How to delete Documents from MongoDB Collection in Python?

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Contents

Python MongoDB Delete Documents

You can delete one or more documents from a collection using delete_one() or delete_many() functions respectively.

Delete One Document

delete_one() function can be called on a collection. The function takes query as an argument and deletes only the first and single document that matches the given query.

Example

In the following example, we will delete a single document that matches the given criteria.

Python Program

import pymongo

myclient = pymongo.MongoClient("mongodb://localhost:27017/")

# Use database named "organisation"
mydb = myclient["organisation"]

# Use collection named "developers"
mycol = mydb["developers"]

print('Documents in Collection\n-----------------------')
for doc in mycol.find():
	print(doc)

# Query to delete document
query = {'address':'India'}

# Delete one document
mycol.delete_one(query)

print('\nDocuments in Collection after delete_one()\n-----------------------')
for doc in mycol.find():
	print(doc)

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Output

How to delete Documents from MongoDB Collection in Python? — Delete only one Document from MongoDB Collection that matches query

Delete many documents

delete_many() function can be called on a collection. The function takes query as an argument and deletes all the documents that matches the given query.

Example

In the following example, we will delete multiple documents that match the given criteria.

Python Program

import pymongo

myclient = pymongo.MongoClient("mongodb://localhost:27017/")

# Use database named "organisation"
mydb = myclient["organisation"]

# Use collection named "developers"
mycol = mydb["developers"]

print('Documents in Collection\n-----------------------')
for doc in mycol.find():
	print(doc)

# Query to delete document
query = {'address':'India'}

# Delete many document
mycol.delete_many(query)

print('\nDocuments in Collection after delete_many	()\n-----------------------')
for doc in mycol.find():
	print(doc)

Copy

Output