檢視資料庫資訊
execute sp_helpdb northwind包括其中所有資料檔案，在不使用本資料庫的狀態下才能執行。
drop
database northwind
alter
database northwind modify name=northwind_000
alter
database northwind add filegroup g3
alter
database northwind add file
( name=northwindg31,
filename='d:\northwind\northwindg31.ndf',
size=1,maxsize=3,filegrowth=1
),( name=northwindg32,
filename='d:\northwind\northwindg32.ndf',
size=1,maxsize=3,filegrowth=1
)to filegroup g3
alter
database northwind add log file
( name=northwindlog3,
filename='d:\northwind\northwind3.ldf',
size=1,maxsize=5,filegrowth=1
),( name=northwindlog4,
filename='d:\northwind\northwind4.ldf',
size=1,maxsize=5,filegrowth=1
)
alter
database northwind modify file
( name=northwindg31, --要修改的檔案，不可修改 filename
size=2,maxsize=6,filegrowth=2 --指定的 size 必須大於當前值
)
alter
database northwind remove file northwind2
--alter
database northwind remove file northwindlog
alter
database northwind remove file northwindlog2
alter
database northwind remove file northwindlog3
alter
database northwind remove file northwindlog4
alter
database northwind remove file northwindg31
alter
database northwind remove file northwindg32
alter
database northwind remove filegroup g3
alter
database northwind remove file northwindg21
alter
database northwind remove file northwindg22
alter
database northwind remove filegroup g2
alter
database northwind remove file northwindg11
alter
database northwind remove file northwindg12
alter
database northwind remove filegroup g1
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