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<div class="section" id="changelog">
<h1>Changelog<a class="headerlink" href="#changelog" title="Permalink to this headline">¶</a></h1>
<div class="section" id="changes-in-0-7-9">
<h2>Changes in 0.7.9<a class="headerlink" href="#changes-in-0-7-9" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Better fix handling for old style _types</li>
<li>Embedded SequenceFields follow collection naming convention</li>
</ul>
</div>
<div class="section" id="changes-in-0-7-8">
<h2>Changes in 0.7.8<a class="headerlink" href="#changes-in-0-7-8" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fix sequence fields in embedded documents (MongoEngine/mongoengine#166)</li>
<li>Fix query chaining with .order_by() (MongoEngine/mongoengine#176)</li>
<li>Added optional encoding and collection config for Django sessions (MongoEngine/mongoengine#180, MongoEngine/mongoengine#181, MongoEngine/mongoengine#183)</li>
<li>Fixed EmailField so can add extra validation (MongoEngine/mongoengine#173, MongoEngine/mongoengine#174, MongoEngine/mongoengine#187)</li>
<li>Fixed bulk inserts can now handle custom pk’s (MongoEngine/mongoengine#192)</li>
<li>Added as_pymongo method to return raw or cast results from pymongo (MongoEngine/mongoengine#193)</li>
</ul>
</div>
<div class="section" id="changes-in-0-7-7">
<h2>Changes in 0.7.7<a class="headerlink" href="#changes-in-0-7-7" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fix handling for old style _types</li>
</ul>
</div>
<div class="section" id="changes-in-0-7-6">
<h2>Changes in 0.7.6<a class="headerlink" href="#changes-in-0-7-6" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Unicode fix for repr (MongoEngine/mongoengine#133)</li>
<li>Allow updates with match operators (MongoEngine/mongoengine#144)</li>
<li>Updated URLField - now can have a override the regex (MongoEngine/mongoengine#136)</li>
<li>Allow Django AuthenticationBackends to work with Django user (hmarr/mongoengine#573)</li>
<li>Fixed reload issue with ReferenceField where dbref=False (MongoEngine/mongoengine#138)</li>
</ul>
</div>
<div class="section" id="changes-in-0-7-5">
<h2>Changes in 0.7.5<a class="headerlink" href="#changes-in-0-7-5" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>ReferenceFields with dbref=False use ObjectId instead of strings (MongoEngine/mongoengine#134)
See ticket for upgrade notes (<a class="reference external" href="https://github.com/MongoEngine/mongoengine/issues/134">https://github.com/MongoEngine/mongoengine/issues/134</a>)</li>
</ul>
</div>
<div class="section" id="changes-in-0-7-4">
<h2>Changes in 0.7.4<a class="headerlink" href="#changes-in-0-7-4" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fixed index inheritance issues - firmed up testcases (MongoEngine/mongoengine#123) (MongoEngine/mongoengine#125)</li>
</ul>
</div>
<div class="section" id="changes-in-0-7-3">
<h2>Changes in 0.7.3<a class="headerlink" href="#changes-in-0-7-3" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Reverted EmbeddedDocuments meta handling - now can turn off inheritance (MongoEngine/mongoengine#119)</li>
</ul>
</div>
<div class="section" id="changes-in-0-7-2">
<h2>Changes in 0.7.2<a class="headerlink" href="#changes-in-0-7-2" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Update index spec generation so its not destructive (MongoEngine/mongoengine#113)</li>
</ul>
</div>
<div class="section" id="changes-in-0-7-1">
<h2>Changes in 0.7.1<a class="headerlink" href="#changes-in-0-7-1" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fixed index spec inheritance (MongoEngine/mongoengine#111)</li>
</ul>
</div>
<div class="section" id="changes-in-0-7-0">
<h2>Changes in 0.7.0<a class="headerlink" href="#changes-in-0-7-0" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Updated queryset.delete so you can use with skip / limit (MongoEngine/mongoengine#107)</li>
<li>Updated index creation allows kwargs to be passed through refs (MongoEngine/mongoengine#104)</li>
<li>Fixed Q object merge edge case (MongoEngine/mongoengine#109)</li>
<li>Fixed reloading on sharded documents (hmarr/mongoengine#569)</li>
<li>Added NotUniqueError for duplicate keys (MongoEngine/mongoengine#62)</li>
<li>Added custom collection / sequence naming for SequenceFields (MongoEngine/mongoengine#92)</li>
<li>Fixed UnboundLocalError in composite index with pk field (MongoEngine/mongoengine#88)</li>
<li>Updated ReferenceField’s to optionally store ObjectId strings
this will become the default in 0.8 (MongoEngine/mongoengine#89)</li>
<li>Added FutureWarning - save will default to <cite>cascade=False</cite> in 0.8</li>
<li>Added example of indexing embedded document fields (MongoEngine/mongoengine#75)</li>
<li>Fixed ImageField resizing when forcing size (MongoEngine/mongoengine#80)</li>
<li>Add flexibility for fields handling bad data (MongoEngine/mongoengine#78)</li>
<li>Embedded Documents no longer handle meta definitions</li>
<li>Use weakref proxies in base lists / dicts (MongoEngine/mongoengine#74)</li>
<li>Improved queryset filtering (hmarr/mongoengine#554)</li>
<li>Fixed Dynamic Documents and Embedded Documents (hmarr/mongoengine#561)</li>
<li>Fixed abstract classes and shard keys (MongoEngine/mongoengine#64)</li>
<li>Fixed Python 2.5 support</li>
<li>Added Python 3 support (thanks to Laine Heron)</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-20">
<h2>Changes in 0.6.20<a class="headerlink" href="#changes-in-0-6-20" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Added support for distinct and db_alias (MongoEngine/mongoengine#59)</li>
<li>Improved support for chained querysets when constraining the same fields (hmarr/mongoengine#554)</li>
<li>Fixed BinaryField lookup re (MongoEngine/mongoengine#48)</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-19">
<h2>Changes in 0.6.19<a class="headerlink" href="#changes-in-0-6-19" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Added Binary support to UUID (MongoEngine/mongoengine#47)</li>
<li>Fixed MapField lookup for fields without declared lookups (MongoEngine/mongoengine#46)</li>
<li>Fixed BinaryField python value issue (MongoEngine/mongoengine#48)</li>
<li>Fixed SequenceField non numeric value lookup (MongoEngine/mongoengine#41)</li>
<li>Fixed queryset manager issue (MongoEngine/mongoengine#52)</li>
<li>Fixed FileField comparision (hmarr/mongoengine#547)</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-18">
<h2>Changes in 0.6.18<a class="headerlink" href="#changes-in-0-6-18" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fixed recursion loading bug in _get_changed_fields</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-17">
<h2>Changes in 0.6.17<a class="headerlink" href="#changes-in-0-6-17" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fixed issue with custom queryset manager expecting explict variable names</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-16">
<h2>Changes in 0.6.16<a class="headerlink" href="#changes-in-0-6-16" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fixed issue where db_alias wasn’t inherited</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-15">
<h2>Changes in 0.6.15<a class="headerlink" href="#changes-in-0-6-15" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Updated validation error messages</li>
<li>Added support for null / zero / false values in item_frequencies</li>
<li>Fixed cascade save edge case</li>
<li>Fixed geo index creation through reference fields</li>
<li>Added support for args / kwargs when using @queryset_manager</li>
<li>Deref list custom id fix</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-14">
<h2>Changes in 0.6.14<a class="headerlink" href="#changes-in-0-6-14" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fixed error dict with nested validation</li>
<li>Fixed Int/Float fields and not equals None</li>
<li>Exclude tests from installation</li>
<li>Allow tuples for index meta</li>
<li>Fixed use of str in instance checks</li>
<li>Fixed unicode support in transform update</li>
<li>Added support for add_to_set and each</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-13">
<h2>Changes in 0.6.13<a class="headerlink" href="#changes-in-0-6-13" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fixed EmbeddedDocument db_field validation issue</li>
<li>Fixed StringField unicode issue</li>
<li>Fixes __repr__ modifying the cursor</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-12">
<h2>Changes in 0.6.12<a class="headerlink" href="#changes-in-0-6-12" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fixes scalar lookups for primary_key</li>
<li>Fixes error with _delta handling DBRefs</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-11">
<h2>Changes in 0.6.11<a class="headerlink" href="#changes-in-0-6-11" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fixed inconsistency handling None values field attrs</li>
<li>Fixed map_field embedded db_field issue</li>
<li>Fixed .save() _delta issue with DbRefs</li>
<li>Fixed Django TestCase</li>
<li>Added cmp to Embedded Document</li>
<li>Added PULL reverse_delete_rule</li>
<li>Fixed CASCADE delete bug</li>
<li>Fixed db_field data load error</li>
<li>Fixed recursive save with FileField</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-10">
<h2>Changes in 0.6.10<a class="headerlink" href="#changes-in-0-6-10" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fixed basedict / baselist to return super(..)</li>
<li>Promoted BaseDynamicField to DynamicField</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-9">
<h2>Changes in 0.6.9<a class="headerlink" href="#changes-in-0-6-9" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fixed sparse indexes on inherited docs</li>
<li>Removed FileField auto deletion, needs more work maybe 0.7</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-8">
<h2>Changes in 0.6.8<a class="headerlink" href="#changes-in-0-6-8" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fixed FileField losing reference when no default set</li>
<li>Removed possible race condition from FileField (grid_file)</li>
<li>Added assignment to save, can now do: <cite>b = MyDoc(**kwargs).save()</cite></li>
<li>Added support for pull operations on nested EmbeddedDocuments</li>
<li>Added support for choices with GenericReferenceFields</li>
<li>Added support for choices with GenericEmbeddedDocumentFields</li>
<li>Fixed Django 1.4 sessions first save data loss</li>
<li>FileField now automatically delete files on .delete()</li>
<li>Fix for GenericReference to_mongo method</li>
<li>Fixed connection regression</li>
<li>Updated Django User document, now allows inheritance</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-7">
<h2>Changes in 0.6.7<a class="headerlink" href="#changes-in-0-6-7" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fixed indexing on ‘_id’ or ‘pk’ or ‘id’</li>
<li>Invalid data from the DB now raises a InvalidDocumentError</li>
<li>Cleaned up the Validation Error - docs and code</li>
<li>Added meta <cite>auto_create_index</cite> so you can disable index creation</li>
<li>Added write concern options to inserts</li>
<li>Fixed typo in meta for index options</li>
<li>Bug fix Read preference now passed correctly</li>
<li>Added support for File like objects for GridFS</li>
<li>Fix for #473 - Dereferencing abstracts</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-6">
<h2>Changes in 0.6.6<a class="headerlink" href="#changes-in-0-6-6" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Django 1.4 fixed (finally)</li>
<li>Added tests for Django</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-5">
<h2>Changes in 0.6.5<a class="headerlink" href="#changes-in-0-6-5" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>More Django updates</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-4">
<h2>Changes in 0.6.4<a class="headerlink" href="#changes-in-0-6-4" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Refactored connection / fixed replicasetconnection</li>
<li>Bug fix for unknown connection alias error message</li>
<li>Sessions support Django 1.3 and Django 1.4</li>
<li>Minor fix for ReferenceField</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-3">
<h2>Changes in 0.6.3<a class="headerlink" href="#changes-in-0-6-3" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Updated sessions for Django 1.4</li>
<li>Bug fix for updates where listfields contain embedded documents</li>
<li>Bug fix for collection naming and mixins</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-2">
<h2>Changes in 0.6.2<a class="headerlink" href="#changes-in-0-6-2" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Updated documentation for ReplicaSet connections</li>
<li>Hack round _types issue with SERVER-5247 - querying other arrays may also cause problems.</li>
</ul>
</div>
<div class="section" id="changes-in-0-6-1">
<h2>Changes in 0.6.1<a class="headerlink" href="#changes-in-0-6-1" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fix for replicaSet connections</li>
</ul>
</div>
<div class="section" id="changes-in-0-6">
<h2>Changes in 0.6<a class="headerlink" href="#changes-in-0-6" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Added FutureWarning to inherited classes not declaring ‘allow_inheritance’ as the default will change in 0.7</li>
<li>Added support for covered indexes when inheritance is off</li>
<li>No longer always upsert on save for items with a ‘_id’</li>
<li>Error raised if update doesn’t have an operation</li>
<li>DeReferencing is now thread safe</li>
<li>Errors raised if trying to perform a join in a query</li>
<li>Updates can now take __raw__ queries</li>
<li>Added custom 2D index declarations</li>
<li>Added replicaSet connection support</li>
<li>Updated deprecated imports from pymongo (safe for pymongo 2.2)</li>
<li>Added uri support for connections</li>
<li>Added scalar for efficiently returning partial data values (aliased to values_list)</li>
<li>Fixed limit skip bug</li>
<li>Improved Inheritance / Mixin</li>
<li>Added sharding support</li>
<li>Added pymongo 2.1 support</li>
<li>Fixed Abstract documents can now declare indexes</li>
<li>Added db_alias support to individual documents</li>
<li>Fixed GridFS documents can now be pickled</li>
<li>Added Now raises an InvalidDocumentError when declaring multiple fields with the same db_field</li>
<li>Added InvalidQueryError when calling with_id with a filter</li>
<li>Added support for DBRefs in distinct()</li>
<li>Fixed issue saving False booleans</li>
<li>Fixed issue with dynamic documents deltas</li>
<li>Added Reverse Delete Rule support to ListFields - MapFields aren’t supported</li>
<li>Added customisable cascade kwarg options</li>
<li>Fixed Handle None values for non-required fields</li>
<li>Removed Document._get_subclasses() - no longer required</li>
<li>Fixed bug requiring subclasses when not actually needed</li>
<li>Fixed deletion of dynamic data</li>
<li>Added support for the $elementMatch operator</li>
<li>Added reverse option to SortedListFields</li>
<li>Fixed dereferencing - multi directional list dereferencing</li>
<li>Fixed issue creating indexes with recursive embedded documents</li>
<li>Fixed recursive lookup in _unique_with_indexes</li>
<li>Fixed passing ComplexField defaults to constructor for ReferenceFields</li>
<li>Fixed validation of DictField Int keys</li>
<li>Added optional cascade saving</li>
<li>Fixed dereferencing - max_depth now taken into account</li>
<li>Fixed document mutation saving issue</li>
<li>Fixed positional operator when replacing embedded documents</li>
<li>Added Non-Django Style choices back (you can have either)</li>
<li>Fixed __repr__ of a sliced queryset</li>
<li>Added recursive validation error of documents / complex fields</li>
<li>Fixed breaking during queryset iteration</li>
<li>Added pre and post bulk-insert signals</li>
<li>Added ImageField - requires PIL</li>
<li>Fixed Reference Fields can be None in get_or_create / queries</li>
<li>Fixed accessing pk on an embedded document</li>
<li>Fixed calling a queryset after drop_collection now recreates the collection</li>
<li>Add field name to validation exception messages</li>
<li>Added UUID field</li>
<li>Improved efficiency of .get()</li>
<li>Updated ComplexFields so if required they won’t accept empty lists / dicts</li>
<li>Added spec file for rpm-based distributions</li>
<li>Fixed ListField so it doesnt accept strings</li>
<li>Added DynamicDocument and EmbeddedDynamicDocument classes for expando schemas</li>
</ul>
</div>
<div class="section" id="changes-in-v0-5-2">
<h2>Changes in v0.5.2<a class="headerlink" href="#changes-in-v0-5-2" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>A Robust Circular reference bugfix</li>
</ul>
</div>
<div class="section" id="changes-in-v0-5-1">
<h2>Changes in v0.5.1<a class="headerlink" href="#changes-in-v0-5-1" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fixed simple circular reference bug</li>
</ul>
</div>
<div class="section" id="changes-in-v0-5">
<h2>Changes in v0.5<a class="headerlink" href="#changes-in-v0-5" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Added InvalidDocumentError - so Document core methods can’t be overwritten</li>
<li>Added GenericEmbeddedDocument - so you can embed any type of embeddable document</li>
<li>Added within_polygon support - for those with mongodb 1.9</li>
<li>Updated sum / average to use map_reduce as db.eval doesn’t work in sharded environments</li>
<li>Added where() - filter to allowing users to specify query expressions as Javascript</li>
<li>Added SequenceField - for creating sequential counters</li>
<li>Added update() convenience method to a document</li>
<li>Added cascading saves - so changes to Referenced documents are saved on .save()</li>
<li>Added select_related() support</li>
<li>Added support for the positional operator</li>
<li>Updated geo index checking to be recursive and check in embedded documents</li>
<li>Updated default collection naming convention</li>
<li>Added Document Mixin support</li>
<li>Fixed queryet __repr__ mid iteration</li>
<li>Added hint() support, so cantell Mongo the proper index to use for the query</li>
<li>Fixed issue with inconsitent setting of _cls breaking inherited referencing</li>
<li>Added help_text and verbose_name to fields to help with some form libs</li>
<li>Updated item_frequencies to handle embedded document lookups</li>
<li>Added delta tracking now only sets / unsets explicitly changed fields</li>
<li>Fixed saving so sets updated values rather than overwrites</li>
<li>Added ComplexDateTimeField - Handles datetimes correctly with microseconds</li>
<li>Added ComplexBaseField - for improved flexibility and performance</li>
<li>Added get_FIELD_display() method for easy choice field displaying</li>
<li>Added queryset.slave_okay(enabled) method</li>
<li>Updated queryset.timeout(enabled) and queryset.snapshot(enabled) to be chainable</li>
<li>Added insert method for bulk inserts</li>
<li>Added blinker signal support</li>
<li>Added query_counter context manager for tests</li>
<li>Added map_reduce method item_frequencies and set as default (as db.eval doesn’t work in sharded environments)</li>
<li>Added inline_map_reduce option to map_reduce</li>
<li>Updated connection exception so it provides more info on the cause.</li>
<li>Added searching multiple levels deep in <tt class="docutils literal"><span class="pre">DictField</span></tt></li>
<li>Added <tt class="docutils literal"><span class="pre">DictField</span></tt> entries containing strings to use matching operators</li>
<li>Added <tt class="docutils literal"><span class="pre">MapField</span></tt>, similar to <tt class="docutils literal"><span class="pre">DictField</span></tt></li>
<li>Added Abstract Base Classes</li>
<li>Added Custom Objects Managers</li>
<li>Added sliced subfields updating</li>
<li>Added <tt class="docutils literal"><span class="pre">NotRegistered</span></tt> exception if dereferencing <tt class="docutils literal"><span class="pre">Document</span></tt> not in the registry</li>
<li>Added a write concern for <tt class="docutils literal"><span class="pre">save</span></tt>, <tt class="docutils literal"><span class="pre">update</span></tt>, <tt class="docutils literal"><span class="pre">update_one</span></tt> and <tt class="docutils literal"><span class="pre">get_or_create</span></tt></li>
<li>Added slicing / subarray fetching controls</li>
<li>Fixed various unique index and other index issues</li>
<li>Fixed threaded connection issues</li>
<li>Added spherical geospatial query operators</li>
<li>Updated queryset to handle latest version of pymongo
map_reduce now requires an output.</li>
<li>Added <tt class="docutils literal"><span class="pre">Document</span></tt> __hash__, __ne__ for pickling</li>
<li>Added <tt class="docutils literal"><span class="pre">FileField</span></tt> optional size arg for read method</li>
<li>Fixed <tt class="docutils literal"><span class="pre">FileField</span></tt> seek and tell methods for reading files</li>
<li>Added <tt class="docutils literal"><span class="pre">QuerySet.clone</span></tt> to support copying querysets</li>
<li>Fixed item_frequencies when using name thats the same as a native js function</li>
<li>Added reverse delete rules</li>
<li>Fixed issue with unset operation</li>
<li>Fixed Q-object bug</li>
<li>Added <tt class="docutils literal"><span class="pre">QuerySet.all_fields</span></tt> resets previous .only() and .exclude()</li>
<li>Added <tt class="docutils literal"><span class="pre">QuerySet.exclude</span></tt></li>
<li>Added django style choices</li>
<li>Fixed order and filter issue</li>
<li>Added <tt class="docutils literal"><span class="pre">QuerySet.only</span></tt> subfield support</li>
<li>Added creation_counter to <tt class="docutils literal"><span class="pre">BaseField</span></tt> allowing fields to be sorted in the
way the user has specified them</li>
<li>Fixed various errors</li>
<li>Added many tests</li>
</ul>
</div>
<div class="section" id="changes-in-v0-4">
<h2>Changes in v0.4<a class="headerlink" href="#changes-in-v0-4" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Added <tt class="docutils literal"><span class="pre">GridFSStorage</span></tt> Django storage backend</li>
<li>Added <tt class="docutils literal"><span class="pre">FileField</span></tt> for GridFS support</li>
<li>New Q-object implementation, which is no longer based on Javascript</li>
<li>Added <tt class="docutils literal"><span class="pre">SortedListField</span></tt></li>
<li>Added <tt class="docutils literal"><span class="pre">EmailField</span></tt></li>
<li>Added <tt class="docutils literal"><span class="pre">GeoPointField</span></tt></li>
<li>Added <tt class="docutils literal"><span class="pre">exact</span></tt> and <tt class="docutils literal"><span class="pre">iexact</span></tt> match operators to <tt class="docutils literal"><span class="pre">QuerySet</span></tt></li>
<li>Added <tt class="docutils literal"><span class="pre">get_document_or_404</span></tt> and <tt class="docutils literal"><span class="pre">get_list_or_404</span></tt> Django shortcuts</li>
<li>Added new query operators for Geo queries</li>
<li>Added <tt class="docutils literal"><span class="pre">not</span></tt> query operator</li>
<li>Added new update operators: <tt class="docutils literal"><span class="pre">pop</span></tt> and <tt class="docutils literal"><span class="pre">add_to_set</span></tt></li>
<li>Added <tt class="docutils literal"><span class="pre">__raw__</span></tt> query parameter</li>
<li>Added support for custom querysets</li>
<li>Fixed document inheritance primary key issue</li>
<li>Added support for querying by array element position</li>
<li>Base class can now be defined for <tt class="docutils literal"><span class="pre">DictField</span></tt></li>
<li>Fixed MRO error that occured on document inheritance</li>
<li>Added <tt class="docutils literal"><span class="pre">QuerySet.distinct</span></tt>, <tt class="docutils literal"><span class="pre">QuerySet.create</span></tt>, <tt class="docutils literal"><span class="pre">QuerySet.snapshot</span></tt>,
<tt class="docutils literal"><span class="pre">QuerySet.timeout</span></tt> and <tt class="docutils literal"><span class="pre">QuerySet.all</span></tt></li>
<li>Subsequent calls to <tt class="docutils literal"><span class="pre">connect()</span></tt> now work</li>
<li>Introduced <tt class="docutils literal"><span class="pre">min_length</span></tt> for <tt class="docutils literal"><span class="pre">StringField</span></tt></li>
<li>Fixed multi-process connection issue</li>
<li>Other minor fixes</li>
</ul>
</div>
<div class="section" id="changes-in-v0-3">
<h2>Changes in v0.3<a class="headerlink" href="#changes-in-v0-3" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Added MapReduce support</li>
<li>Added <tt class="docutils literal"><span class="pre">contains</span></tt>, <tt class="docutils literal"><span class="pre">startswith</span></tt> and <tt class="docutils literal"><span class="pre">endswith</span></tt> query operators (and
case-insensitive versions that are prefixed with ‘i’)</li>
<li>Deprecated fields’ <tt class="docutils literal"><span class="pre">name</span></tt> parameter, replaced with <tt class="docutils literal"><span class="pre">db_field</span></tt></li>
<li>Added <tt class="docutils literal"><span class="pre">QuerySet.only</span></tt> for only retrieving specific fields</li>
<li>Added <tt class="docutils literal"><span class="pre">QuerySet.in_bulk()</span></tt> for bulk querying using ids</li>
<li><tt class="docutils literal"><span class="pre">QuerySet</span></tt>s now have a <tt class="docutils literal"><span class="pre">rewind()</span></tt> method, which is called automatically
when the iterator is exhausted, allowing <tt class="docutils literal"><span class="pre">QuerySet</span></tt>s to be reused</li>
<li>Added <tt class="docutils literal"><span class="pre">DictField</span></tt></li>
<li>Added <tt class="docutils literal"><span class="pre">URLField</span></tt></li>
<li>Added <tt class="docutils literal"><span class="pre">DecimalField</span></tt></li>
<li>Added <tt class="docutils literal"><span class="pre">BinaryField</span></tt></li>
<li>Added <tt class="docutils literal"><span class="pre">GenericReferenceField</span></tt></li>
<li>Added <tt class="docutils literal"><span class="pre">get()</span></tt> and <tt class="docutils literal"><span class="pre">get_or_create()</span></tt> methods to <tt class="docutils literal"><span class="pre">QuerySet</span></tt></li>
<li><tt class="docutils literal"><span class="pre">ReferenceField</span></tt>s may now reference the document they are defined on
(recursive references) and documents that have not yet been defined</li>
<li><tt class="docutils literal"><span class="pre">Document</span></tt> objects may now be compared for equality (equal if _ids are
equal and documents are of same type)</li>
<li><tt class="docutils literal"><span class="pre">QuerySet</span></tt> update methods now have an <tt class="docutils literal"><span class="pre">upsert</span></tt> parameter</li>
<li>Added field name substitution for Javascript code (allows the user to use the
Python names for fields in JS, which are later substituted for the real field
names)</li>
<li><tt class="docutils literal"><span class="pre">Q</span></tt> objects now support regex querying</li>
<li>Fixed bug where referenced documents within lists weren’t properly
dereferenced</li>
<li><tt class="docutils literal"><span class="pre">ReferenceField</span></tt>s may now be queried using their _id</li>
<li>Fixed bug where <tt class="docutils literal"><span class="pre">EmbeddedDocuments</span></tt> couldn’t be non-polymorphic</li>
<li><tt class="docutils literal"><span class="pre">queryset_manager</span></tt> functions now accept two arguments – the document class
as the first and the queryset as the second</li>
<li>Fixed bug where <tt class="docutils literal"><span class="pre">QuerySet.exec_js</span></tt> ignored <tt class="docutils literal"><span class="pre">Q</span></tt> objects</li>
<li>Other minor fixes</li>
</ul>
</div>
<div class="section" id="changes-in-v0-2-2">
<h2>Changes in v0.2.2<a class="headerlink" href="#changes-in-v0-2-2" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Fixed bug that prevented indexes from being used on <tt class="docutils literal"><span class="pre">ListField</span></tt>s</li>
<li><tt class="docutils literal"><span class="pre">Document.filter()</span></tt> added as an alias to <tt class="docutils literal"><span class="pre">Document.__call__()</span></tt></li>
<li><tt class="docutils literal"><span class="pre">validate()</span></tt> may now be used on <tt class="docutils literal"><span class="pre">EmbeddedDocument</span></tt>s</li>
</ul>
</div>
<div class="section" id="changes-in-v0-2-1">
<h2>Changes in v0.2.1<a class="headerlink" href="#changes-in-v0-2-1" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Added a MongoEngine backend for Django sessions</li>
<li>Added <tt class="docutils literal"><span class="pre">force_insert</span></tt> to <tt class="docutils literal"><span class="pre">Document.save()</span></tt></li>
<li>Improved querying syntax for <tt class="docutils literal"><span class="pre">ListField</span></tt> and <tt class="docutils literal"><span class="pre">EmbeddedDocumentField</span></tt></li>
<li>Added support for user-defined primary keys (<tt class="docutils literal"><span class="pre">_id</span></tt> in MongoDB)</li>
</ul>
</div>
<div class="section" id="changes-in-v0-2">
<h2>Changes in v0.2<a class="headerlink" href="#changes-in-v0-2" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Added <tt class="docutils literal"><span class="pre">Q</span></tt> class for building advanced queries</li>
<li>Added <tt class="docutils literal"><span class="pre">QuerySet</span></tt> methods for atomic updates to documents</li>
<li>Fields may now specify <tt class="docutils literal"><span class="pre">unique=True</span></tt> to enforce uniqueness across a
collection</li>
<li>Added option for default document ordering</li>
<li>Fixed bug in index definitions</li>
</ul>
</div>
<div class="section" id="changes-in-v0-1-3">
<h2>Changes in v0.1.3<a class="headerlink" href="#changes-in-v0-1-3" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Added Django authentication backend</li>
<li>Added <tt class="docutils literal"><span class="pre">Document.meta</span></tt> support for indexes, which are ensured just before
querying takes place</li>
<li>A few minor bugfixes</li>
</ul>
</div>
<div class="section" id="changes-in-v0-1-2">
<h2>Changes in v0.1.2<a class="headerlink" href="#changes-in-v0-1-2" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Query values may be processed before before being used in queries</li>
<li>Made connections lazy</li>
<li>Fixed bug in Document dictionary-style access</li>
<li>Added <tt class="docutils literal"><span class="pre">BooleanField</span></tt></li>
<li>Added <tt class="docutils literal"><span class="pre">Document.reload()</span></tt> method</li>
</ul>
</div>
<div class="section" id="changes-in-v0-1-1">
<h2>Changes in v0.1.1<a class="headerlink" href="#changes-in-v0-1-1" title="Permalink to this headline">¶</a></h2>
<ul class="simple">
<li>Documents may now use capped collections</li>
</ul>
</div>
</div>
</div>
</div>
</div>
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<h3><a href="index.html">Table Of Contents</a></h3>
<ul>
<li><a class="reference internal" href="#">Changelog</a><ul>
<li><a class="reference internal" href="#changes-in-0-7-9">Changes in 0.7.9</a></li>
<li><a class="reference internal" href="#changes-in-0-7-8">Changes in 0.7.8</a></li>
<li><a class="reference internal" href="#changes-in-0-7-7">Changes in 0.7.7</a></li>
<li><a class="reference internal" href="#changes-in-0-7-6">Changes in 0.7.6</a></li>
<li><a class="reference internal" href="#changes-in-0-7-5">Changes in 0.7.5</a></li>
<li><a class="reference internal" href="#changes-in-0-7-4">Changes in 0.7.4</a></li>
<li><a class="reference internal" href="#changes-in-0-7-3">Changes in 0.7.3</a></li>
<li><a class="reference internal" href="#changes-in-0-7-2">Changes in 0.7.2</a></li>
<li><a class="reference internal" href="#changes-in-0-7-1">Changes in 0.7.1</a></li>
<li><a class="reference internal" href="#changes-in-0-7-0">Changes in 0.7.0</a></li>
<li><a class="reference internal" href="#changes-in-0-6-20">Changes in 0.6.20</a></li>
<li><a class="reference internal" href="#changes-in-0-6-19">Changes in 0.6.19</a></li>
<li><a class="reference internal" href="#changes-in-0-6-18">Changes in 0.6.18</a></li>
<li><a class="reference internal" href="#changes-in-0-6-17">Changes in 0.6.17</a></li>
<li><a class="reference internal" href="#changes-in-0-6-16">Changes in 0.6.16</a></li>
<li><a class="reference internal" href="#changes-in-0-6-15">Changes in 0.6.15</a></li>
<li><a class="reference internal" href="#changes-in-0-6-14">Changes in 0.6.14</a></li>
<li><a class="reference internal" href="#changes-in-0-6-13">Changes in 0.6.13</a></li>
<li><a class="reference internal" href="#changes-in-0-6-12">Changes in 0.6.12</a></li>
<li><a class="reference internal" href="#changes-in-0-6-11">Changes in 0.6.11</a></li>
<li><a class="reference internal" href="#changes-in-0-6-10">Changes in 0.6.10</a></li>
<li><a class="reference internal" href="#changes-in-0-6-9">Changes in 0.6.9</a></li>
<li><a class="reference internal" href="#changes-in-0-6-8">Changes in 0.6.8</a></li>
<li><a class="reference internal" href="#changes-in-0-6-7">Changes in 0.6.7</a></li>
<li><a class="reference internal" href="#changes-in-0-6-6">Changes in 0.6.6</a></li>
<li><a class="reference internal" href="#changes-in-0-6-5">Changes in 0.6.5</a></li>
<li><a class="reference internal" href="#changes-in-0-6-4">Changes in 0.6.4</a></li>
<li><a class="reference internal" href="#changes-in-0-6-3">Changes in 0.6.3</a></li>
<li><a class="reference internal" href="#changes-in-0-6-2">Changes in 0.6.2</a></li>
<li><a class="reference internal" href="#changes-in-0-6-1">Changes in 0.6.1</a></li>
<li><a class="reference internal" href="#changes-in-0-6">Changes in 0.6</a></li>
<li><a class="reference internal" href="#changes-in-v0-5-2">Changes in v0.5.2</a></li>
<li><a class="reference internal" href="#changes-in-v0-5-1">Changes in v0.5.1</a></li>
<li><a class="reference internal" href="#changes-in-v0-5">Changes in v0.5</a></li>
<li><a class="reference internal" href="#changes-in-v0-4">Changes in v0.4</a></li>
<li><a class="reference internal" href="#changes-in-v0-3">Changes in v0.3</a></li>
<li><a class="reference internal" href="#changes-in-v0-2-2">Changes in v0.2.2</a></li>
<li><a class="reference internal" href="#changes-in-v0-2-1">Changes in v0.2.1</a></li>
<li><a class="reference internal" href="#changes-in-v0-2">Changes in v0.2</a></li>
<li><a class="reference internal" href="#changes-in-v0-1-3">Changes in v0.1.3</a></li>
<li><a class="reference internal" href="#changes-in-v0-1-2">Changes in v0.1.2</a></li>
<li><a class="reference internal" href="#changes-in-v0-1-1">Changes in v0.1.1</a></li>
</ul>
</li>
</ul>
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