-
InfluxDB
Power Real-Time Data Analytics at Scale. Get real-time insights from all types of time series data with InfluxDB. Ingest, query, and analyze billions of data points in real-time with unbounded cardinality.
-
hypersistence-utils
The Hypersistence Utils library (previously known as Hibernate Types) gives you Spring and Hibernate utilities that can help you get the most out of your data access layer.
Let's wait and see what the author says to this: https://github.com/eXsio/querydsl-entityql/issues/9
The TechEmpowers Fortune benchmark includes JDBC, Vert.x reactive drivers, Quarkus, Hibernate, EclipseLink, and many more.
Brett Wooldridge does an amazing job when it comes to tuning the HikariCP framework. Check out this article for more details about his approach to performance tuning.
Complex DB structures are not a problem. You can map any database type you want: JSON, HStore, Ranges, Inet, as I did in this hypernate-types project.