SQuirreL SQL Client is a graphical SQL client written in Java that will allow you to view the structure of a JDBC compliant database, browse the data in tables, issue SQL commands, etc.
easily view and edit data in any JDBC-compliant database,
view the database’s meta-data,
work with multiple databases on both local and remote machines,
use a single, consistent interface to work with different database engines,
expand the tool’s capabilities and include DB-specific functionality using
Requires Java Runtime Environment