The given T-SQL script retrieves the last full backup, differential backup, and log backup along with their backup locations and status for all databases.
The script uses the tables msdb.dbo.backupset and msdb.dbo.backupmediafamily to retrieve backup information.
By joining these tables with the sys.databases table, it collects backup details for each database.
The script includes information like database name, last backup time for full, differential, and log backups, backup locations, and backup status.