What’s Driving the Latest DB‑Engines Rankings? Oracle’s Drop, MySQL & MongoDB Surge
The September DB‑Engines ranking shows Oracle’s steep decline while MySQL and MongoDB climb, presents top‑10 lists for relational, key‑value, document, time‑series and graph databases, explains the five metrics behind the scores, and advises professionals to choose databases based on business needs rather than pure popularity.
DB‑Engines September Ranking Update
The DB‑Engines popularity ranking was updated for September, revealing that Oracle lost 22.54 points—the largest drop among all databases—and has experienced a rapid decline for three consecutive months. In contrast, MySQL and MongoDB saw notable score increases.
Trend of Major Databases
Top 10 Relational Databases
Top 10 Key‑Value (KV) Databases
Top 10 Document Databases
Top 10 Time‑Series Databases
Top 10 Graph Databases
DB‑Engines ranks database management systems monthly based on five indicators:
Keyword search volume on Google and Bing.
Search volume on Google Trends.
Job search volume on Indeed.
Number of LinkedIn profiles mentioning the keyword.
Number of related questions and followers on Stack Overflow.
This analysis aims to give database professionals a reference for technology direction; the rankings do not reflect technical superiority or market share. Selecting a database should prioritize fit with business requirements over its position in the list.
For more details, visit https://db-engines.com/en/ranking .
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Programmer DD
A tinkering programmer and author of "Spring Cloud Microservices in Action"
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