symfony
diff --git a/‎components/ldap.rst
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+10Lines changed: 10 additions & 0 deletions b/‎components/ldap.rst
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+10Lines changed: 10 additions & 0 deletions
diff --git a/‎reference/constraints/UniqueEntity.rst
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+7-4Lines changed: 7 additions & 4 deletions b/‎reference/constraints/UniqueEntity.rst
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+7-4Lines changed: 7 additions & 4 deletions
@@ -103,6 +103,16 @@ array, you may use the
 
     // Do something with the results array
 
+By default, LDAP queries use the ``Symfony\Component\Ldap\Adapter::SCOPE_SUB``
+scope, which corresponds to the ``LDAP_SCOPE_SUBTREE`` scope of the
+:phpfunction:`ldap_search` function. You can also use ``SCOPE_BASE`` (related
+to the ``LDAP_SCOPE_BASE`` scope of :phpfunction:`ldap_read`) and ``SCOPE_ONE``
+(related to the ``LDAP_SCOPE_ONELEVEL`` scope of :phpfunction:`ldap_list`)::
+
+    use Symfony\Component\Ldap\Adapter;
+
+    $query = $ldap->query('dc=symfony,dc=com', '...', ['scope' => Adapter::SCOPE_ONE]);
+
 Creating or Updating Entries
 ----------------------------
 
 
@@ -169,11 +169,13 @@ not need to be used.
 repositoryMethod
 ~~~~~~~~~~~~~~~~
 
-**type**: ``string`` **default**: ``findBy()``
+**type**: ``string`` **default**: ``findBy``
 
-The name of the repository method to use for making the query to determine
-the uniqueness. If it's left blank, the ``findBy()`` method will be used.
-This method should return a countable result.
+The name of the repository method used to determine the uniqueness. If it's left
+blank, ``findBy()`` will be used. The method receives as its argument a
+``fieldName => value`` associative array (where ``fieldName`` is each of the
+fields configured in the ``fields`` option). The method should return a
+`countable PHP variable`_.
 
 entityClass
 ~~~~~~~~~~~
@@ -297,3 +299,4 @@ also has a ``null`` value, validation would fail.
 .. include:: /reference/constraints/_payload-option.rst.inc
 
 .. _`race conditions`: https://en.wikipedia.org/wiki/Race_condition
+.. _`countable PHP variable`: https://php.net/manual/function.is-countable.php