import pyodbc 
 
DBfile = r"F:\python\caiji.mdb" # 数据库文件需要带路径
print(DBfile)
conn = pyodbc.connect(r"DRIVER={Microsoft Access Driver (*.mdb, *.accdb)};DBQ="+ DBfile +";Uid=;Pwd=;") 
cursor = conn.cursor() 
SQL = "SELECT * from sites;"
for row in cursor.execute(SQL): 
 print(row) 
cursor.close() 
conn.close()

# -*-coding:utf-8-*-
import pyodbc
 
# 连接数据库（不需要配置数据源）,connect()函数创建并返回一个 Connection 对象
cnxn = pyodbc.connect(r'DRIVER={Microsoft Access Driver (*.mdb, *.accdb)};DBQ=.\data\goods.mdb')
# cursor()使用该连接创建（并返回）一个游标或类游标的对象
crsr = cnxn.cursor()
 
# 打印数据库goods.mdb中的所有表的表名
print('`````````````` goods ``````````````')
for table_info in crsr.tables(tableType='TABLE'):
 print(table_info.table_name)
 
 
l = crsr.execute("SELECT * from goods WHERE goodsId='0001'")# [('0001', '扇叶', 20, 'A公司', 'B公司', 2000, 2009)]
 
rows = crsr.execute("SELECT currentStock from goods") # 返回的是一个元组
for item in rows:
 print(item)
 
l = crsr.execute("UPDATE users SET username='lind' WHERE password='123456'")
print(crsr.rowcount) # 想知道数据修改和删除时，到底影响了多少条记录，这个时候你可以使用cursor.rowcount的返回值。
 
# 修改数据库中int类型的值
value = 10
SQL = "UPDATE goods "  "SET lowestStock=" + str(value) + " "  "WHERE goodsId='0005'"
 
# 删除表users
crsr.execute("DROP TABLE users")
# 创建新表 users
crsr.execute('CREATE TABLE users (login VARCHAR(8),userid INT, projid INT)')
# 给表中插入新数据
crsr.execute("INSERT INTO users VALUES('Linda',211,151)")
 
''''''
# 更新数据
crsr.execute("UPDATE users SET projid=1 WHERE userid=211")
 
# 删除行数据
crsr.execute("DELETE FROM goods WHERE goodNum='0001'")
 
# 打印查询的结果
for row in crsr.execute("SELECT * from users"):
 print(row)
 
 
# 提交数据（只有提交之后，所有的操作才会对实际的物理表格产生影响）
crsr.commit()
crsr.close()
cnxn.close()

# -*- coding: utf-8 -*-
# 功能:python连接access2010数据库(.accdb)
 
import pyodbc
 
DBfile = r"C:\Users\lenovo\Desktop\test.accdb" # 数据库文件
conn = pyodbc.connect(r"Driver={Microsoft Access Driver (*.mdb, *.accdb)};DBQ=" + DBfile + ";Uid=;Pwd=;")
 
 
cursor = conn.cursor()
SQL = "SELECT * from table1;"
for row in cursor.execute(SQL):
  print row.col1
cursor.close()