Solr Search Server - Manage cores / collections
"Title" column
The title of the core or collection is found here.
"Language" column
Displays the language of the core or collection.
"Core/Collection name" column
You will find the name of the core or collection here.
"Documents" column
You can see how many documents are included in the collection here.
Configure outdated/all cores or collections
Click on this button to update outdated or all cores and collections, respectively, if, for example, the Solr Server was offline and applications were modified in the meantime.
Clear cores/configurations prior to configuration
Deletes the content of the cores/collections before performing the configuration.
Reconfigure core or collection
Configures the core or collection that is currently selection.
Copy name
Copies the name to the clipboard.
Visit administrative website
Opens the administration website from Apache Solr.
More information about this topic can be found here.