(DOCSP-19876): Full-text search stages do not work on time-series collections (#444)

* (DOCSP-19876): Full-text search stages do not work on time-series collections

* fix ref to search page

* fix link formatting

* edits

* change intro

* tweak

* minimalism

* wording

* wording

* add ref to searchMeta

* review comment

* minimalism

Author: jeff-allen-mongo

source/aggregation-pipeline-builder.txt

@@ -14,21 +14,27 @@ Aggregation Pipeline Builder
 
 *New in version 1.14.0*
 
-The Aggregation Pipeline Builder in |compass| provides the ability to
-create :manual:`aggregation pipelines </core/aggregation-pipeline/>` to
-process data. In aggregation pipelines, documents in a collection
-or view pass through stages where |compass| processes them into a
-set of aggregated results. You can change the stages and results to
-suit your needs.
-
-To start building an aggregation pipeline for a :doc:`collection or view
-</collections>`, choose the collection and click the
-:guilabel:`Aggregations` tab.
-A blank aggregation pipeline displays. The :guilabel:`Preview of
-Documents in the Collection` section of the :guilabel:`Aggregations`
-view displays 20 documents sampled from the current collection.
-
-You can:
+The Aggregation Pipeline Builder in |compass| lets you create
+:manual:`aggregation pipelines </core/aggregation-pipeline/>` to process
+documents from a collection or view and return computed results. For
+example, you can use aggregation pipelines to:
+
+- Group values from multiple documents together.
+
+- Perform operations on the grouped data to return a single result.
+
+- Analyze data changes over time.
+
+To build an aggregation pipeline, choose a collection and click the
+:guilabel:`Aggregations` tab. |compass-short| displays a blank
+aggregation pipeline. The :guilabel:`Preview of Documents in the
+Collection` section shows 20 documents randomly sampled from the chosen
+collection.
+
+Tasks
+-----
+
+You can use the |compass-short| Aggregation Pipeline Builder to:
 
 - :ref:`Create a new aggregation pipeline <create-agg-pipeline>`
 
@@ -55,8 +61,12 @@ You can:
 Limitations
 -----------
 
-The :pipeline:`$out` stage is not available if you are connected to a
-`Data Lake <https://www.mongodb.com/atlas/data-lake>`__.
+- The :pipeline:`$out` stage is not available if you are connected to a
+  :atlas:`Data Lake </data-lake>`.
+
+- You cannot run the :atlas:`Atlas Search </atlas-search>` ``$search``
+  or ``$searchMeta`` stages on a :ref:`time series collection
+  <manual-timeseries-landing>`.
 
 .. _create-agg-pipeline: