Ranking > Categories
DBMS popularity broken down by database model
Number of systems per category, September 2017
| DB-Engines lists 334 different database management systems, which are classified according to their database model (e.g. relational DBMS, key-value stores etc.). This pie-chart shows the number of systems in each category. Some of the systems belong to more than one category. |
Ranking scores per category in percent, September 2017
| This chart shows the popularity of each category. It is calculated with the popularity (i.e. the ranking scores) of all individual systems per category. The sum of all ranking scores is 100%. |
Popularity changes per category, September 2017
The following charts show the historical trend of the categories' popularity. In the ranking of each month the best three systems per category are chosen and the average of their ranking scores is calculated. In order to allow comparisons, the initial value is normalized to 100.Complete trend, starting with January 2013
Trend of the last 24 months
Trend of the last 12 months
Upcoming Events | » more DBMS events | ||||||||
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| Microsoft SQL Server event PASS Summit 2017 Seattle, Washington, USA 31 October 2017 - 3 November 2017 | Teradata event Teradata 2017 Partners Conference Anaheim, California, USA 22-26 October 2017 | Couchbase event Couchbase Connect Europe Paris, France 26 September 2017 | |||||||
