Here is a quick script to identify just the size of the data files for all of the databases on a given instance of SQL Server.
use master
GO
SELECT
sys.databases.name AS DatabaseName,
SUM(sys.master_files.size) * 8 / 1024 AS DatabaseSize
FROM
sys.master_files
INNER JOIN
sys.databases
ON
sys.databases.database_id = sys.master_files.database_id
WHERE
sys.databases.database_id > 4
AND
sys.master_files.type_desc = ‘ROWS’
GROUP BY
sys.databases.name
ORDER BY
DatabaseSize
GO
Filed under:
SQL Server,
SQL Server 2008,
SQL Server 2012,
SQL Server 2014,
T-SQL Tagged:
Data File Size,
File Size,
SQL Server,
sys.databases,
sys.master_files