This topic describes the release history of PolarDB and the links to corresponding topics.

July 2020

Feature Description Release time Topic
Custom cluster endpoints Custom cluster endpoints can be created for PolarDB-O clusters. When you create custom cluster endpoints, you can specify the read/write mode, consistency level, and associated read-only nodes to meet your business requirements and improve service flexibility. 2020-07-02 Create a custom cluster endpoint for a PolarDB-O cluster

May 2020

Feature Description Release time Topic
Upgraded backup feature PolarDB provides more advanced configurations and capabilities for the backup feature to meet enterprise-level data backup requirements. This ensures data security. 2020-05-12 Back up data
Backup feature available for sale You are charged for the storage space occupied by backup files and log files. PolarDB provides a limited quota of free storage space. 2020-05-12 [Notice] Alibaba Cloud begins charging for backups

April 2020

Feature Description Release time Topic
Database release in the Japan (Tokyo) region PolarDB-O is available in the Japan (Tokyo) region. 2020-04-30 Create a PolarDB-O cluster

October 2019

Feature Description Release time Topic
API operations for performance monitoring
  • PolarDB provides the following API operation that can be used to query the performance data of clusters: DescribeDBClusterPerformance.
  • PolarDB provides the following API operation that can be used to query the performance data of cluster nodes: DescribeDBNodePerformance.
2019-10-21
Release of storage plans for CloudTmall (new retail cloud) Nine types of storage plans are available. These storage plans can be used to store 100 GB to 100 TB data. You can upgrade storage plans at any time based on your business needs.
  • Mainland China: The storage plans can be used by PolarDB clusters that are deployed in all regions of mainland China. You can use the storage plans to reduce storage fees.
  • Outside mainland China: The storage plans can be used by PolarDB clusters that are deployed in all regions outside mainland China, including China (Hong Kong). You can use the storage plans to reduce storage fees.
2019-10-16
Support for the configuration of node failover priorities PolarDB allows you to configure node failover priorities. By default, the priority of each node is 1. You can specify an integer from 1 to 15 as the priority. The configuration takes effect immediately without affecting database services. 2019-10-14 -
Failover PolarDB provides the failover feature. You can switch the services of the primary node to a specified read-only node based on your business needs. 2019-10-14 Switch workloads from writer nodes to reader nodes

September 2019

Feature Description Release time Topic
Upgrade of Ganos (spatio-temporal extension) to version 2.2 Ganos V2.2 provides the following new features:
  • Enhanced geometry model
    • The geometry model is upgraded to version 3.7.2.
    • The spatial analysis feature provides enhanced performance.
  • Enhanced raster model
    • The ST_clip function can use a geometry object to clip a raster object.
    • The ST_clipToRast function can return the result as a raster object.
    • The ST_Values function can obtain the pixels of the clipped object.
2019-09-19 Ganos introduction
Integration of the SQL firewall feature into PolarDB (compatible with Oracle) and support for enhanced Oracle syntax
  • The SQL firewall improves the ability to prevent SQL injections and reduces the risk of incorrect operations.
  • The enhanced Oracle syntax supports the ANYDATA type, the CONNECT BY clause, and the APPENDCHILDXML function.
2019-09-17 SQL firewall
Commercial use of PolarDB PolarDB is available for commercial use in the following nine regions:
  • China (Beijing)
  • China (Zhangjiakou-Beijing Winter Olympic)
  • China (Hangzhou)
  • China (Shanghai)
  • China (Shenzhen)
  • China (Hohhot)
  • China (Hong Kong)
  • Singapore
  • US (Silicon Valley)
2019-09-05 Overview of Apsara PolarDB

August 2019

Feature Description Release time Topic
Release of PolarDB in the Indonesia (Jakarta) region PolarDB is available in the Indonesia (Jakarta) region. 2019-08-20 Overview of Apsara PolarDB