# Release History

## 3.0.0-beta.1 (2020-08-17)
### New features
* Updated group id to `com.azure`.
* Updated artifact id to `azure-spring-data-2-3-cosmos`.
* Updated azure-cosmos SDK dependency to `4.3.2-beta.1`.
* Support for auditing entities - automatic management of createdBy, createdDate, lastModifiedBy and lastModifiedDate annotated fields.
* `@GeneratedValue` annotation support for automatic id generation for id fields of `String` type.
* Multi-database configuration support for single cosmos account with multiple databases and multiple cosmos accounts with multiple databases.
* Support for `@Version` annotation on any string field.
* Updated sync APIs return types to `Iterable` types instead of `List`.
* Exposed `CosmosClientBuilder` from Cosmos SDK as spring bean to `@Configuration` class.
* Updated `CosmosConfig` to contain query metrics and response diagnostics processor implementation.
* Support for returning `Optional` data type for single result queries.
### Renames
* `CosmosDbFactory` to `CosmosFactory`.
* `CosmosDBConfig` to `CosmosConfig`.
* `CosmosDBAccessException` to `CosmosAccessException`.
* `Document` annotation to `Container` annotation.
* `DocumentIndexingPolicy` annotation to `CosmosIndexingPolicy` annotation.
* `DocumentQuery` to `CosmosQuery`.
* application.properties flag `populateQueryMetrics` to `queryMetricsEnabled`.
### Key bug fixes
* Scheduling diagnostics logging task to `Parallel` threads to avoid blocking Netty I/O threads.
* Fixed optimistic locking on delete operation.
* Fixed issue with escaping queries for `IN` clause.
* Fixed issue by allowing `long` data type for `@Id`.
* Fixed issue by allowing `boolean`, `long`, `int`, `double` as data types for `@PartitionKey` annotation.
* Fixed `IgnoreCase` & `AllIgnoreCase` keywords for ignore case queries.
* Removed default request unit value of 4000 when creating containers automatically.