Comparison of Embedded Databases Jul 22, 2020 Things on this page are fragmentary and immature notes/thoughts of the author. Please read with your own judgement! SQLite DuckDB PoloDB Apache Derby H2 HSQLDB References List of In-Memory Databases Would you use Apache Derby or SQLite for a single file embedded database for your Java application? sqlite - Sqlite Versus Derby An Overview of 3 Java Embedded Databases