H2 Database Engine vs Tkrzw
H2 Database Engine
h2database.comTkrzw
dbmx.netSide by side
| Figure | H2 Database Engine | Tkrzw |
|---|---|---|
| Price from | Free | — |
| Free plan | Yes | — |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | — |
| Windows | Yes | Yes |
| macOS | Yes | Yes |
| Linux | Yes | Yes |
| API | Yes | — |
| Self-hosted | Yes | Yes |
| Plans published | 1 | 0 |
| Spec score · Embedded Databases | 8.1 (#9) | 6.8 (#26) |
| License | H2 is dual licensed under MPL 2.0 or EPL 1.0, and the license page says it can be integrated into and distributed with commercial applications. | The project repository identifies the license as Apache-2.0. |
| Purpose | H2 is a free SQL database written in Java. | Tkrzw is a C++ library that implements DBM for storing key-value records in files. |
Plans
In their own words
H2 Database Engine
H2 Database Engine is a free SQL database written in Java. It runs in embedded, server or mixed modes, with databases held on disk or in memory. H2 supports standard SQL and JDBC; server mode also accepts JDBC or ODBC over TCP/IP. A browser-based Console provides autocomplete. Listed database capabilities include transactions, multi-version concurrency and row-level locking, with JSON data support and high availability listed. Compatibility modes cover IBM DB2, Apache Derby, HSQLDB, MS SQL Server, MySQL, Oracle and PostgreSQL. Database files can use AES-128 encryption, while remote JDBC connections can use TLS. H2 is available for Linux, macOS and Windows, as an API, and for self-hosted or web deployment. It is dual licensed under MPL 2.0 or EPL 1.0, allowing integration into and distribution with commercial applications. The JAR is described as around 2.5 MB. The plan costs nothing.