Update main DataFusion README

README.md

@@ -86,16 +86,22 @@ when DataFusion might be be suitable and unsuitable for your needs:
   is primarily used directly by users as a serverless database and query system rather
   than as a library for building such database systems.
 
-- [pola.rs](http://pola.rs): Polars is one of the fastest DataFrame libraries at the time
-  of writing. Like DataFusion, it is also written in Rust but unlike DataFusion
-  it does not provide SQL nor many extension points.
+- [pola.rs](http://pola.rs): Polars is one of the fastest DataFrame
+  libraries at the time of writing. Like DataFusion, it is also
+  written in Rust and uses the Apache Arrow memory model, but unlike
+  DataFusion it does not provide SQL nor as many extension points.
 
 - [Facebook Velox](https://engineering.fb.com/2022/08/31/open-source/velox/)
   is an execution engine. Like DataFusion, Velox aims to
   provide a reusable foundation for building database-like systems. Unlike DataFusion,
   it is written in C/C++ and does not include a SQL frontend or planning /optimization
   framework.
 
+- [DataBend](https://github.com/datafuselabs/databend) is a complete,
+  database system. Like DataFusion it is also written in Rust and
+  utilizes the Apache Arrow memory model, but unlike DataFusion it
+  targets end-users rather than developers of other database systems.
+
 ## DataFusion Community Extensions
 
 There are a number of community projects that extend DataFusion or
@@ -118,27 +124,26 @@ provide integrations with other systems.
 
 Here are some of the projects known to use DataFusion:
 
-- [Ballista] Distributed SQL Query Engine
-- [Blaze] Spark accelerator with DataFusion at its core
-- [CeresDB] Distributed Time-Series Database
-- [Cloudfuse Buzz]
-- [CnosDB] Open Source Distributed Time Series Database
-- [Cube Store]
-- [Dask SQL] Distributed SQL query engine in Python
-- [datafusion-tui] Text UI for DataFusion
-- [delta-rs] Native Rust implementation of Delta Lake
-- [Flock] Cloud database research system
-- [Kamu] Planet-scale streaming data pipeline
-- [Greptime DB] Open Source & Cloud Native Distributed Time Series Database
-- [InfluxDB IOx] Time Series Database
-- [Parseable] Log storage and observability platform
-- [qv] Quickly view your data
-- [prql-query]: Query and transform data with PRQL
-- [ROAPI]: Automatic read-only APIs for static datasets
-- [Seafowl] CDN-friendly analytical database
-- [Synnada] Streaming-first framework for data products
-- [Tensorbase]
-- [VegaFusion] Server-side acceleration for the [Vega](https://vega.github.io/) visualization grammar
+- [Ballista](https://github.com/apache/arrow-ballista) Distributed SQL Query Engine
+- [Blaze](https://github.com/blaze-init/blaze) Spark accelerator with DataFusion at its core
+- [CeresDB](https://github.com/CeresDB/ceresdb) Distributed Time-Series Database
+- [Cloudfuse Buzz](https://github.com/cloudfuse-io/buzz-rust)
+- [CnosDB](https://github.com/cnosdb/cnosdb) Open Source Distributed Time Series Database
+- [Cube Store](https://github.com/cube-js/cube.js/tree/master/rust)
+- [Dask SQL](https://github.com/dask-contrib/dask-sql) Distributed SQL query engine in Python
+- [datafusion-tui](https://github.com/datafusion-contrib/datafusion-tui) Text UI for DataFusion
+- [delta-rs](https://github.com/delta-io/delta-rs) Native Rust implementation of Delta Lake
+- [Flock](https://github.com/flock-lab/flock)
+- [Greptime DB](https://github.com/GreptimeTeam/greptimedb) Open Source & Cloud Native Distributed Time Series Database
+- [InfluxDB IOx](https://github.com/influxdata/influxdb_iox) Time Series Database
+- [Kamu](https://github.com/kamu-data/kamu-cli/) Planet-scale streaming data pipeline
+- [Parseable](https://github.com/parseablehq/parseable) Log storage and observability platform
+- [qv](https://github.com/timvw/qv) Quickly view your data
+- [ROAPI](https://github.com/roapi/roapi)
+- [Seafowl](https://github.com/splitgraph/seafowl) CDN-friendly analytical database
+- [Synnada](https://synnada.ai/) Streaming-first framework for data products
+- [Tensorbase](https://github.com/tensorbase/tensorbase)
+- [VegaFusion](https://vegafusion.io/) Server-side acceleration for the [Vega](https://vega.github.io/) visualization grammar
 
 [ballista]: https://github.com/apache/arrow-ballista
 [blaze]: https://github.com/blaze-init/blaze