The 
Database Name field changes colors according to the information entered. These colors indicate whether or not information is valid. Information entered into the dialog is validated against the selected database or the Database Repository file. See 
Specifying application options for information on how to create a Database Repository file.
The following describes the significance of the Define SQL Command validation colors:
Note:    If a database is unknown, when you click 
OK or 
Apply Apama will attempt to communicate with it using the defined connection. If the validation response remains unknown, see 
SQL tab for information on how to add a database. If you are using a direct JDBC connection, you will need to add your database in 
Application Options.