Node.js Tutorial => Mongodb integration

Syntax

db.collection.insertOne(document, options(w, wtimeout, j, serializeFuntions, forceServerObjectId, bypassDocumentValidation), callback)
db.collection.insertMany([documents], options(w, wtimeout, j, serializeFuntions, forceServerObjectId, bypassDocumentValidation), callback)
db.collection.find(query)
db.collection.updateOne(filter, update, options(upsert, w, wtimeout, j, bypassDocumentValidation), callback)
db.collection.updateMany(filter, update, options(upsert, w, wtimeout, j), callback)
db.collection.deleteOne(filter, options(upsert, w, wtimeout, j), callback)
db.collection.deleteMany(filter, options(upsert, w, wtimeout, j), callback)

Parameter	Details
document	A javascript object representing a document
documents	An array of documents
query	An object defining a search query
filter	An object defining a search query
callback	Function to be called when the operation is done
options	(optional) Optional settings (default: null)
w	(optional) The write concern
wtimeout	(optional) The write concern timeout. (default: null)
j	(optional) Specify a journal write concern (default: false)
upsert	(optional) Update operation (default: false)
multi	(optional) Update one/all documents (default: false)
serializeFunctions	(optional) Serialize functions on any object (default: false)
forceServerObjectId	(optional) Force server to assign _id values instead of driver (default: false)
bypassDocumentValidation	(optional) Allow driver to bypass schema validation in MongoDB 3.2 or higher (default: false)

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