C:/>osql /?
用法: osql              [-U login id]          [-P password]
[-S server]            [-H hostname]          [-E trusted connection]
[-d use database name] [-l login timeout]     [-t query timeout]
[-h headers]           [-s colseparator]      [-w columnwidth]
[-a packetsize]        [-e echo input]        [-I Enable Quoted Identifiers]
[-L list servers]      [-c cmdend]            [-D ODBC DSN name]
[-q "cmdline query"]   [-Q "cmdline query" and exit]
[-n remove numbering] [-m errorlevel]
[-r msgs to stderr]    [-V severitylevel]
[-i inputfile]         [-o outputfile]
[-p print statistics] [-b On error batch abort]
[-O use Old ISQL behavior disables the following]
      <EOF> 正在進行批處理
      控制檯寬度自動調整
      寬訊息
      預設錯誤級別為 — 1 對 1
[-? show syntax summary]

Windows整合身份登陸>>>
C:/>osql -E
1>
登陸後執行系統儲存過程
1> sp_password NULL,"newpass","sa"
2> go
密碼已更改。
1> exit

再來看看sa混合模式登陸>>>
C:/>osql -SLocalhost -Usa -Pnewpass
1>
出現1>提示符表示登陸成功!

再來看看osql命令列下查詢C:/>osql -SLocalhost -Usa -Pnewpass
1> use qz
2> Select count(*) from crjsj where kh=0
3> go

-----------
           0

（1 行受到影響）
1>
查詢系統表
1> select name from sysobjects where xtype='U'
2> go
name

-----------------------------------------------------------------------
sjd
sjdz
xgjsz
xtcs
pb
xtsz
qjcc
rszl
rz
t_Open_Event
t_Open_Event_history
xgsj
t_OpenDoorRecord_history
mjjcs2
t_OpenDoorRecord
mjjz2
mjkzqcs2
dtproperties
qjcc1
sjlxsm
kqsj2
bell
bm
card
department
crjsj
gly
gzsj_history
crjsj_history
jr
gzsj
kqjsz
gzsj_ssjksj
info
lever
kqbc
kqsj
kqsj_tp
lscrjsj
mjjcs
msgrz
parameter
picture
mjjz
qjlb
mjkzqcs
(46 行受到影響)
1>Exit

C:/>Osql 命令列的用途還很多，功能十分強大，常用就列舉這些了