# tDB2Connection

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/db2).

### In this section

* [tDB2Connection Standard properties](https://help.qlik.com/talend/en-US/components/7.3/db2/tdb2connection-standard-properties)