# Saving and executing the Job

## Procedure

1. Press Ctrl+S to save your Job and press F6 or click Run to launch it.

   A dialog box appears prompting you to specify the connection component you want to use.
2. Select the connection component, tMysqlConnection\_1, and click OK.

   ![](https://help.qlik.com/talend/en-US/components/8.0/Resources/images/use_case-tmysqlinput-dynamic_connection-8.png)

   The data read from database *project\_q1* is displayed in the Run console.

   ![](https://help.qlik.com/talend/en-US/components/8.0/Resources/images/use_case-tmysqlinput-dynamic_connection-9.png)
3. Press F6 or click Run to launch your Job again. When prompted, select the other connection component, tMysqlConnection\_2, to read data from the other database, *project\_q2*.

   The data read from database *project\_q2* is displayed in the Run console.

   ![](https://help.qlik.com/talend/en-US/components/8.0/Resources/images/use_case-tmysqlinput-dynamic_connection-10.png)