C:\Users\Administrator>pip install e:\pymssql-2.1.3-cp35-cp35m-win_amd64.whl
Processing e:\pymssql-2.1.3-cp35-cp35m-win_amd64.whl
Installing collected packages: pymssql
Successfully installed pymssql-2.1.3

create database Test;
go
use test;
go
if object_id('tb') is not null
  drop table tb;
go
CREATE TABLE TB(ID INT,NAME NVARCHAR(20),SCORE NUMERIC(10,2));
INSERT INTO TB(ID,NAME,SCORE)
VALUES(1,'語文',100),
   (2,'數(shù)學(xué)',80),
   (3,'英語',900),
   (4,'政治',65),
   (5,'物理',65),
   (6,'化學(xué)',85),
   (7,'生物',55),
   (8,'地理',100)

# -*- coding:gbk -*-
import pymssql
#數(shù)據(jù)庫連接
conn=pymssql.connect(host='wc-pc',user='sa',password='ggg',database='Test')
#打開游標(biāo)
cur=conn.cursor();
if not cur:
  raise Exception('數(shù)據(jù)庫連接失敗！')
sSQL = 'SELECT * FROM TB'
#執(zhí)行sql，獲取所有數(shù)據(jù)
cur.execute(sSQL)
result=cur.fetchall()
#1.result是list，而其中的每個元素是 tuple
print(type(result),type(result[0]))
#2.
print('\n\n總行數(shù)：'+ str(cur.rowcount))
#3.通過enumerate返回行號
for i,(id,name,v) in enumerate(result):
  print('第 '+str(i+1)+' 行記錄->>> '+ str(id) +':'+ name+ ':' + str(v) )
#4.修改數(shù)據(jù)
cur.execute("insert into tb(id,name,score) values(9,'歷史',75)")
cur.execute("update tb set score=95 where id=7")
conn.commit() #修改數(shù)據(jù)后提交事務(wù)
#再查一次
cur.execute(sSQL)
#5.一次取一條數(shù)據(jù),cur.rowcount為-1
r=cur.fetchone()
i=1
print('\n')
while r:
  id,name,v =r #r是一個元祖
  print('第 '+str(i)+' 行記錄->>> '+ str(id) +':'+ name+ ':' + str(v) )
  r=cur.fetchone()
  i+= 1
conn.close()