(DOCS-15525): v4.2.22 upcoming release notes (#1597)

* WIP

* (DOCS-15525): v4.2.22 upcoming release notes

* add link to changelog

Author: jeff-allen-mongo

source/includes/changelogs/releases/4.2.22.rst

@@ -0,0 +1,37 @@
+.. _4.2.22-changelog:
+
+4.2.22 Changelog
+----------------
+
+Sharding
+~~~~~~~~
+
+- :issue:`SERVER-58747` The ShardServerCatalogCacheLoader doesn't interrupt ongoing operations on step up 
+- :issue:`SERVER-62272` Adding schema validation to a collection can prevent chunk migrations of failing documents
+- :issue:`SERVER-62656` Decouple mongos-to-config-server connection pool sizing from mongos-to-shard-server connection pool sizing
+
+Build and Packaging
+~~~~~~~~~~~~~~~~~~~
+
+- :issue:`SERVER-61894` Support the 'showRawUpdateDescription' option in change stream specs
+- :issue:`SERVER-63159` Implement the $_internalApplyOplogUpdate aggregation stage
+
+Internals
+~~~~~~~~~
+
+- :issue:`SERVER-55173` Segmentation fault in WiredTigerSession::releaseCursor
+- :issue:`SERVER-59658` Improve logging to reflect that sharding metadata refresh waiting on replication
+- :issue:`SERVER-60334` Avoid caching the cursor and session in WiredTigerSizeStorer
+- :issue:`SERVER-60607` improve handling of large/NaN values for geo index version
+- :issue:`SERVER-61321` Improve handling of large/NaN values for text index version
+- :issue:`SERVER-64403` Find queries with SORT_MERGE collation-encode the missing sort attribute 
+- :issue:`SERVER-66418` Bad projection created during dependency analysis due to string order assumption
+- :issue:`SERVER-66461` Run notarization earlier in the build process
+- :issue:`SERVER-66556` Prevent potential race when releasing cursors during shutdown
+- :issue:`SERVER-67993` fix 4.4 pylinters errors
+- :issue:`SERVER-68130` AutoSplitVector could generate response bigger than BSONObjMaxUserSize
+- :issue:`SERVER-68199` An active index build on the existing target collection of a renameCollection command can fail the mongod
+- :issue:`SERVER-68359` [4.4] Prevent TTLMonitor from processing index if expireAfterSeconds is NaN
+- :issue:`SERVER-68487` add BSONElement method to check for NaN field values
+- :issue:`SERVER-68574` Switch to the new logkeeper cluster
+

source/release-notes/4.2-changelog.txt

@@ -10,6 +10,8 @@
    :depth: 1
    :class: singlecol
 
+.. include:: /includes/changelogs/releases/4.2.22.rst
+
 .. include:: /includes/changelogs/releases/4.2.21.rst
 
 .. include:: /includes/changelogs/releases/4.2.20.rst

source/release-notes/4.2.txt

@@ -13,6 +13,29 @@ Release Notes for MongoDB 4.2
 Patch Releases
 --------------
 
+.. _4.2.22-release-notes:
+
+4.2.22 - Upcoming
+~~~~~~~~~~~~~~~~~
+
+Issues fixed in 4.2.22:
+
+- :issue:`SERVER-64403` Find queries with SORT_MERGE collation-encode
+  the missing sort attribute
+- :issue:`SERVER-68359` Prevent TTLMonitor from processing index if
+  expireAfterSeconds is NaN
+- :issue:`SERVER-62656` Decouple mongos-to-config-server connection pool
+  sizing from mongos-to-shard-server connection pool sizing
+- :issue:`SERVER-62272` Adding schema validation to a collection can
+  prevent chunk migrations of failing documents
+- :issue:`SERVER-66418` Bad projection created during dependency
+  analysis due to string order assumption
+
+- `All JIRA issues closed in 4.2.22
+  <https://jira.mongodb.org/issues/?jql=project%20in%20(SERVER%2CTOOLS%2CWT)%20AND%20resolution%3D%27Fixed%27%20and%20fixversion%3D%274.2.22%27>`__
+
+- :ref:`4.2.22-changelog`
+
 .. _4.2.21-release-notes:
 
 4.2.21 - Jun 21, 2022