backups.sql

-- References
-- https://www.mssqltips.com/sqlservertip/1070/simple-script-to-backup-all-sql-server-databases/
-- https://docs.microsoft.com/en-us/sql/t-sql/statements/restore-statements-verifyonly-transact-sql?view=sql-server-2017

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
 
-- specify database backup directory
SET @path = 'D:\sql_backups\'  
 
-- specify filename format
SELECT @fileDate = CONVERT(VARCHAR(20),GETDATE(),112) 
 
DECLARE db_cursor CURSOR READ_ONLY FOR  
SELECT name 
FROM master.dbo.sysdatabases 
WHERE name NOT IN ('master','model','msdb','tempdb')  -- exclude these databases
 
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  

    RESTORE VERIFYONLY FROM DISK = @fileName

    FETCH NEXT FROM db_cursor INTO @name   
END   

 
CLOSE db_cursor   
DEALLOCATE db_cursor