pymongo基本用法

import pymongo

client = pymongo.mongoclient(host=

'localhost'
, port=
27017
)client = pymongo.mongoclient(
'mongodb:localhost:27017'
)

db = client.mongo

db = client[
'mongo'
]

collection = db.students

collections = db[
'students'
]

#插入資料，推薦使用 insert_one 和 insert_many 兩個函式分別用於插入一條資料和多條資料

student =

result = collection.insert_one(student)
print
(result)
student1 =
student2 =
result = collection.insert_many(
[student1, student2]
)print
(result)

result = collection.find_one(

)print
(type
(result)
, result)
results = collection.find(
)for r in results:
print
(r)

"""

$lt 小於 }
$gt 大於 }
$lte 小於等於 }
$gte 大於等於 }
$ne 不等於 }
$in 在範圍內 }
$nin 不在範圍內 }
"""print
(collection.find_one(})
)

print

(collection.find_one(})
)

condition =

student = collection.find_one(condition)
student[
'age']=
26result = collection.update_one(condition,
)print
(result)
print
(result.matched_count, result.modified_count)

result = collection.update_one(condition,})

print
(result)
print
(result.matched_count, result.modified_count)

result = collection.update_many(condition,})

print
(result)
print
(result.matched_count, result.modified_count)

result = collection.delete_one(

)print
(result)
print
(result.deleted_count)
result = collection.delete_many(
)print
(result)
print
(result.deleted_count)
result = collection.delete_one(})
print
(result)
print
(result.deleted_count)

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PyMongo基本使用

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PyMongo基本使用

引用pymongo import pymongo 建立連線connection import pymongo conn pymongo.connection localhost 27017 或 from pymongo import connection conn connection localh...