Find and insert in mongodb

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Insert Into Collection. Also, do share your feedback 🙂 Apr 26, 2017 · MongoDB has a native Python driver, PyMongo, and a team of Driver engineers dedicated to making the driver fit to the Python community’s needs. MongoDB is popular for it’s high performance, scalability and availability. One of the core new features in MongoDB 2. 6 is the new bulk write operations. collection. 2. You will learn all the most important commands and queries in order to know how to handle by yourself MongoDB database. Alternatively, use the hotkey Ctrl + D (⌘ + D). Here mycol is our collection name, as created in the previous chapter. How to get started with MongoDB in 10 minutes. Insert one document. While performing a query operation, one can also use criteria’s or conditions which can be used to retrieve specific data from the database. Along with this, we will learn the different languages supported by the text search. It also takes a callback function where you can work with any errors, or the result of the insertion: Find All. The course is designed for beginners to MongoDB and database, and will introduce common In MongoDB, you create a database by switching to a non-existent database, then inserting data into it. . js driver (or any other driver) method. insertMany( [ , , In this example we'll see how to insert a document in MongoDB. You could insert one more records and try the same. Submitted by Manu Jemini, on February 02, 2018 MongoDB is a non-sql database. Mar 18, 2019 · How to find Date after 1 week in java 8? How to check if two dates are equal in Java 8? Create many JavaScript objects as the same type? Find the k most frequent words from data set in Python; Find size of a list in Python; Find length of a string in python (3 ways) Find all the numbers in a string using regular expression in Python In MongoDB learning series, we have already covered the MongoDB basics, MongoDB installation in windows, and how to query/select documents from a collection. 6+ will raise an error . The above filter specifies that MongoDB Compass only return documents where the item field is equal to canvas. Nov 10, 2019 · MongoDB Query Document Using Find() with examples: Usage of Find by ID, Find in Array, Find all, Find and Update with examples. insertOne() and db. The first parameter of the find() method is a query object. Oct 21, 2019 · Mostly all modern-day web applications have some sort of data storage system at the backend. PyMongo is a Python distribution containing tools for working with MongoDB, and is the recommended way to work with MongoDB from Python. Currently, you must create a separate account for each API. insert({ title: 'Post One', body: 'Body of post one', category: 'News', tags: asc db. To insert multiple documents in collection, we define an array of documents and later we use the insert() method on the array variable as shown in the example below. In short, make sure any host accessing your mongodb has a hostname that is unique among any other host accessing your mongodb. Web development field has evolved a lot in last decade. To query the collection, use the collection’s find() and find_one methods. Upsert. Query the Collection. sort({ title: 1 }). MongoDB is a document based data-based made for high performance, high availability, and automatic scaling. Insert Documents in MongoDB - The insert operation is one of the crucial operations in the database system. The cursor is a MongoDB Collection of the document which is returned upon the find In this MongoDB tutorial we will learn to insert documents. On this site, you’ll find documentation to help you get the most from MongoDB and C++. Insertion happens asynchronously and operations dependent on the inserted document has to be taken care. To access the returned documents with a driver, use the appropriate cursor handling mechanism for the driver language . Overview¶. Import and export JSON documents as-is, or copy data from or to a tabular dataset. Insert Data. Find Example script . Apr 19, 2016 · Mongo DB Tutorial and Mapping of SQL and Mongo DB Query. 27 Dec 2012 can be used on a small data basis created in the insert-section. Each document is provided as a parameter. Tutorial #8: MongoDB Cursor This tutorial will explain you all about usage of Cursor and its methods within MongoDB. Mar 11, 2019 · That's not possible as mongo shell is just an interactive JS interface to MongoDB server hence you would need to make a separate query for the parent id before doing the insert; you cannot include the query operation within the insert document. posts. Remote procedure calls in MongoDB can be made by using the BSON format. Net driver is clear and we know how to insert document(s). find (criteria) is used to query all MongoDB Documents, or filter them based on a criteria, from a MongoDB Collection. To select data from a table in MongoDB, we can also use the find() method. MongoDB is an open-source document database that provides high performance, high availability, and easy scalability. However these should work with other versions too. Find All. In the next  5 Nov 2012 Everyone should be able to benefit from MongoDB's power and simplicity, and so does not return an error directly, similar to INSERT DELAYED with MySQL. 5. In t his php mongodb tutorial you will learn how to fetch, insert, edit, delete records in a mongodb collection using php. NodeJS became widely popular among web development community. Callback function(err, document) is an optional argument to save() method. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions. The insert() method inserts one or more documents into a collection. Dec 22, 2017 · This video is one in a series of videos where we'll be looking at creating a database using MongoDB. Easily organize, use, and enrich data — in real time, anywhere. In this MongoDB Tutorial, we shall learn to insert one or more documents to a MongoDB Collection with examples. We have seen that we can set the criteria for these operations. js Tutorial, we shall learn to insert one or more documents to MongoDB Collection from Node. js Course at 90% off: https://acad. In addition, we discussed MongoDB CRUD, MongoDB insert document and MongoDB query document. Because data is stored flat in a MongoDB document, MongoDB can have fields with arrays – or a list of values – as values. Switch to a MongoDB database. Connect to your MongoDB database. The first parameter of the insertMany() method is an array of objects, containing the data you want to insert. people. 2) each of the found documents include an array, I would like to insert a new array element into the array. insert({}) fails, as it should to db_name , insert commands works fine and find command works If trying to insert a record with an existing _id value, then the operation yields in criteria is a query object to find records that need to be updated (see Queries)  Then we would work on how to update an existing document in MongoDB using After insert to find the documents inside a collection we use find() command. 6, the configuration is enabled by default. lock. Write to Azure Cosmos DB as insert or upsert. stores data in JSON-like MongoDB C++ Driver. findAndModify() will only select one document to modify. To create a database in MongoDB, simply switch to a non-existent database, then insert data into it. Callback to be taken care. The find() method returns all occurrences in the selection. Capped option *(for create collection). In this article, we are going to insert a document (dummy JSON data) inside a collection of a database. Creates collection upon first insert. For example, db. js Driver Maintainer at MongoDB. Removing data. try ( MongoCursor<Document> cur = collection. Create collection. I've played with aggregation however I can't seem to find an insert function? Data: Nodejs MongoDB tutorial. BEFORE¶ Return the original document before it was updated/replaced, or None if no document matches the query. users. All data stored in the collection are in BSON format. BSON stands for the Binary-encoded format of JSON. Hi, To insert multiple records ( documents ) into MongoDB collection, we need to use InsertManyAsync to insert the array of documents in single shot. COLLECTION_NAME. insert( new BasicDBObject(). In the next chapter, we will read about MongoDB update documents (CRUD Operations Part 2). In this chapter, you will learn about the different concepts and methods that are related to the insert operation in MongoDB. The basic syntax of find() method is as follows − >db. It is a popular open source platform used for development of web and network-centric applications. Getting a Single Document With find_one() ¶ The most basic type of query that can be performed in MongoDB is find_one(). MongoDB's update() and save() methods are used to update document into a collection. It is useful when you know there is only one matching document, or are only interested in the first match. Works across client  db. See below example, Existing document: {“first_name”: “Prashant”} To add a new field called “sir_name” with a value as The Text Search uses stemming techniques to look for specified words in the string fields by dropping stemming stop words like a, an, the, etc. Here we are inserting three documents in the collection named “students”. Find Example script. In this example we use an empty query object, which selects all documents in the collection. In this tutorial, we show how to work with MongoDB in Java. How to find a document based on an internal key-value pair, and how to delete a document  To insert a record, or document as it is called in MongoDB, into a collection, we use the A document in MongoDB is the same as a record in MySQL. In MongoDB Query Documents tutorial, we have learnt to filter MongoDB Documents based on a criteria, in which all the fields are returned in the result. 1) find documents. The find() method returns a FindIterable() instance that provides a fluent interface for chaining other methods. MongoDB is written in C++ and has quite a number of solid features such as map-reduce, auto-sharding, replication, high availability etc. We create a testdb database and insert eight documents in the cars collection. You can obtain this value using the inserted_ids() method of the returned mongocxx::result::insert_many instance. In this PyMongo tutorial, I’ll brief about MongoDB Insert, Read, Update, Delete Using Python. If you do not specify a top-level _id field in each document, MongoDB automatically adds a _id field to the inserted documents. Querying collection is done by find() method. Prerequisites : MongoDB Python Basics This article focus on We would first insert data in MongoDB. As find() method will show the findings in a non-structured way, to get the results in a structured pretty() method is used. Nov 19, 2018 · insertMany() in MongoDB : insertMany() was introduced in MongoDB version 3. This mongodb find document tutorial covers a number of ways to query a single collection. Data. Find / query. Updating. In this tutorial, we will learn about the Usage of Find() in MongoDB. MongoDB NoSQL database handles working with data very efficiently. The update() method updates the values in the existing document while the save() method replaces the existing document with the document passed in save() method. insert(-1,5) the array elements is array [1,2,3,5,4]. To insert a record, or document as it is called in MongoDB, into a collection, we use the insert_one() method. The collection must already exist. Arrays. 1BestCsharp blog 3,378,030 views Find method is used to fetch a document from the MongoDB collection. MongoDB has a unique way of representing data types in which each data type is associated with an alias as well as a number that is usually used to search or find any specific record within a MongoDB database. To solve that we need to store result as an array and then insert - please find snippet below: var a = db. connect('mongodb://localhost/gettingstarted', {useNewUrlParser: true }); Documents can be retreived using each models find, findById, findOne, data => console. 3 Nov 2019 Drop selected database. As in the previous article, if you want to follow along and code as we go, you Node. find(). To query data from MongoDB collection, you need to use MongoDB's find() method. You can use the Azure Cosmos DB's API for MongoDB connector to: Copy data from and to the Azure Cosmos DB's API for MongoDB. It is used to store data without the usage of SQL queries. In this Node. If the collection doesn’t exist, then MongoDB command will create the collection in the database and then it will get inserted. This method returns a single document matching a query (or None if there are no matches). Here, our database is "myinfo". Query Document. Feb 18, 2016 · In this video I am going to show you How to Insert Documents In MongoDB. Can someone educate me about this? php mongodb tutorial. > use myinfo switch to db myinfo Define a document for MongoDB database An enum used with find_one_and_replace() and find_one_and_update(). . ships. Choose the collection from the Connection Tree. mongo Shell Method. In this page, we are going to discuss how to insert data into a collection. We learned about ObjectId and its methods within MongoDB in our previous tutorial. firstCollection. Welcome to the MongoDB C++ driver. To insert a single document into the collection, use a mongocxx::collection find () will return an instance of mongocxx::cursor , while find_one() will return an  Meteor Collection Hooks Build Status. find To insert data into MongoDB collection, you need to use MongoDB's insert() or save() method. It has the below syntax : db. In the If the document does not specify an _id field, then MongoDB will add the _id field and assign a unique ObjectId for the document before inserting. To query the collection, you can use the collection’s find() method. A document contains data in key-value pairs. Type it to continue iteration. Executing db. insert. MongoDB insert documents. find() find() method will display all the documents in a non-structured way. In the previous article, we discussed the concept of MongoDB, including how to install MongoDB. This mongodb find document tutorial covers a number of ways to query a single document or find multiple documents based on same condition as we do in SQL using WHERE CLAUSE. Enabling Text Search. The data we need to store or update or delete, sometimes need a variety of operations to be performed. Select MongoDB because in this quickstart you are creating a table that works with the MongoDB. In this article, we will learn about the Datatypes and its usage in the MongoDB. The first  MongoCollection::insert — Inserts a document into the collection Note: If this option is used and journaling is disabled, MongoDB 2. In MongoDB, the db. A MongoDB server (or multi-server deployment) hosts a number of databases. You can call the method without any arguments to query all documents in a collection or pass a filter to query for documents that match the filter criteria. The following example shows how this can be done, Step 1) Create a JavaScript variable called myEmployee to hold the array of MongoDB Insert Document. Jun 27, 2017 · Document in MongoDB means a row or record in the database. insert(document) 实例 以下文档可以存储在 MongoDB 的 runoob 数据库 的 col 集合中: This is the official Perl driver for MongoDB. A collection holds a set of documents. In this post, I’ll give an introduction to CRUD (Create, Read, Update, Delete) operations using the Java driver. How to find a document based on an internal key-value pair, and how to delete a document based on similar conditions. The below code example can be used to insert multiple documents at a time. Learn to find documents in MongoDB. How to install MongoDB, How to create new collection To query the collection, you can use the collection’s find() method. There are also two methods "db. save()" method used for the same purpose. iterator()) { while (cur. Now, we will be looking at MongoDB Text Search. If you are a complete beginner to NoSQL, I recommend you to have a quick look at my NoSQL article published previously. Most drivers create an ObjectId and insert the _id field, but the mongod will create and populate the _id if the driver or application does not. A database holds a set of collections. Syntax. To insert multiple documents into a collection in MongoDB, we use the insertMany() method. Limited Offer! Join the Full Node. At present, MongoDB supports around 15 languages. insertOne() method. If the collection doesn't exist in the database, then MongoDB will create this collection and then insert a document into it. js Application, using insertOne() and insertMany() method respectively, with examples. For MongoDB insert example, I am using MongoDB version 3. Recently I have written a lot on MongoDB tutorials that includes installation on various Operating Systems and then using some common functions through Mongo Shell and Java Driver. Likewise i want to insert the sample array element in MongoDB. In this post you will see how to query MongoDB by date (or ISODate) using SSIS MongoDB Source. sourceCollection. Mongo databases are different from SQL databases, but those differences are the insert function, but there's a range of other functions available, including find  Insert document to MongoDB - To insert single document to MongoDB, call save( ) method on document instance. After insert the code array. Next up we will talk more about Read part of CRUD. 6. The find() Method. Usage of Find by ID, Find in Array, Find all, Find and Update with examples. Sometimes, working with data and databases is very complicated. In the following example we are inserting one document into students collection. Collection (database, name, create=False, **kwargs) ¶ Get / create a Mongo collection. As you can see in Python. Cursors provide fetch to return all matching documents, map and forEach to iterate over all matching documents, and observe and observeChanges to register callbacks when the set of matching documents changes. In our last tutorial on the MongoDB Beginners Guide Training series, we explored about Create and Insert Database in MongoDB. insertMany() to insert one or multiple documents respectively. Well, whenever you insert a document, MongoDB automatically adds  CRUD operations refer to the basic Insert, Read, Update and Delete operations. The first parameter of the insert_one() method is a dictionary containing the name(s) and value(s) of each field in the document you want to insert. find({name: 'Russell'}) is different to  20 Apr 2016 In MongoDB we have to use either insert() or save() method to add the >var search='Pra' >db. 0. x version, so if you are using older 2. Let’s go through find() method first from the shell and later through a Java program. log(new Date(), data)); // Insert a doc, will trigger the change  25 Dec 2017 Although MongoDB inserts ID by it's own, We can manually insert custom IDs They're provided as second argument to the find() command. filter_none. Note that mongo java driver API has totally changed in 3. After loading the MongoDB module into memory We connect to the MongoDB server, using the MongoDB::MongoClient module MongoDB Example: Insert Multiple Documents in collection. link/nodejs There are two ways to find an item from the MongoDB database. x version then you will have to modify the code accordingly. Location MongoDB 使用 insert() 或 save() 方法向集合中插入文档,语法如下: db. db. find({name : new RegExp(search)}). This section will show examples for the  The Mongo Object-Document-Mapper (ODM) is an implementation of the abstract The $filter argument for Mongo accepts the common mongo find array, see  AsyncIOMotorCursor : Executing find() on an AsyncIOMotorCollection gets an The MongoDB documentation on. MongoDB provides the following three methods for inserting documents into a database: insert() insertOne() insertMany() The insert() Method. In this Tutorial we will learn. MongoDB insert. find({}, {name:true, _id:false}) Shows only the names of the ships . inventory. I couldn't find proper documentation about this. To insert one document into a collection we use the db. for record in   14 Sep 2018 MongoDB Update Document Tutorial, MongoDB Insert Document, MongoDB Query One is the find() method, which will show the results in a  In this example we'll see how to insert a document in MongoDB. One is through MongoDB find method and the other is through findOne method. Although the query may match multiple documents, db. A document is a set of key Nov 18, 2015 · ZappySys provides high performance drag and drop connectors for MongoDB Integration. MongoDB Query Documents – db. class pymongo. FIND; FIND_AND_UPDATE; FIND_AND_REMOVE; INSERT; UPDATE; REMOVE ; DISTINCT_FIELD; GEO_LOCATION. Insert documents using MongoDB. MongoDBの薄い本を読みながらMongoDBを勉強し始めたので、自分の理解を試すために書きます。 簡単なCRUDの説明になります。 また、以下の内容で簡単なMongoDBの使い方がわかった方は、[Groovy] MongoDBを簡単に扱えるイケてる言語 Jan 27, 2019 · by Navindu Jayatilake. Examples include a SQL database and a CSV file. Right-click on any cell and choose Insert Document. Transactions¶. The New Bulk API. In this article, we will study how to index mongoDB text search partial, multiple fields, and entire document. Sep 17, 2018 · That is create in MongoDB. If you’re just starting out, take a look at these pages first: Installing mongocxx; Quick-start tutorial; Driver status by family and version Jul 30, 2019 · MongoDB provides CRUD operations that are used to create, insert, update and delete. update()" method and "db. If you have any queries, please comment in the comment section below. Optional. By Christian Kvalheim, Driver Lead and Node. _id works as a primary key in MongoDb. We also learned about insert command that is used for insertion of one document at a time into the mongo collection. 7 and java driver version 3. This page documents the mongo shell method, and does not refer to the MongoDB Node. Azure Cosmos DB provides five APIs: Core (SQL) for document databases, Gremlin for graph databases, Azure Cosmos DB's API MongoDB for document databases, Azure Table, and Cassandra. The following example demonstrates this: I know this may be a silly question, but I read on an e-book that there is an upsert option in MongoDB insert. MongoDB Query Documents. toArray() db. find() method. It does not immediately access the database or return documents. Then insert the array with 4 document MongoDB find() queries & usage: For us to discuss more on the find() methods that are made available for MongoDB database server, we have set up a sample database and a collection with few documents already. If we look carefully at the document where _id field equals 1, our requirements are fulfilled in one of the subdocuments of the array, while in the document which _id field equals 2, only one condition is matched in each of the subdocuments of the array. Oct 27, 2017 · Java Project Tutorial - Make Login and Register Form Step by Step Using NetBeans And MySQL Database - Duration: 3:43:32. Now you have got the data now you can insert into the MongoDB database. In this chapter, we will learn how to query document from MongoDB collection. Step 4: Insert the Data into Database. For example, if you take the case of a web shopping application, data such as the price of an item would be stored in the database. 4. Depending on how the system handles pids, the probability may actually be a little less. Here first i have created the position collection in my MongoDB database. Different MongoDB Data Types. sort({ title: -1 })  mongoose. MongoDB insert using Mongo Client Feb 14, 2018 · You just need to use $set operator. This will become your index, as is organised to be as simple as possible so… MongoDB Tutorial. As we already know, MongoDB stores data in BSON format. In this article, which is aimed at Python developers who are new to MongoDB, you will learn how to create a free hosted MongoDB database, install PyMongo, the Python Driver, connect to MongoDB and more. The Node js framework can work with databases with both relational (such as A Computer Science portal for geeks. To see full detail about possible query syntax see online help. The query field employs the same query selectors as used in the db. Jun 17, 2017 · That’s it in this MongoDB insert documents – MongoDB CRUD Operations Part 1. Collection with before / after hooks for insert , update , remove , find , and findOne . pretty() # desc db. We started a mongod instance, created a MongoClient proxy, created a database and a collection and finally made then spring to life by inserting a document. Using this method, we can insert multiple documents to a collection easily. Here I am connecting with the ‘test’ database and ‘store’ collection inserting two documents in single execution. append(  27 Jan 2019 In the bin directory, you'll find an interesting couple of executable files. append( "employeeId" , i). Insert Multiple Documents. Oct 27, 2019 · Indexes are very important in any database, and with MongoDB it's no different. MongoDB documents also support arrays and embedded documents, and use the dot notation to access fields within them. insert() can be used inside multi-document transactions. AFTER¶ Return the updated/replaced or inserted document. When there are no arguments specified as is the case with the above command, it fetches all the available documents from the collection. insert() method is used to add or insert new documents into a collection in your database. find returns a cursor. Then we moved into integration of MongoDB with other frameworks such as Servlets, Spring and JSF Primefaces. With the use of Indexes, performing queries in MongoDB becomes more efficient. Now you may have understood the usability of these operations in MongoDB according to your use. In a previous NodeJS mongodb tutorial we explored how to perform CRUD operations on mongdb database using nodejs. If the array element already exists, do nothing (do not insert a new element into the array). The other thing you should note that the Date column is set as Index of the Dataframe May 28, 2018 · > db. Specify a filter in the MongoDB Compass query bar and click Find to execute the query. The "insert" command can also be used to insert multiple documents into a collection at one time. The documents stored in MongoDB are JSON-like. find() in the mongo shell automatically iterates the cursor to display up to the first 20 documents. Note! collection is the name of the collection in which you want to insert the document. Insert Single Document; Insert Multiple We're the creators of MongoDB, the most popular database for modern apps, and MongoDB Atlas, the global cloud database on AWS, Azure, and GCP. In this tutorial, I am listing 4 ways you can utilize to insert or add document(s) into a collection in MongoDB. MongoDB Project Fields MongoDB Project Fields – In this MongoDB Tutorial, we shall learn to restrict only those fields to return in the result of a query. find(); The above command has got multiple uses depending on the variation of the find() function. Dec 11, 2019 · The method of fetching or getting data from a MongoDB database is carried out by using queries. But before it, you have to do convert the data frame into a dictionary (MongoDB uses JSON format data ) and then insert it into the database. This article shows how to perform simple select, insert, update, delete database operations in MongoDB. MongoDB provides the insert() method (and two others) for adding documents to a database. js – Insert Document(s) to MongoDB Collection. For more information on the MongoDB Compass Query Bar, see the Compass Query Bar documentation. An insert operation that would result in the creation of a new collection are not allowed in a transaction. Nov 10, 2019 · Usage of Arrays for Insertion of Multiple Documents on MongoDB. Insert documents in large batches with  23 Nov 2016 In this tutorial series, I'll show you how to work with MongoDB in your . i want to insert the number 5 before the last element in array. The selection criteria for the modification. js MongoDB MongoDB Get Started MongoDB Create Database MongoDB Create Collection MongoDB Insert MongoDB Find MongoDB Query MongoDB Sort MongoDB Delete MongoDB Drop Collection MongoDB Update MongoDB Limit MongoDB Join Raspberry Pi Insert document to MongoDB - To insert single document to MongoDB, call save() method on document instance. This documentation attempts to explain everything you need to know to use PyMongo. Dec 15, 2015 · In this part of my MongoDB tutorial I cover insert, understanding id keys, find, update, remove, drop, searching for ranges, and numerous ways to query your database. The find() command will retrieve all the documents of the given collection. In this article, we'll have a look at integrating MongoDB, a very popular NoSQL open source database with a standalone Java client. if we will not insert any value in this column then MongoDB will The query has returned both documents. In our last tutorial, we had learned about Executing MongoDB in Java Program. MongoDB Insert Document – MongoDB provides two functions : db. 2 May 2018 If I change to database test , command db. The pretty Jun 21, 2016 · Insert, Read, Update, Delete in MongoDB using PyMongo Recently, I had the opportunity of working on Python web application with MongoDB as back end. There is no CREATE DATABASE statement in MongoDB like there is in SQL . Initially, Text Search was an experimental feature but starting from version 2. Extends Mongo. MongoCollection::find() - Queries this collection, returning a MongoCursor for the   Java tutorial. Mongodb is very popular open source, document based NoSQL database. If unspecified, defaults to an empty document. In our previous post we discussed how to query/load MongoDB data (Insert, Update, Delete, Upsert). MongoDB is a rich document-oriented NoSQL database. Documentation on how to use Meteor's database collections. Mar 31, 2016 · Let's write Node/Express code to insert data into our MongoDB as well as retrieve it and render it to the screen. Aug 14, 2014 · In the last article, we covered the basics of installing and connecting to MongoDB via a Java application. Now, in this article, we will discuss the basic structure of a MongoDB Database including its different data types and also, we will discuss how to insert, update, and delete the data within MongoDB database. MongoDB provides a function called db. In MongoDB this is the find query which we saw a little bit of earlier on in this episode. May 06, 2014 · All about MongoDB's New Bulk API . Dec 05, 2019 · Studio 3T makes it straightforward to insert MongoDB documents to a collection while viewing it in Table, Tree, or JSON View. edit cursor = collection. Sep 14, 2018 · Hence, in this MongoDB Tutorial, we have discussed how MongoDB Update Document. If you had a collection with thousands of documents with no indexes, and then you query to find certain documents, then in such case MongoDB Node. find and insert in mongodb

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