# All Packages

- Package Summary
  Package | Description
  --- | ---
  org.eclipse.net4j.db | The Net4j DB framework.
  org.eclipse.net4j.db.ddl | The Net4j DB framework concepts for the abstraction of the SQL data definition language.
  org.eclipse.net4j.db.ddl.delta | The Net4j DB framework concepts for the abstraction of schema deltas.
  org.eclipse.net4j.db.derby | The Net4j DB Framework support for Derby databases.
  org.eclipse.net4j.db.h2 | The Net4j DB Framework support for H2 databases.
  org.eclipse.net4j.db.hsqldb | The Net4j DB Framework support for HSQLDB databases.
  org.eclipse.net4j.db.jdbc | Implementations of the JDBC API that require Java 1.7 compatibility at development time.
  org.eclipse.net4j.db.mysql | The Net4j DB Framework support for MYSQL databases.
  org.eclipse.net4j.db.postgresql | The Net4j DB Framework support for PostgreSQL databases.
  org.eclipse.net4j.spi.db | Server service provider interfaces and useful base implementations for the Net4j DB framework.
  org.eclipse.net4j.spi.db.ddl | Server service provider interfaces for the Net4j DB framework.