DOCSP-46894 Update compat db page (#998)

source/documentdb-support.txt

@@ -18,21 +18,12 @@ Amazon DocumentDB Compatibility
    :backlinks: none
    :depth: 1
 
-.. figure:: /figures/documentdb.png
-   :alt: Amazon DocumentDB logo
-
-`Amazon DocumentDB (with MongoDB compatibility) <https://docs.aws.amazon.com/documentdb/latest/developerguide/what-is.html>`__
-is a fast, reliable, and fully managed database service. Amazon DocumentDB makes it easy
-to set up, operate, and scale MongoDB-compatible databases in the cloud.
-With Amazon DocumentDB, you can run the same application code and use the same drivers
-and tools that you use with MongoDB.
-
 Version Information
 -------------------
 
-Amazon DocumentDB supports MongoDB v4.0 and MongoDB v5.0. These versions don't 
-support all the newer features and functionality in the versions of MongoDB available
-on `MongoDB Atlas. <https://www.mongodb.com/docs/atlas/>`__
+Amazon DocumentDB claims support for MongoDB v4.0 and MongoDB v5.0. These
+versions do not support all the newer features and functionality in the versions
+of MongoDB available on :atlas:`MongoDB Atlas </>`.
 
 .. tip:: MongoDB Version History
 
@@ -42,43 +33,54 @@ on `MongoDB Atlas. <https://www.mongodb.com/docs/atlas/>`__
 Compatibility
 -------------
 
-As of November 2023, Amazon DocumentDB is about 34 percent compatible with the
-MongoDB API.
-
 On Amazon DocumentDB, the following MongoDB features are
 available in a limited capacity or are not supported at all:
 
-- **Features**: `Capped collections <https://www.mongodb.com/docs/manual/core/capped-collections/>`__,
-  `map-reduce operations <https://www.mongodb.com/docs/v7.0/core/map-reduce/>`__,
-  `GridFS <https://www.mongodb.com/docs/manual/core/gridfs/>`__,
-  `text indexes <https://www.mongodb.com/docs/manual/core/indexes/index-types/index-text/>`__,
-  `partial indexes <https://www.mongodb.com/docs/manual/core/index-partial/>`__,
-  `case-insensitive indexes <https://www.mongodb.com/docs/manual/core/index-case-insensitive/>`__
-- **Commands**: ``collMod``, ``createView``, ``filemd5``, ``reIndex``, ``connPoolStats``,
-  ``dbHash``, ``features``, sharding commands (aside from ``enableSharding`` and
+- **Features**: :manual:`Capped collections </core/capped-collections/>`,
+  :manual:`map-reduce operations </core/map-reduce/>`, 
+  :manual:`GridFS </core/gridfs/>`, 
+  :manual:`text indexes </core/indexes/index-types/index-text/>`,
+  :atlas:`vector search indexes </atlas-vector-search/vector-search-type/>`, 
+  :manual:`partial indexes </core/index-partial/>`,
+  :manual:`case-insensitive indexes </core/index-case-insensitive/>`,
+  :manual:`time-series data </core/timeseries/timeseries-bucketing/>`, 
+  :manual:`on-demand materialized views </core/materialized-views/>`,
+  :manual:`client-side field level encryption </core/csfle/>`,
+  :manual:`queryable encryption </core/queryable-encryption/>`
+- **Commands**: ``collMod``, ``collMod:expireAfterSeconds``, ``copydb``,
+  ``createView``, ``filemd5``, ``reIndex``, ``connPoolStats``, ``dbHash``,
+  ``features``, ``getLastError``, ``getPrevError``, ``parallelCollectionScan``,
+  ``resetError``, ``endSessions``, ``killAllSessionsByPattern``,
+  ``refreshSessions``, sharding commands (aside from ``enableSharding`` and
   ``shardCollection``)
-- **Query Operators**: ``$expr``, ``$text``, ``$where``, ``$meta``, ``$box``, ``$center``,
-  ``$centerSphere``, ``$polygon``, ``$near``
-- **Aggregation Operators**: ``$accumulator``, ``$count``, ``$ceil``, ``$exp``, ``$floor``,
-  ``$ln``, ``$log``, ``$log10``, ``$pow``, ``$sqrt``, ``$trunc``, ``$round``, ``$first``,
-  ``$last``, ``$switch``, ``$binarySize``, ``$bsonSize``, ``$dateFromParts``,
-  ``$dateToParts``, ``$dateTrunc``, ``$dateDiff``, ``$setDifference``, ``$anyElementTrue``,
-  ``$allElementsTrue``, ``$ltrim``, ``$rtrim``, ``$trim``, ``$regexFind``,
-  ``$regexFindAll``, ``$regexMatch``, ``$replaceOne``, ``$replaceAll``, ``$convert``,
-  ``$toBool``, ``$toDate``, ``$toDecimal``, ``$toDouble``, ``$toInt``, ``$toLong``,
-  ``$toObjectId``, ``$toString``, ``$isNumber``, ``$rand``, ``$sampleRate``, ``$getField``
-- **Aggregation Stages**: ``$collStats``, ``$facet``, ``$bucket``, ``$bucketAuto``,
-  ``$sortByCount``, ``$listLocalSessions``, ``$listSessions``, ``$graphLookup``
+- **Query Operators**: ``$expr``, ``$jsonSchema``, ``$text``, ``$where``,
+  ``$meta``, ``$box``, ``$center``, ``$centerSphere``, ``$polygon``, ``$near``,
+  ``$uniqueDocs``
+- **Aggregation Operators**: ``$accumulator``, ``$count``, ``$stdDevPop``,
+  ``$stdDevSamp``, ``$pow``, ``$trunc``, ``$round``, ``$first``, ``$last``,
+  ``$switch``, ``$binarySize``, ``$bsonSize``, ``$dateFromParts``,
+  ``$dateToParts``, ``$dateTrunc``, ``$dateDiff``, ``$ltrim``, ``$rtrim``,
+  ``$trim``, ``$regexFind``, ``$regexFindAll``, ``$regexMatch``,
+  ``$replaceOne``, ``$replaceAll``, ``$isNumber``, ``$rand``, ``$sampleRate``,
+  ``$getField``
+- **Aggregation Stages**: ``$collStats``, ``$facet``, ``$bucket``,
+  ``$bucketAuto``, ``$sortByCount``, ``$unionWith``, ``$set``,
+  ``$setWindowFields``, ``$unset``, ``$listLocalSessions``, ``$listSessions``,
+  ``$graphLookup``, ``$merge``, ``$planCacheStats``
+- **Cursor Methods**: ``cursor.collation()``, ``cursor.max()``,
+  ``cursor.min()``, ``cursor.noCursorTimeout()``, ``cursor.returnKey()``,
+  ``cursor.showRecordId()``, ``cursor.tailable()``
 
-In addition, Amazon DocumentDB does not leverage indexes when you perform
-queries that contain any of the following operators:
+In addition, Amazon DocumentDB does not leverage indexes when performing queries
+that contain any of the following operators:
 
 - ``$ne``
 - ``$nin``
 - ``$nor``
 - ``$not``
 - ``$exists``
-- ``$elemMatch``
+- ``$distinct``
+- ``$elemMatch`` when used in nested queries
 
 To learn more about Amazon DocumentDB's compatibility with MongoDB v4.0 and MongoDB v5.0,
 see the following AWS documentation:
@@ -87,10 +89,6 @@ see the following AWS documentation:
 - `Functional Differences: Amazon DocumentDB and MongoDB <https://docs.aws.amazon.com/documentdb/latest/developerguide/functional-differences.html>`__
 - `Supported MongoDB APIs, Operations, and Data Types <https://docs.aws.amazon.com/documentdb/latest/developerguide/mongo-apis.html>`__
 
-For the most current compatibility status between Amazon DocumentDB and MongoDB, see the
-`Is Amazon DocumentDB Compatible with MongoDB Atlas? <https://www.isdocumentdbreallymongodb.com/>`__
-website.
-
 Support
 -------