- Vlad Mihalcea on all things Java Persistence (MySQL, PostgreSQL, Hibernate, etc.)
- SQL Tutorials
- TSID – Time-Sorted Unique Identifiers much more efficient than using UUIDs
- TSID Generator a Java library for generating TSIDs
- Audit logging using triggers With MySQL record all changes to a table in a "history"/"audit" table
- HikaryCP lightweight JDBC connection pool.
- JetBrains Exposed ORM for Kotlin