This topic describes the release notes for Database Autonomy Service (DAS) and provides links to related topics.
December 2022
Database engine | Feature | Description | Release date | References |
Tair (Redis OSS-Compatible) | Auto scaling | An API operation is added to disable a specific type of auto scaling. | 2022-12-26 | |
PolarDB-X 2.0 | Heatmap | An API operation is added to query partition access frequencies and data hotspots in a PolarDB-X 2.0 instance. | 2022-12-22 | |
ApsaraDB RDS for MySQL and PolarDB for MySQL | Performance insight (new version) | The performance insight feature (new version) is supported. The new version aggregates statistics on SQL statements based on the Performance Schema feature provided by MySQL to help you evaluate database workloads and identify the root causes of database performance issues. The new version also provides solutions to improve the stability of your databases. | 2022-12-14 |
November 2022
Database engine | Feature | Description | Release date | References |
ApsaraDB RDS for MySQL and PolarDB for MySQL | Automatic SQL optimization | An API operation for the automatic SQL optimization feature is added. This operation can be used to collect statistics on automatic SQL optimization tasks within a specific period of time, such as the total number of tasks and maximum improvement. | 2022-11-29 |
September 2022
Database engine | Feature | Description | Release date | References |
Tair (Redis OSS-Compatible) | Session management | An API operation for the session management feature is added. This operation can be used to query the data of the current session on an Tair (Redis OSS-Compatible) instance. | 2022-09-23 |
August 2022
Database engine | Feature | Description | Release date | References |
ApsaraDB RDS for MySQL, ApsaraDB RDS for SQL Server, ApsaraDB RDS for PostgreSQL, PolarDB-X 2.0, and PolarDB for MySQL | SQL Explorer | An API operation for the SQL Explorer feature is added. This operation can be used to query the SQL sample data in the SQL Explorer results of a database instance by SQL ID. A maximum of 20 entries can be returned. | 2022-08-18 | |
ApsaraDB RDS for MySQL and PolarDB for MySQL | Automatic SQL throttling | API operations for the automatic SQL throttling feature are added. | 2022-08-03 | |
ApsaraDB RDS for MySQL | Automatic tablespace fragment recycling | API operations for the automatic tablespace fragment recycling feature are added. | 2022-08-03 |
July 2022
Database engine | Feature | Description | Release date | References |
ApsaraDB RDS for MySQL and PolarDB for MySQL | Automatic SQL optimization | An API operation for the automatic SQL optimization feature is added. This operation can be used to enable, modify, or disable the feature for multiple database instances at a time. | 2022-07-14 |
May 2022
Database engine | Feature | Description | Release date | References |
ApsaraDB RDS for PostgreSQL | Automatic storage scaling | If the used storage space of a database instance is greater than or equal to the specified threshold, DAS automatically scales up the database instance. | 2022-05-30 | |
Tair (Redis OSS-Compatible) | Session management | An API operation for the session management feature is added. This operation can be used to terminate all sessions of the specified database instance. | 2022-05-26 | |
ApsaraDB RDS for MySQL, PolarDB for MySQL, and PolarDB-X 2.0 | Intelligent stress testing | An API operation for the intelligent stress testing feature is added. This operation can be used to delete the metadata of released DBGateways in intelligent stress testing tasks. | 2022-05-26 |
April 2022
Database engine | Feature | Description | Release date | References |
ApsaraDB RDS for MySQL, ApsaraDB RDS for PostgreSQL, Tair (Redis OSS-Compatible), and PolarDB for MySQL | Event center | The event center feature is added to display the details and statistics of exceptions, optimization suggestions, and auto scaling events of database instances, including events in planning, events in execution, and executed events. | 2022-04-24 |
March 2022
Database engine | Feature | Description | Release date | References |
ApsaraDB RDS for MySQL and PolarDB for MySQL | SQL Review | The SQL Review feature is upgraded. The SQL Review feature performs workload analysis on database instances within the diagnostic time range and the baseline time range, and performs in-depth analysis on the running SQL queries in database instances. This feature displays the index optimization suggestions, SQL rewrite suggestions, top resource-consuming SQL statements, new SQL statements, failed SQL statements, SQL feature analysis, SQL statements with high execution variation, SQL statements with deteriorated performance, and top tables that generate the most traffic for database instances. | 2022-03-31 | |
ApsaraDB RDS for MySQL, PolarDB for MySQL, and Tair (Redis OSS-Compatible) | Auto scaling | The auto scaling feature is added. This feature allows DAS to provide suggestions for scaling database instances and automatically scales database instances if the specified thresholds are reached. | 2022-03-29 | |
ApsaraDB RDS for PostgreSQL | SQL optimization | The SQL optimization feature is supported by ApsaraDB RDS for PostgreSQL instances. | 2022-03-03 | |
ApsaraDB RDS for MySQL and PolarDB for MySQL | SQL Explorer | API operations for the SQL Explorer feature are added. | 2022-03-02 | |
ApsaraDB RDS for MySQL, ApsaraDB RDS for PostgreSQL, PolarDB for MySQL, and PolarDB-X 2.0 | DAS Professional Edition management | API operations for managing DAS Professional Edition are added. | 2022-03-02 |
January 2022
Database engine | Feature | Description | Release date | References |
ApsaraDB RDS for MySQL, PolarDB for MySQL, and ApsaraDB RDS for PostgreSQL | Query governance | API operations for the query governance feature are added. | 2022-01-30 | |
Tair (Redis OSS-Compatible) | Latency insight | Latency statistics for all commands and custom events are collected. These latency statistics are accurate to the microsecond. Note The latency insight feature is currently available only to specific users but will be available to all users in the future. | 2022-01-13 |