list spaces used by all DBs in a server : sp_dbspaceall

use master
go
IF  EXISTS (SELECT * FROM sys.objects WHERE object_id = OBJECT_ID(N'[dbo].[sp_dbspaceall]') AND type in (N'P', N'PC'))
DROP PROCEDURE [dbo].[sp_dbspaceall]
GO
/*
exec sp_dbspaceall
*/
create procedure sp_dbspaceall
as
begin

Declare @FileSpace table (
[database_id] int,
[db_name] nvarchar(100),
[file_id] int,
[file_name] nvarchar(100),
[space_used] bigint
)
INSERT INTO @FileSpace  EXEC sp_MSforeachdb 'USE [?] SELECT db_id(''?''),''?'' as DBname,fileid, name ,FILEPROPERTY(name, ''SpaceUsed'')  as spaceused from sys.sysfiles';

With SpaceInfo (DBName, FileName, FileType,FilePath,CurrentSizeMB,SpaceUsedMB)
as
(

SELECT
DB_NAME(df.[database_id]) as [DBName],
df.[name] as [FileName] ,
df.type_desc as [FileType],
df.physical_name as [FilePath],
(df.[size]*8.0)/1024.0 as [CurrentSizeMB],
(fs.[space_used]*8.0)/1024.0 as [SpaceUsedMB]
FROM 
SYS.MASTER_FILES AS df
INNER JOIN @FileSpace as fs on (df.[database_id]= FS.[database_id] and df.[file_id]=fs.[file_id])
)
SELECT
SI.DBName,
convert(dec(17,2),SUM(SI.CurrentSizeMB)) as [DatabaseSizeMB],
convert(dec(14,2),(1-(SUM(SI.SpaceUsedMB)/SUM(SI.CurrentSizeMB)))*100 )as [%age Free],
convert(dec(17,2),D.DataFileSizeMB) as  DataFileSizeMB,
convert(dec(14,2) ,(1-(D.DataFileSpaceUsedMB/D.DataFileSizeMB))*100) as [%age Free],
convert(dec(17,2),L.LogFileSizeMB) as LogFileSizeMB,
convert(dec(14,2),(1-(L.LogFileSpaceUsedMB/L.LogFileSizeMB))*100)  as [%age Free]
FROM
SpaceInfo SI
CROSS APPLY (SELECT  sum(CurrentSizeMB) as [DataFileSizeMB], SUM(SpaceUsedMB) as [DataFileSpaceUsedMB] FROM SpaceInfo
WHERE filetype='ROWS' and DBName=SI.DBName group by DBName)  as D
CROSS APPLY (SELECT  sum(CurrentSizeMB) as [LogFileSizeMB], SUM(SpaceUsedMB) as [LogFileSpaceUsedMB] FROM SpaceInfo
WHERE filetype ='LOG' and DBName=SI.DBName group by DBName)  as L
GROUP BY
SI.DBName, D.DataFileSizeMB,D.DataFileSpaceUsedMB,L.LogFileSizeMB,L.LogFileSpaceUsedMB
Order by D.DataFileSizeMB desc
end