# tJDBCConnection

Opens a connection to the specified database that can then be reused in the subsequent subJob or subJobs.

For more technologies supported by Talend, see [Talend components](https://help.qlik.com/talend/r/en-US/7.3/components/jdbc).

### In this section

* [tJDBCConnection Standard properties](https://help.qlik.com/talend/en-US/components/7.3/jdbc/tjdbcconnection-standard-properties)