ApsaraDB for RDS (Relational Database Service) is a stable and reliable online database service, and it also supports elastic scaling function. Based on the Apsara distributed system and high-performance storage of ephemeral SSD, RDS supports MySQL, SQL Server, and PostgreSQL engines. It offers a complete set of solutions for backup, recovery, monitoring, migration, disaster recovery, and troubleshooting database operation and maintenance.
MySQL is the world’s most popular open source database. As an important part of LAMP, a combination of open source software (Linux + Apache + MySQL + Perl/PHP/Python), MySQL is widely used in a variety of applications.
In the Web 2.0 era, MySQL serves as the basis of the underlying architecture of the popular BBS software system Discuz and blogging platform WordPress. In the Web 3.0 era, leading Internet companies including Alibaba, Facebook, and Google have built their large-scale mature database clusters by taking advantage of the advanced flexibility of MySQL.
Based on Alibaba’s MySQL source code branch, ApsaraDB for MySQL proves to have excellent performance and throughput. It withstands the massive data traffic and large number of concurrent users during many November 11 (Singles’ Day) shopping festivals - the Chinese equivalent of Cyber Monday. ApsaraDB for MySQL also offers a range of advanced functions including optimized read/write splitting, data compression, and intelligent optimization.
RDS for MySQL currently supports versions 5.5, 5.6, and 5.7. For specific support details, see the Quick Start guide of your corresponding MySQL version.
SQL Server is one of the first commercial databases and is an important part of the Windows platform (IIS + .NET + SQL Server), with support for a wide range of enterprise applications. The SQL Server Management Studio software comes with a rich set of built-in graphical tools and script editors.
Powered by high-availability architecture and anytime data recovery capabilities, ApsaraDB for SQL Server provides strong support for a variety of enterprise applications. It also covers Microsoft’s licensing fee without any additional cost required.
RDS for SQL Server currently supports the following versions:
SQL Server 2008 R2 Enterprise
SQL Server 2012 Web, Standard, and Enterprise
SQL Server 2016 Web, Standard, and Enterprise
PostgreSQL is the world’s most advanced open source database. As an academic relational database management system, what sets PostgreSQL apart is that its full compliance with SQL specifications and robust support for a diverse range of data formats (including JSON, IP, and geometric data, which are not supported by most commercial databases).
ApsaraDB for PostgreSQL supports a range of features including transactions, subqueries, Multi-Version Concurrency Control (MVCC), and data integrity verification. It also integrates a number of important functions, including high availability and backup recovery, to help mitigate your operation and maintenance burden.
RDS for PostgreSQL currently supports version 9.4.
Postgres Plus Advanced Server (PPAS) is a stable, secure, and scalable enterprise-level relational database. Based on PostgreSQL, PPAS delivers enhanced performance, application solutions, and compatibility, and provides the capability to run Oracle applications directly. It is a reliable and cost-effective option for running a variety of enterprise applications.
ApsaraDB for PPAS incorporates a number of advanced functions including account management, resource monitoring, backup recovery, and security controls, and it continues to be updated and improved regularly.
RDS for PPAS currently supports version 9.3.