DOCSP-4618: Note that $slice operator doesn't work for projection (#123)

* (DOCSP-4618): Changed ToC depth, created Limitations section

* (DOCSP-4618): Refactored bullets in limitations section

* (DOCSP-4618) Deleted the old text

* (DOCSP-4618) Review edits

* (DOCSP-4618): Reworded for active voice

* (DOCSP-4618): CHange 'fields' to 'options'

Author: melissamahoney-mongodb

source/query-bar.txt

@@ -9,7 +9,7 @@ Query Bar
 .. contents:: On this page
    :local:
    :backlinks: none
-   :depth: 1
+   :depth: 2
    :class: singlecol
 
 From the :ref:`Documents <compass-documents>`, :ref:`Schema
@@ -58,15 +58,6 @@ options of the query.
 
      - The upper limit for the number of documents to return.
 
-.. note::
-
-   |compass| does not support the :manual:`$near
-   </reference/operator/query/near/>` and
-   :manual:`$nearSphere </reference/operator/query/nearSphere/>`
-   geospatial query operators in any of the query bar
-   fields, because they do not provide any additional functionality in
-   the :ref:`schema view <schema-tab>`.
-
 .. _querying:
 
 Query Bar Options
@@ -163,14 +154,6 @@ projection document:
   All fields except for the fields specified in the project document
   are returned.
 
-.. note::
-
-   With the exception of the ``_id`` field, you cannot specify both
-   field inclusion and field exclusion in the project document. With
-   the ``_id`` field, you can specify its exclusion in a project
-   document that specifies field inclusions. For example,
-   ``{ year: 1, _id: 0 }``.
-
 For more information on projection, refer to the
 :ref:`MongoDB Manual <find-projection>`.
 
@@ -323,9 +306,23 @@ as favorites. To view the list of queries saved as favorites, click on
 .. figure:: /images/compass/query-history-favorite.png
    :figwidth: 316px
 
+Limitations
+-----------
+
+- The query bar options do not support the :manual:`$near
+  </reference/operator/query/near/>` and
+  :manual:`$nearSphere </reference/operator/query/nearSphere/>` 
+  geospatial query operators, because they do not provide any additional 
+  functionality in the :ref:`schema view <schema-tab>`.
+
+- The :ref:`Project <query-bar-project>` query bar option does not 
+  support the :manual:`$slice </reference/operator/projection/slice/>` 
+  operator.
+
 .. class:: hidden
 
    .. toctree::
       :titlesonly:
 
       /export-query-to-language
+