Try to connect to all data sources.
Get database with given configuration name.
Get database with given configuration name.
the configuration name of the database
All configured databases.
All configured databases.
Try to initialize all the configured databases.
Try to initialize all the configured databases. This ensures that the configurations will be checked, but the application initialization will not be affected if one of the databases is offline.
if we need to log all the database initialization.
Shutdown all databases, releasing resources.
Shutdown all databases, releasing resources.
Default implementation of the DB API.