Query methods using greater than, less than, greater than or equal to and less than or equal to in pymongo

From , 5 Years ago, written in Python, viewed 213 times.

from bson.objectid import ObjectId
import pymongo
 
#查询代码
#连接本机mongodb
conn=pymongo.Connection()
#指定数据库
db = conn.books
#指定collection
collection = db.book
#大于
collection.find({'_id':{'$gt':ObjectId('51f6126139ecbb1db4a75667')}})
#大于等于
collection.find({'_id':{'$gte':ObjectId('51f6126139ecbb1db4a75667')}})
#小于
collection.find({'_id':{'$lt':ObjectId('51f6126139ecbb1db4a75667')}})
#小于等于
collection.find({'_id':{'$lte':ObjectId('51f6126139ecbb1db4a75667')}})
#//python/8231

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Query methods using greater than, less than, greater than or equal to and less than or equal to in pymongo

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