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24 changes: 18 additions & 6 deletions sdk/cosmos/azure-cosmos/README.md
Original file line number Diff line number Diff line change
Expand Up @@ -83,14 +83,26 @@ For more information about these resources, see [Working with Azure Cosmos datab

## Limitations

As of August 2020 the features below are not yet supported.
As of August 2020 the features below are **not supported**.

* Bulk/Batch processing
* Group By queries
* Group By queries (in roadmap for 2021)
* Language Native async i/o (in roadmap for 2021)
* Bulk/Transactional batch processing
* Direct TCP Mode access
* Language Native async i/o

## Limitations Workaround
* Continuation token for cross partitions queries
* Change Feed: Processor
* Change Feed: Read multiple partitions key values
* Change Feed: Read specific time
* Change Feed: Read from the beggining
* Change Feed: Pull model
* Get CollectionSizeUsage, DatabaseUsage, and DocumentUsage metrics
* Create User
* Create Geospatial Index
* Provision Autoscale DBs or containers
* Cross-partition ORDER BY for mixed types
* Get the connection string

## Bulk processing limitation workaround

If you want to use Python SDK to perform bulk inserts to Cosmos DB, the best alternative is to use [stored procedures](https://docs.microsoft.com/azure/cosmos-db/how-to-write-stored-procedures-triggers-udfs) to write multiple items with the same partition key.

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