插入数据
import datetime
import pymongo
from pymongo import MongoClient
mclient = MongoClient('192.168.3.110', 27017, connect=False)
mdb = mclient.test_database
posts=mdb.posts
new_posts = [{"author": "Mike", "text": "Another post!", "tags": ["bulk", "insert"], "date": datetime.datetime(2009, 11, 12, 14)}, {"author": "Eliot", "title": "MongoDB is fun", "text": "and pretty easy too!", 10, 45)}]
result = posts.insert_many(new_posts)
print(posts.count_documents({}))
创建索引
import pymongo
from pymongo import MongoClient
mclient = MongoClient('192.168.3.110', connect=False)
mdb = mclient.test_database
posts=mdb.posts
posts.create_index([('author', 1)],)
获取当前集合的索引字段
posts=mdb.posts posts.index_information()
删除索引
posts=mdb.posts
posts.drop_index('authorIdx')
or
posts.drop_index({ "author" : 1 })
https://docs.mongodb.com/manual/reference/method/db.collection.dropIndex/index.html
