Back up All databases in SQL Server Instance with one script

This Script will allow you to backup all dbs in the fly. the script looks for .mdf file in your sql instance and back all of the files it find except the system databases...

DECLARE @name VARCHAR(50) -- database name  

DECLARE @path VARCHAR(256) -- path for backup files  

DECLARE @fileName VARCHAR(256) -- filename for backup  

DECLARE @fileDate VARCHAR(20) -- used for file name 

-- please change the set @path = 'change to your backup location'. for example,  

-- SET @path = 'C:\backup\' 

-- or SET @path = 'O:\sqlbackup\' if you using remote drives

-- note that remotedrive setup is extra step you have to perform in sql server in order to backup your dbs to remote drive 

-- you have to chnage you sql server accont to a network account and add that user to have full access to the network drive you are backing up to

SET @path = 'your backup location'  

SELECT @fileDate = CONVERT(VARCHAR(20),GETDATE(),112) 

DECLARE db_cursor CURSOR FOR  

SELECT name 

FROM master.dbo.sysdatabases 

WHERE name NOT IN ('master','model','msdb','tempdb')  

OPEN db_cursor   

FETCH NEXT FROM db_cursor INTO @name   

WHILE @@FETCH_STATUS = 0   

BEGIN   

       SET @fileName = @path + @name + '_' + @fileDate + '.BAK'  

       BACKUP DATABASE @name TO DISK = @fileName  

       FETCH NEXT FROM db_cursor INTO @name   

END   

CLOSE db_cursor   

DEALLOCATE db_cursor