Cloud database management systems leaders for DBMS are AWS, Microsoft, Google Cloud, Oracle, Databricks, Snowflake, SAP, IBM, Cloudera, Gartner reports.

Like an aging fighter fending off younger foes, Oracle rose above its upstart NoSQL and open source challengers to be named DBMS of the Year for 2015 by DB-Engines.

Here’s the new Gartner Magic Quadrant for Cloud Database Management Systems, which ranks the top 20 global leaders in the market—from AWS, Microsoft and Oracle to Snowflake, SAP and Databricks. The 20 ...