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    How Magento Elasticsearch Works: A Comprehensive Guide

    Last Updated | January 16, 2024

    Magento 2 is an e-commerce platform where online marketplaces are established. It is the enhanced version of Magento 1. Magento 2 is an open-source e-commerce platform written in PHP as well as Magento ElasticSearch is a search engine built upon the Apache Lucene library.. It commands approximately 30% of the e-commerce market share today. To ensure top-notch services for your consumers, it is preferable to hire Magento development companies to develop your platform. They can develop your Magento e-commerce platform professionally whilst you focus on the product aspect of the business.

    If you aim to boost your revenue stream on your Magento 2 store, you can integrate your platform with a versatile search engine that can also increase user satisfaction levels due to the benefits it provides to your users.

    What is Magento 2 ElasticSearch?

    It provides a fully capable text search engine with an HTTP web interface. ElasticSearch is free. It serves as a search and analytics engine for information.  ElasticSearch configured on Magento 2 is an optimal way for you to display information to your user. If Magento 2 and ElasticSearch are integrated, they offer ultimately satisfying search results and show the products your user wishes to see. This increases revenue streams as the buyer efficiently locates what they require, and since this process is instantaneous, the user buys the product without any second thoughts.

    One of the most used search engines on Magento 2 is the Magento 2 ElasticSearch. You should hire the services of professional companies to provide Magento 2 support services for your platform. It is preferable to hire these companies as your store needs to be up to international standards or your store may be outmatched by your competitors.

    What are the benefits of Magento 2 ElasticSearch?

    The ElasticSearch search engine will fetch relevant results for the user which allows for better human interaction with your Magento 2 e-commerce store. This ensures that your users can search for relevant products. Some important benefits provided by ElasticSearch search engines, which subsequently make your store more interactive, are:

    What are the benefits of Magento 2 Elasticsearch

    Data secured and saved.

    • It is recommended that all the hard disks, which serve as host machines for Magento 2, be encrypted and configured as per safety protocols. Also, the data existing on the hard drive has snapshot targets. These ensure that the data they hold cannot be accessed by unprivileged users. Even though it is highly unlikely that they are compromised, even if they are, the unauthorized user will have to break the encryption algorithms which may take up to 100 years of computer resources.
    • ElasticSearch makes use of API security features. These result in restricted access for unauthorized personnel. Unapproved users are unable to have access to sensitive documents and fields of your store, such as your revenue stream. For example, if you are going to add a new product to your Magento 2 store, you can upload it but not give access to the product to the store surfers.

    A versatile and efficient data store.

    • Our data can be represented in different data types. Such as alphabets, numbers, alpha-numeric words, shapes, date/time series, histograms, charts, and structured and unstructured custom fields. This means that the users can read the data in different modes. For example, if I upload my used car as a product on the Magento 2 platform. I can have a character field for its name, a numeric field for its model or series, a date for when I bought the car, a numeric field for its price, a structured field where I specify its features and a histogram to represent its kilometers traveled with respect to a time frame. You can see how such a well-structured output would show to the user. People would look at data from their required perspectives such as by price, model name, or color.
    • ElasticSearch also employs custom data structures such as inverted indexes. This structure allows store content for mapping it to other locations, documents, and lists. This ensures very agile access for searching data. This reduces searching time and also ensures that your user doesn’t have to wait for the results. It is no surprise that if your user keeps on waiting for a result, the user is highly likely to re-direct to another store as your page lacked agility and failed to make interaction easy for the user.
    • Data can be stored in unconventional methods as well. Data can be represented in columnar forms. Data values are present on an on-disk data structure in ElasticSearch, this makes different data access patterns possible. This compliments ElasticSearch to excel at presenting analysis for the time and metrics of your store.

    If you wish to maximize your resource and process management, you should develop your Magento 2 from Magento development companies so that your base is bolstered on efficient code, then it will be easier to manage your store.

    Magento integration

    Efficient data management.

    • ElasticSearch makes use of data dictionaries as well. These are a collection of one or more defined nodes that store the data and provide data searching and indexing functionalities. Cluster indices are employed. This decreases the Magento 2 cost for maintenance simply by providing efficient decisions.
    • Clustered indices are used. This is a collection of one or more nodes that altogether hold data and provide indexing and searching functionalities across servers in collections called clusters. This architecture allows data to be scaled horizontally. REST APIs and user interfaces allow a user to manage their cluster architecture.
    • A backup snapshot of your cluster can be taken which can then be stored in a repository on a shared file. This backs up the data in another location.
    • If you want to preserve your memory by half, you can take source-only data snapshots. They contain stored fields and index metadata omit indexes and are not searchable when they are restored.
    • Data records are critical in order to analyze and uncover search patterns of users. However, due to high storage costs, people have to discard the searches. ElasticSearch provides a smart solution to decrease your Magento 2 cost, it includes rollup indices featured that store a summary of data searches so they can be used for market analysis later on at a much lower cost. This way trends on your Magento 2 can be stored for use later on.

    Data embellishment into other forms.

    • The data analyses function allows for the data to be converted into other forms in order to increase search speeds. Tokens are used. These break up a stream of data into tokens so they can be utilized to record and display data with relevant tokens.
    • If the data entered by the user includes a spelling mistake, the ElasticSearch search engine will be able to filter out the incorrect characters by eliminating, adding, or changing the characters and then represent relevant data. This will help your user on the store to find what he had in mind even after an erroneous input.

    Provides help in navigation.

    • One smart tool that a user can benefit off on your Magento 2 ElasticSearch by providing an auto-complete feature. This reduces the burden on the store user and makes navigation for the user easier. This suggestion completion helps the user re-direct to his product without searching the whole terms.
    • A did-you-mean functionality in the search engine acts as a phrase suggestion in case the users enter something completely different or perhaps they couldn’t exactly remember the exact item to search. This additional logic with phrase suggestions will help the search engine reach the correct solution. The search engine will be able to make efficient decisions on which tokens need to be stored on the basis of repetitions of other words.
    • The user may enter incorrect spellings in his Magento 2 search bar. So the spellings are corrected for his ease and for the ease of the algorithms to fetch his request. The search engine can now search for the tokens and represent relevant data.

    Magento Migration

    Why do you need Magento 2 ElasticSearch for your store?

    Magento 2 ElasticSearch presents you with various benefits. These are useful for you as a Magento 2 store owner and for your consumer. Notable reasons why you should use this search engine for Magento 2 are:

    1. Provides scalability to data structures to ensure that even after data growth everything is manageable.

    Every second, new data is being uploaded on Magento 2. The data keeps on piling up, thus, we require efficient data management for our information. To match with the exponential growth, ElasticSearch ensures that the search engine is scalable. A scalable structure can handle queries instantaneously. Structures can be distributed horizontally to decrease the resources needed for fetching the data and handle the queries equally well.

    If your store is not scalable it will be bound to fail at a point, so if you note that your store business is growing, be sure to use Magento support services from expert companies that possess certified Magento developers and years of experience in the field of e-commerce solutions.

    2. Variable search options make viewing, storing, and editing data easy.

    ElasticSearch functionality of converting words in variable forms allows for relevant results to be displayed. ElasticSearch can search custom words, provide word stemming, search in text form, and auto-complete searches allowing viewing data quickly. If you wish to change the data you are complemented by auto-fill features. The search engine has the capacity to foresee a word based on the previous record of the user whilst he searches for a new word.

    3. Multi-tenancy for the users of your Magento 2 ElasticSearch.

    Multiple users have their separate collections of documents. However, their storage is physically in one system. To demarcate the storage, multi-tenancy is used. This results in the same storage space being used for different users, but users will not be able to search the documents that do not belong to them.

    This means that ElasticSearch assigns index limits where every user has their index. Even though the number of indexes overall increases, one large ElasticSearch index is much better as compared to smaller and different storage compartments, these decrease your Magento 2 cost of resources as well.

    4. Answer complex queries easily.

    ElasticSearch incorporates a powerful JSON-based DSL that allows the developers to produce complex queries and fine-tune them in such a way as to get the most precise results from a search. This means any complexity of queries can be dealt with by breaking down the search words. This way our search engine will almost always have a satisfying answer for complex queries.

    5. Data visualization of items and real-time updates on products.

    A rapid and efficient code ensures that ElasticSearch rapidly updates all data. This ensures that your Magento 2 data is synced correctly. ElasticSearch algorithms can manage up to 1000 queries per second for your Magento 2 store.

    With the installation of a few plugins, you can even monitor traffic, and track visitor accounts, and most recent queries. This ideal Magento 2 ElasticSearch elaborates why the store owner should make use of the ElasticSearch search engine.

    6. Real-time Security algorithms executing.

    ElasticSearch provides security features that are in execution even before a security threat is detected. This makes this search engine extremely secure. Analysis in real-time allows uncovering threats such as an attack on web locations, detecting broken links, dealing with web server problems, and blocking unauthorized access attempts.

    How to configure Magento 2 ElasticSearch?

    In order to activate your Magento 2 ElasticSearch search engine, you must have Magento 2.4x installed on your system.

    1. Log in to the Admin page of your Magento 2 as an administrator.
    2. Click on stores, then settings, configuration, catalog, and then catalog search.
    3. In the list of search engines, select the ElasticSearch version you require.
    4. Click on test connection and hopefully it will show success as it should work on default conditions.

    Magento development

    What are the best ElasticSearch Extensions?

    Magento 2 has several extensions for ElasticSearch which you can install to enhance your Magento 2 store operations even better.

    Extension Key Features
    Layered Navigation
    • Enhances conversion rates
    • Provides category filters
    • Quick search attributes
    • Price sliders
    Rewards Point
    • Creates a reward system
    • Encourages customer loyalty
    • Milestone programs
    • Points expiration
    Affiliate Extension
    • Expands product reach
    • Supports API
    • Offers refer-a-friend feature
    • Produces affiliate reports
    One-step Checkout
    • Reduces cart abandonment
    • Optimizes checkout process
    • Recover abandoned carts
    • Advanced cart view

    These ElasticSearch extensions for Magento 2 can significantly improve your store’s functionality and customer experience.


    It would be a rational choice to make use of a custom search engine for your Magento 2 store. You should make use of Magento 2 ElasticSearch for your e-commerce store to maximize the customer experience with all the benefits such as auto-correct, auto-fill, quick search, real-time updates, and data visualized graphically.

    Also be sure to make use of Magento 2 development companies, which have trained and certified developers and decades of experience to ensure that your store is developed professionally. Once your store is built well, it will always be able to stand out and provide the best of services to your customers.


    1. What is ElasticSearch?

    ElasticSearch is a search engine, released back in 2010, used around the world by many companies. This search engine provides its custom features such as added security, efficient data management, and quick and relevant searches. This search engine is best optimized with e-commerce stores such as Magento 2. ElasticSearch has been the #1 search engine for e-commerce stores.

    If you own an e-commerce store, you should immediately install this free search engine and advance your business with added smart features to get an edge over your competitors. Use Magento 2 ElasticSearch to boost conversion rates and have more and more satisfied customers. If you have difficulties with the technicality, you can get in contact with Magento support services to get the best services from expert companies.

    2. Is ElasticSearch a database?

    ElasticSearch is a search engine built upon the Apache Lucene library. It is Elasticsearch is a standalone database. It is a NoSQL database which means it stores data in a customized way (by making use of indexes) and SQL (search-query-language) does not apply to it. The general functions that can be applied to relational databases do not apply to ElasticSearch.

    3. What is ElasticSearch Used For?

    ElasticSearch is majorly used as a powerful search and analytics engine. It is used as an engine that can store, search, and analyze heaps of data instantaneously.

    It makes use of features such as data-log analytics, test searches, intelligent security, and business analysis in its use cases. Companies such as Dell use ElasticSearch to handle their online website, they also reported an increase in security after they used the search engine.

    Additionally, Uber makes use of ElasticSearch to deal with queries and provide real-time information to the drivers, company, and riders, and ElasticSearch has the capacity to handle 1000 queries at an instant on its peak, 24/7. Because of the outstanding features provided by ElasticSearch, many Fortune 500 companies make use of ElasticSearch to manage their queries and manage data.

    Magento 2 ElasticSearch is gaining popularity as Magento 2 commands 30% of the e-commerce market share and thanks to ElasticSearch integrations and Magento features, that figure is continuously growing.

    Magento integration

    4. Why is ElasticSearch important for eCommerce stores?

    ElasticSearch is important for e-commerce store owners as well as their customers. For the store owners, ElasticSearch provides benefits such as additional security layers, real-time data representation, and efficient data management which results in reduced costs, and providing them feedback on customer actions. The e-commerce store users are facilitated by being given a simpler interaction interface.

    They are provided with quick searches in text and customized formats, auto-completed phrases, correction of spelling in searches, and did-you-mean phrase terms in case they cannot explicitly express what they require. So an e-commerce store owner should definitely install ElasticSearch.

    For Magento 2 store owners, ElasticSearch should definitely be installed as ElasticSearch has released a version for Magento 2.4x. Also, be sure the hire Magento development companies to help you set up your store so you can truly stand out as the best store for your customers.

    5. Magento Sphinx Search vs Magento Elasticsearch, Which is better?

    For Magento Sphinx Search VS Magento Elasticsearch.

    As mentioned in the beginning. ElasticSearch is a search engine built upon the Apache Lucene library. It gives a fully capable text search engine alongside an HTTP web interface. Elasticsearch is free and serves as a search and analytics engine for all sorts of information.

    SphinxSearch is an open-source full-text look server designed by considering significance focused on integrational robustness.

    Related Reads:

    How to Configure ElasticSearch in Magento 2

    What is the Magento 2 search criteria builder


    Folio3, a Software Powerhouse established in 2005, is one of the leading eCommerce solution providers for SMBs and Fortune 500. The Company has expertise in diverse industries such as Animal Care, Retail, Automotive, Food and Agriculture, and Health care. From ecommerce store design and development to full-scale ERP deployment and integration, Folio3 has done it all.