DOCSP-49494-fix-meta-descriptions (#11782)

* DOCSP-49494-fix-meta-descriptions

* internal review

Author: gmiller-mdb

source/reference/operator/aggregation/lookup.txt

@@ -6,7 +6,7 @@ $lookup (aggregation)
 
 .. meta:: 
    :keywords: atlas
-   :description: Learn about the $lookup aggregation stage, which performs a left outer join to a collection in the same database, and filters in documents from the foreign collection for processing.
+   :description: Use the `$lookup` aggregation stage to filter and process documents from local and foreign collections.
 
 .. contents:: On this page
    :local:

source/reference/operator/aggregation/project.txt

@@ -9,7 +9,7 @@ $project (aggregation)
    :values: shell
 
 .. meta::
-   :description: Learn about the $project aggregation stage, which passes documents with specified fields to the next stage. $project can include or exclude existing fields, add new fields, and compute field values.
+   :description: Use the `$project`` aggregation stage to pass documents with specified fields to the next stage.
 
 .. contents:: On this page
    :local:

source/reference/operator/query/not.txt

@@ -9,7 +9,7 @@ $not
    :values: shell, python
 
 .. meta::
-   :description: Use the $not operator to perform a logical NOT operation on an operator expression. $not selects documents that do not match the operator expression, even those without the field.
+   :description: Use the $not operator to select documents that do not match the operator expression.
 
 .. contents:: On this page
    :local:

source/reference/read-concern-available.txt

@@ -9,7 +9,7 @@ Read Concern ``"available"``
 ============================
 
 .. meta::
-   :description: Using read concern "available" returns data with no guarantee that the data has been written to a majority of the replica set members. Read concern "available" can return orphaned documents.
+   :description: Use read concern "available" with a query to return data and orphaned documents from the instance.
    :keywords: read isolation
 
 A query with read concern ``"available"`` returns data from the instance

source/reference/read-concern-local.txt

@@ -9,7 +9,7 @@ Read Concern ``"local"``
 ========================
 
 .. meta::
-   :description: Using read concern "local" returns data with no guarantee that the data has been written to a majority of the replica set members. It is the default for read operations against the primary.
+   :description: Use read concern "local" with a query to return data from the instance.  ``"local"`` is the default for read operations against the primary.
    :keywords: read isolation, multi-document transactions
 
 

source/tutorial/model-embedded-one-to-many-relationships-between-documents.txt

@@ -11,7 +11,7 @@ Model One-to-Many Relationships with Embedded Documents
    :values: shell
 
 .. meta::
-   :description: Learn how to model one-to-many relationships between MongoDB documents using embedded documents. Embedding connected data in a single document can reduce the number of reads required to obtain data.
+   :description: Model one-to-many relationships between MongoDB documents using embedded documents to obtain data more efficiently. 
 
 .. contents:: On this page
    :local:

source/tutorial/model-embedded-one-to-one-relationships-between-documents.txt

@@ -11,7 +11,7 @@ Model One-to-One Relationships with Embedded Documents
    :values: shell
 
 .. meta::
-   :description: Learn how to model one-to-one relationships between MongoDB documents using embedded documents. Embedding connected data in a single document can reduce the number of reads required to obtain data.
+   :description: Model one-to-one relationships between MongoDB documents using embedded documents to obtain data more efficiently. 
 
 .. contents:: On this page
    :local:

source/tutorial/query-arrays.txt

@@ -14,7 +14,7 @@ Query an Array
    :values: shell, csharp, go, java, javascript/typescript, python, php, ruby, scala, kotlin
 
 .. meta::
-   :description: Learn how to query an array and an array element or field, query on the array field as a whole, query if a field is in an array, and query by array size in MongoDB.
+   :description: Learn how to run various examples of query operations on array fields using MongoDB drivers. 
    :keywords: compass, code example, motor, java sync, java async, reactive streams, node.js, kotlin coroutine
 
 .. contents:: On this page