The original driver ( sun.jdbc.odbc.JdbcOdbcDriver ) was a Type 1 driver designed as a transitional solution. It was removed for several reasons:
The bridge required multiple translation layers between Java and the native system, making it much slower than modern drivers. jdbc odbc driver jar download
It is cross-platform (works on Linux/Mac) and much more stable than the old bridge. 2. Commercial Bridge Drivers The original driver ( sun