Updated docs and changelog

Naktibalda · Naktibalda · commit f91a55ef173e · 2020-12-20T15:50:38.000+02:00
diff --git a/changelog.markdown b/changelog.markdown
@@ -8,6 +8,10 @@ title: Codeception Changelog
 # Changelog
 
 
+#### 4.1.13
+
+* Gherkin: Fixed loading methods from namespaced helper classes [#6057](https://github.com/Codeception/Codeception/issues/6057)
+
 #### 4.1.12
 
 * Dependency Injection: Fix PHP types being treated as classes [#6031](https://github.com/Codeception/Codeception/issues/6031) by **[cs278](https://github.com/cs278)**
diff --git a/docs/modules/Db.md b/docs/modules/Db.md
@@ -257,6 +257,22 @@ Will generate:
 
 SELECT COUNT(*) FROM `users` WHERE `name` = 'Davert' AND `email` LIKE 'davert%'
 
+{% endhighlight %}
+Null comparisons are also available, as shown here:
+
+{% highlight php %}
+
+<?php
+$I->seeInDatabase('users', ['name' => null, 'email !=' => null]);
+
+
+{% endhighlight %}
+Will generate:
+
+{% highlight sql %}
+
+SELECT COUNT(*) FROM `users` WHERE `name` IS NULL AND `email` IS NOT NULL
+
 {% endhighlight %}
 ### Public Properties
 * dbh - contains the PDO connection
diff --git a/docs/modules/Doctrine2.md b/docs/modules/Doctrine2.md
@@ -79,7 +79,7 @@ modules:
 You cannot use `cleanup: true` in an acceptance test, since Codeception and your app (i.e. browser) are using two
 different connections to the database, so Codeception can't wrap changes made by the app into a transaction.
 
-Change purge mode doctrine fixtures:
+Change purge mode of doctrine fixtures:
 {% highlight yaml %}
 
 modules:
diff --git a/docs/modules/Symfony.md b/docs/modules/Symfony.md
