Table 21-1 summarizes the commands for creating, modifying, and dropping user databases and their transaction logs.
| Command | Task | 
|---|---|
| create database...on dev_name or alter database...on dev_name | Makes database devices available to a particular Adaptive Server database. When used without the on dev_name clause, these commands allocate space from the default pool of database devices. | 
| dbcc checktable(syslogs) | Reports the size of the log. | 
| sp_logdevice | Specifies a device that will store the log when the current log device becomes full. | 
| sp_helpdb | Reports information about a database’s size and devices. | 
| sp_spaceused | Reports a summary of the amount of storage space used by a database. |