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MongoDB update documents
In MongoDB, update() method is used to update or modify the existing documents of a collection.
Syntax:
Example
Consider an example which has a collection name tutoraspire. Insert the following documents in collection:
After successful insertion, check the documents by following query:
Output:
{ "_id" : ObjectId("56482d3e27e53d2dbc93cef8"), "course" : "java", "details" : { "duration" : "6 months", "Trainer" : "tutor aspire" }, "Batch" : [ {"size" : "Small", "qty" : 15 }, { "size" : "Medium", "qty" : 25 } ], "category" : "Programming language" } Update the existing course “java” into “android”:
Check the updated document in the collection:
Output:
{ "_id" : ObjectId("56482d3e27e53d2dbc93cef8"), "course" : "android", "details" : { "duration" : "6 months", "Trainer" : "tutor aspire" }, "Batch" : [ {"size" : "Small", "qty" : 15 }, { "size" : "Medium", "qty" : 25 } ], "category" : "Programming language" } Next TopicMongoDB Delete Documents