The Cloud Database Product Monthly is designed to spread the latest developments in the database industry to the vast number of database users. The monthly publication is published at the beginning of each month, focusing on the interpretation of the latest trends in the database industry, the latest online functions of Alibaba Cloud database, and typical application cases in the database industry. Let you always walk in the forefront of the database industry.
【Key points of this month】
1. Alibaba Cloud's new-generation self-developed relational cloud database POLARDB is commercially launched.
2. ApsaraDB for MySQL 5.7 high- availability version is released, which supports SSD local disk and SSD cloud disk.
3. ApsaraDB for SQL Server 2016 & 2012 released a dual-machine high-availability version, and China Region is fully open.
4. ApsaraDB for Redis hybrid storage specification series open beta.
5. ApsaraDB for MongoDB released a second-level monitoring function.
【Product Iteration Details 】
This month's new features of relational cloud databases POLARDB , MySQL , SQLServer , PostgreSQL , and PPAS :
1. [New product] PolarDB , a new generation relational cloud database of Alibaba Cloud, is commercially launched. ApsaraDB for POLARDB is a relational cloud database developed by Alibaba Cloud that can meet high-throughput online transaction processing. It not only integrates the characteristics of stability, reliability, high performance and scalability of commercial databases, but also has the advantages of simplicity and openness of open source databases. It is fully compatible with MySQL, and its performance is up to 6 times higher than that of MySQL. The self-developed distributed storage engine can provide online capacity expansion, rapid fault recovery, and data backup services. View details .
2. [Sales system] ApsaraDB for MySQL and PPAS high- availability version of North China 3 multi-availability zones 1 ( A+B ) are released, database users in North China 3 regions can obtain high-availability fault tolerance in dual-availability zones in the same city without increasing costs Ability to provide more reliable protection for high-end services and avoid business risks in the event of an overall data center failure.
3. [New function] The RDS MySQL version adds a new storage type of SSD cloud disk, which supports a maximum capacity of 6T . Both the MySQL 5.7 basic version and the high-availability version support the new storage type of SSD cloud disk, which can be selected at the time of purchase. Switching is not supported. RDS instances based on SSD cloud disks can provide higher capacity and greatly reduce configuration upgrade time.
4.【新规格】SQLServer2016&2012 发布双机高可用版本。查看详情。
5.【新功能】SQLServer 2016&2012 双机高可用版发布克隆实例功能，可基于时间点恢复或者基于备份集恢复，支持客户修改新实例的VPC和Vswitch信息，支持预付费和后付费两种模式，支持修改磁盘空间和规格大小。查看详情。
非关系型云数据库Redis、MongoDB、HBase本月新功能：
1.【新规格】云数据库Redis混合存储开放公测。Redis混合存储规格是全新缓存形态产品，它通过将部分冷数据存储到磁盘，在保证大部分访问性能不下降的前提下，大大降低了用户成本，并突破了内存对Redis单实例数据量的限制。申请免费测试。混合存储产品与架构介绍详情请点击此处查看。
2.【新功能】云数据库MongoDB支持秒级别监控功能，每秒1次的采集频率，细粒度展示所有资源及内核相关的监控指标，可在实例突发性故障等情况下，快速对故障源进行定位及排查。查看详情。
3. [New function] MongoDB cluster version supports the function of annual subscription and monthly subscription, which reduces the user's use cost. View details .
4. [New function] MongoDB single node supports DTS data synchronization, which is convenient for users to synchronously migrate to the cloud, so that the cloud migration process does not stop; the DTS data synchronization function is also applicable to the data synchronization of single node to three nodes, cluster version, Facilitate the replacement of product architecture. View details .
5. [Sales System] ApsaraDB for MongoDB East China 1 (Hangzhou) Availability Zone G is available.