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Five years of DB-Engines.com
by Matthias Gelbmann, Paul Andlinger, 11 October 2017
Tags: DB-Engines Ranking

We launched DB-Engines five years ago. This is a little summary of how it started and what we have achieved.

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Exploring the trend towards open source database management systems
by Matthias Gelbmann, 3 November 2016
Tags: DB-Engines Ranking, Open source DBMS

The popularity of open source DBMSs, as measured by the DB-Engines Ranking, has reached a new record. We analyze the underlying details.

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PostgreSQL moves up one rank at the expense of MongoDB
by Paul Andlinger, 1 September 2016
Tags: DB-Engines Ranking, MongoDB, PostgreSQL

PostgreSQL passed MongoDB and ranks 4th, only behind the big three DBMS Oracle, MySQL and SQL Server.

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Big gains for Relational Database Management Systems in DB-Engines Ranking
by Matthias Gelbmann, 2 February 2016
Tags: DB-Engines Ranking, MariaDB, Microsoft SQL Server, MySQL, PostgreSQL, Relational DBMS, SQLite

All of the 5 DBMSs that saw the biggest gains last month are relational systems. This confirms a trend we noticed since a half year.

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Some remarks about the DB-Engines ranking score
by Paul Andlinger, Matthias Gelbmann, 3 December 2015
Tags: DB-Engines Ranking

The recent DB-Engines Ranking of December 2015 produced some surprises. Several systems, which continuosly showed a very positive trend (e.g. MongoDB, Cassandra, Redis, Neo4j) in the past, lost points in the recent ranking. Other major players, with a rather stuttering trend in the ranking so far, heavily increased their score (e.g. Oracle, MySQL, Microsoft SQL Server). Why did that come?

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DB-Engines Ranking now covers 256 database management systems
by Matthias Gelbmann, 2 February 2015
Tags: DB-Engines Ranking, MongoDB, PostgreSQL

We have added another 16 systems to our ranking, rounding it up to 256.

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New DB-Engines Ranking: newcomers, winners & losers
by Paul Andlinger, 3 November 2014
Tags: DB-Engines Ranking

The November ranking presents some interesting newcomers together with winners and losers, which one might not have expected.

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Open source RDBMS are gaining in popularity, but jobs are found elsewhere.
by Paul Andlinger, 2 September 2014
Tags: Commercial DBMS, DB-Engines Ranking, DB-Engines Reports, Open source DBMS

The September ranking shows the open source systems MySQL and PostgreSQL as the clear winners of the relational category. But a deeper look into the ranking sources reveals, that jobs are rather offered for the commercial tools Oracle, Microsoft SQL Server and DB2.

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Meet some database management systems you are likely to hear more about in the future
by Paul Andlinger, 4 August 2014
Tags: Cloudant, DB-Engines Ranking, MemSQL, NuoDB, RethinkDB

Some of the systems in our long list of database management systems are not yet that popular, but show a strong upward trend.

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Open source DBMS's are gaining in popularity at the expense of commercial systems
by Paul Andlinger, 5 May 2014
Tags: Commercial DBMS, DB-Engines Ranking, Open source DBMS

If we split up the popularity scores of the DB-Engines Ranking into open source vs. commercial database systems, the commercial systems are still leading by 59:41. However, that ratio is down from 64:36 at the beginning of last year.

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Multi-model database systems – a new trend!
by Paul Andlinger, 3 March 2014
Tags: DB-Engines Ranking, Multi-model DBMS

According to the trend to multi-model database systems, we made some changes to our categorization methodology and reclassified a couple of systems.

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NoSQL systems continue to be on the rise
by Matthias Gelbmann, 3 December 2013
Tags: DB-Engines Ranking, NoSQL, Relational DBMS

The DB-Engines Ranking for December shows a decline in the ranking score for two of the dominant relational systems, while most others, particularly the NoSQL systems are gaining.

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One year of DB-Engines.com
by Paul Andlinger, Matthias Gelbmann, 2 October 2013
Tags: DB-Engines Ranking

DB-Engines.com went online exactly one year ago. Time for a little review.

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Historical trends of DB-Engines popularity ranking
by Paul Andlinger, Matthias Gelbmann, 5 April 2013
Tags: DB-Engines Ranking

Sometimes, the changes of popularity over time is more interesting than the absolute values. Therefore, we start presenting historical data of our DB-Engines ranking.

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Oracle and Cassandra increase their DB-Engines Ranking score
by Paul Andlinger, 2 January 2013
Tags: Cassandra, DB-Engines Ranking, Microsoft SQL Server, MySQL, Oracle

Among the top 10 DB engines, only Oracle and Cassandra could increase their popularity score, while MySQL regained rank 2 from SQL Server.

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DB-Engines popularity ranking greatly expanded
by Matthias Gelbmann, 5 November 2012
Tags: DB-Engines Ranking

In the new November ranking we have added more than 50 additional database management systems.

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DB-Engines launched
by Paul Andlinger, Matthias Gelbmann, 1 October 2012
Tags: DB-Engines Ranking, NoSQL

DB-Engines is a new initiative to collect and present information on relational and NoSQL database management systems.

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