mongoDB python 操作

win版驱动：pymongo-1.9.win32-py2.6.exe

# -*- coding:UTF-8
'''
Created on 2010-12-23

@author: DOC
'''
from pymongo import Connection
from Utils import exeTime
import re

conn = Connection("127.0.0.1")                  # 创建数据库连接
local = conn.local                              # 得到数据库
collor = None                                   # 表
auth = local.authenticate('doc12', '110210121') # 验证用户密码

if(auth):
    collor = local.collor                       # 获得表

def add():
    prop = {'name':'doc', 'age':21, 'skills':('PHP', 'python'), 'size':88} # 条件：map<key:value>
    datas = {'collor':'yellow', 'size':16, 'properties':prop, 'num':1}
    collor.save(datas) # size 字段如果没有，会自动加上该字段

def delete():
    #collor.remove() # 删除所有
    collor.remove({'collor':'yellow'})
    
def update():
    collor.update({'collor':'yellow'},{'$set':{'num':2}},upsert=True,multi=True)    

def select():
    return collor.find()
def select_Limit():     # 检索第 2、3条记录：skip(>=), limit(<=)
    return collor.find().skip(1).limit(2)
def select_Equal():     # 等于查询
    return collor.find({'collor':'red'}) # 无条件则查询所有
def select_Than():      # gt(>)，lt(<)，gte(>=)，lte(<=)，in(包含)，nin((不包含)
    return collor.find({'size':{"$gte":20}})# 无条件则查询所有
def select_GtLt():
    return collor.find({'size':{"$gt":5,"$lt":15}}) # >5 and <25 多个条件
def select_In():        # in(包含)，nin((不包含)
    return collor.find({'size':{"$in":(10,20,99)}})
def select_Regular():   # 正则：只能是字符串
    return collor.find({'collor':{"$regex":r"[a-z]+"}}) # 或者用：re.compile(r'.*')
def select_Childen_Map():   # 子对象查找
    return collor.find({'properties.age':23})        # map
def select_Childen_List():   # 子对象查找
    return collor.find({'properties.skills':'java'}) # list
def select_Where():     # 条件表达式: >, <, >=, <=, ==
    return collor.find({'$where':'this.size==10'})

#vs = select_Regular()
#for i in vs:
#    print i

@exeTime
def test():
    for i in range(200000):
        select_In()
if(collor != None):
    test()