¶</a><p>References: <a class="reference external" href="http://www.sqlalchemy.org/trac/ticket/997">#997</a></p>
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TIMEZONE types.<a class="changeset-link headerlink reference internal" href="#change-b06780742c82dc402af8d0b581c9eebe">¶</a><p>References: <a class="reference external" href="http://www.sqlalchemy.org/trac/ticket/997">#997</a></p>
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<li><p id="change-0.6beta2-4"><span class="target" id="change-58c0d0b1848c816ae294a332245af234"><strong>[orm] </strong></span>Fixed bug in session.rollback() which involved not removing
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formerly “pending” objects from the session before
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re-integrating “deleted” objects, typically occured with
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re-integrating “deleted” objects, typically occurred with
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natural primary keys. If there was a primary key conflict
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between them, the attach of the deleted would fail
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internally. The formerly “pending” objects are now expunged
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the date/time/interval system created for Postgresql
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EXTRACT in has now been generalized into
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the type system. The previous behavior which often
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occured of an expression “column + literal” forcing
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occurred of an expression “column + literal” forcing
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the type of “literal” to be the same as that of “column”
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will now usually not occur - the type of
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“literal” is first derived from the Python type of the
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<li><p id="change-0.6beta1-76"><span class="target" id="change-3a5af57ac623dd1f8cfef840898452b2"><strong>[mysql] </strong></span>a column of type TIMESTAMP now defaults to NULL if
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“nullable=False” is not passed to Column(), and no default
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is present. This is now consistent with all other types,
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and in the case of TIMESTAMP explictly renders “NULL”
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and in the case of TIMESTAMP explicitly renders “NULL”
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due to MySQL’s “switching” of default nullability
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for TIMESTAMP columns.<a class="changeset-link headerlink reference internal" href="#change-3a5af57ac623dd1f8cfef840898452b2">¶</a><p>References: <a class="reference external" href="http://www.sqlalchemy.org/trac/ticket/1539">#1539</a></p>
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