Jtds is an open source jdbc 3.0 type 4 driver for microsoft sql server (6.5, 7.0, 2000 and 2005) and sybase (10, 11, 12, 15). jtds is the fastest jdbc driver for ms sql server and is a complete implementation of the jdbc spec.

jtds is the most performant jdbc driver for both microsoft sql server and sybase. it is a complete implementation of jdbc 3.0, it passes the j2ee 1.3 certification and hibernate test suites and is the preferred sql server/sybase driver for jboss, hibernate, atlassian jira and confluence, dbvisualizer and compiere.