Python与数据库[1] -> 数据库接口/DB-API -> SQL Server 适配器

pip install pymssql  

 1 import pymssql as ms
 2 def execute(cur, sql, *args):
 3     cur.execute(sql, *args)
 4     re = cur.fetchall()
 5     return re
 6 
 7 def show():
 8     cnx = ms.connect(host=‘host‘, user=‘user‘, password=‘password‘, database=‘db‘, charset=‘UTF-8‘)
 9     
10     cur = cnx.cursor()
11     
12     print(‘{:-^30}‘.format(‘DATABASES‘))
13     # Show the database in sys
14     re = execute(cur, "SELECT * FROM sys.databases")
15     
16     # Show custom databases
17     # re = execute(cur, "SELECT * FROM sys.databases WHERE name NOT IN (‘master‘, ‘tempdb‘, ‘model‘, ‘msdb‘)")
18     for db in re:
19         try:
20             # Select databases
21             cur.execute("USE %s" % db[0])
22         except:
23             continue
24         # Show tables
25         re = execute(cur, "SELECT * FROM information_schema.TABLES")
26     
27         for i in re:
28             print(i)
29     
30     cur.execute(‘USE ITP‘)
31     print(‘{:-^30}‘.format(‘TABLES‘))
32     re = execute(cur, "SELECT * FROM information_schema.TABLES")
33     for tb in re:
34         print(‘\n{:-^30}‘.format(‘TABLE CONTENTS‘))
35         print(tb)
36         print(‘{:-^30}‘.format(‘%s‘ % tb[2]))
37         re = execute(cur, "SELECT * FROM information_schema.COLUMNS WHERE TABLE_NAME=‘%s‘" % tb[2])
38         for cl in re:
39             print(cl)
40 
41 def foo(gen):
42     [print(x, end=‘\n\n‘) for x in gen]
43 
44 if __name__==‘__main__‘:
45     show()