Ranking > Categories
DBMS popularity broken down by database model
Number of systems per category, April 2019
| DB-Engines lists 345 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, April 2019
| 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, April 2019
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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| General DBMS event Strata Data Conference London, UK 29 April 2019 - 2 May 2019 | PostgreSQL event PGCon 2019, PostgreSQL Conference for Users and Developers Ottawa, Canada 28-31 May 2019 | IBM Db2 event IDUG Db2 Tech Conference North America 2019 Charlotte, North Carolina 2-6 June 2019 | |||||||
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