Creating a backup using SQL Server Command Line (T-SQL)

OverviewCreating command line backups is very straightforward.  There are basically two commands that allow you to create backups, BACKUP DATABASE and BACKUP LOG.
ExplanationHere are some simple examples on how to create database and log backups using T-SQL.  This is the most basic syntax that is needed to create backups to disk.
Create a full backup

BACKUP DATABASE AdventureWorks TO DISK = 'C:\AdventureWorks.BAK' GO

Create a transaction log backup

BACKUP LOG AdventureWorks TO DISK = 'C:\AdventureWorks.TRN' GO

This is basically all you need to do to create the backups.  There are other options that can be used, but to create a valid and useable backup file this is all that needs to be done.
To read more about these options take a look at these topics:

• BACKUP DATABASE
• BACKUP LOG