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Denodo vs Talend Open Studio comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Dec 19, 2024

Review summaries and opinions

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Categories and Ranking

Denodo
Ranking in Data Integration
9th
Average Rating
8.0
Reviews Sentiment
6.8
Number of Reviews
37
Ranking in other categories
Data Virtualization (1st), Cloud Data Integration (5th)
Talend Open Studio
Ranking in Data Integration
5th
Average Rating
8.0
Reviews Sentiment
6.8
Number of Reviews
50
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of July 2025, in the Data Integration category, the mindshare of Denodo is 1.9%, down from 2.0% compared to the previous year. The mindshare of Talend Open Studio is 4.4%, down from 5.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Data Integration
 

Featured Reviews

Atanu Chatterjee - PeerSpot reviewer
Data virtualization and integration enabled while caching and scalability room for improvement
In terms of improvements for Denodo, regarding performance, in cases where there are multiple virtualizations—such as reading from one Denodo view that is virtualized, and from that view there's also virtualization, and another team is reading from that view—if multiple virtualizations happen with no caching in between, it becomes slow. This occurs because it is cascading; whenever at the top level someone is reading data, that request is getting cascaded to the nth level, causing issues, especially in cases such as Power BI reports. We need to consider implementing some persistent layer in between. The scaling process should improve because many things are getting automated. The scale-out part needs to be automated, though I am uncertain whether Denodo has already implemented that feature.
Costin Marzea - PeerSpot reviewer
Allows you to develop your own components and can be used as an OEM
Sometimes, scalability is part of planning. It depends on what you mean by scalability. People talk a lot about it, but scalability is not always about system functionality. Sometimes, it may be planning the job you're doing. If you want to split it into several jobs or servers, you don't actually have to have it built in as a functionality. You can create a job using a loop, which runs and controls several jobs in a loop that may be controlled. Scaling should not always be part of the infrastructure based on whether the engine can scale or not. I think it's your plan or project that should scale and split, and you can define these parameters. These parameters include how many servers you want to run or how many executions you want to do on different parts of the data. It's not always an issue of the engine running. Sometimes, your database should be configured to support partitioning. The product may scale very well without partitioning, but if the basic response is very slow, you didn't solve the problem. You should solve the problems at a higher level, not just at the execution level. They should be solved at the database level and communication level, and you should have firewalls. We are trying to add to the open source the ability to generate code for containers and Kubernetes that exist in the subscription version. Once you do this, Kubernetes will take care of the scaling, so there is no problem.

Quotes from Members

We asked business professionals to review the solutions they use. Here are some excerpts of what they said:
 

Pros

"It is easy to virtualize data using the solution."
"The best thing about Denodo is that creating and deploying a web service can be done in about 10 minutes, compared to a whole day when it comes to other solutions (such as when deploying with Java and AWS)."
"We can consume data fast."
"Access to numerous forums and internet information."
"The most valuable features of Denodo are the extraction option for adapters, and there are many things for the views, that are cached. Denodo is not storing the data, it looks first to tune the query, and these things are for the agents."
"Overall, I would rate Denodo a nine out of ten."
"The performance and the speed to market are the most valuable features of this solution."
"Denodo provides several server connectivity options with other tools such as ODPC and UDPC. It supports API integrations, allowing integration with a wide range of databases using different technologies, including NoSQL and relational databases."
"The Talend Studio connected to the Talend MDM (Master Data Management) is the most valuable feature. Talend Studio is used to create a job stream that connects to multiple data sources, matches, compares or creates a golden record for overall identification. It also has a good catalogue of objects that can be dragged and dropped for building models."
"Open Studio's best features are that it's user-friendly, even for beginners, and very easy to implement."
"Talend lets you do everything — mapping, workflow, and orchestration — in a single place."
"Talend is significantly easier to use."
"The data integration aspect of the solution is excellent."
"Talend Studio has the ability to use it to ensure data quality."
"I didn't have many problems installing it. It seemed very straightforward to me."
"You can use Talend SDK to develop your own components and add them to the product."
 

Cons

"Monitoring event logs can be improved. In the older version, there was a monitoring schedule to get event reports and properly audit the reports. In the newer version, it is not there, and we have to manually configure data and audit events."
"The cache configuration is more complicated."
"While AI and ML integration is present, understanding its implementation better could be beneficial."
"We can't scale it to meet digital requirements."
"The data catalog certainly has room for improvement. It is functional but we look forward to development. We are in constant contact with Denodo and they are fully aware of our needs."
"The cache configuration is more complicated."
"The stability of the features can be improved."
"There are a couple of areas that can be improved in Denodo. From a stability point of view, sometimes we see issues in the data management functionality. This only happens now and then, however, and usually takes place when we add in our own customization."
"In version 6.2 we did encounter issues with the job servers and specifically with ESB. Version 6.3 is better but large jobs can cause the MDM server to fall over, requiring a reboot."
"The stability of the solution could improve when running jobs. There can be errors when running projects but in the end, it works well and the errors do not impact the result."
"If I compare Open Studion to other solutions, their interface is robust but not so fancy looking. This is an area that could use improvement. I would like to see an updated interface."
"The documentation is lacking within the product. They need to get better at all aspects of describing how it works and how to use it."
"Inter-version compatibility is a problem, and migration projects between versions are required."
"In terms of what can be improved, the scheduling is not there in the sister version, while it is there in the cloud one, which is a paid version. If all kinds of scheduling could be available on the Open Studio that we generally use and practice on, that would be great. The scheduling of the data migration is currently not available in the sister version of Talend Open Studio that we are working on. It is available in the advanced version of the Talend. This is the one thing that can be improvised."
"Talend Open Studio is in Java language, and right now, you can only use the debug functionality in Java. I see that people who know programming languages other than Java currently face difficulties."
"The profiling perspective needs improvement. Instead of using it in the studio, we are using a different tool which is also provided by Talend. It's redundant."
 

Pricing and Cost Advice

"The licensing should be improved, as the cost per connector is quite expensive."
"Cost wise, on a scale from one to five, with one being the cheapest and five being the most expensive, Denodo would be at three. We get all the features in a bundle."
"The cost for Denodo is in line with other similar products."
"I don't know the actual cost, but it's tens of thousands of dollars per month."
"Talking with my manager and others, nobody has complained about the pricing so far which is a positive sign."
"The licensing charges for this solution are payable annually."
"Depending on the size of the client you want to work with, it can be prohibitively expensive at times."
"The pricing is pretty good, and I would rate it at four out of five."
"It does the job well for nothing — without cost. That's the advantage of this product."
"It is an open-source product."
"Pricing is always a challenge. It is quite an expensive model, but because the platform is so simple to use, we haven't had to purchase any additional licenses."
"Talend is free and you can download it."
"The cost for one year for the ETL tools, not for the big data, is 6K per year. It is a good price."
"The cost, particularly in Africa, is quite high."
"Price could be lower. It is getting too expensive when compared to some other solutions, which is actually a little bit concerning."
"Talend Open Studio is priced too high."
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Top Industries

By visitors reading reviews
Financial Services Firm
22%
Manufacturing Company
10%
Computer Software Company
9%
Government
7%
Financial Services Firm
17%
Computer Software Company
13%
Manufacturing Company
8%
Government
7%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
 

Questions from the Community

Does Denodo provide useful data virtualization education? Is it useful to attend their training?
If you are a Denodo user, it makes sense to undergo their training. Different types of professionals can benefit from it, including administrators, developers, and architects. If you are keen on i...
In experience, what might Denodo be lacking or need improvement on?
I like Denodo a lot. It offers quick and easy web service deployment within minutes. There are not any flaws that I think make the product less good or effective. The only thing I can point out is...
Which industries can benefit from Denodo the most?
Denodo is suitable for pretty much all sectors that deal with: Big data Cloud solutions Data governance Logical data fabric Master data management In my opinion, organizations in different fields...
How does Talend Open Studio compare with AWS Glue?
We reviewed AWS Glue before choosing Talend Open Studio. AWS Glue is the managed ETL (extract, transform, and load) from Amazon Web Services. AWS Glue enables AWS users to create and manage jobs in...
What do you like most about Talend Open Studio?
It is easy to use and covers most of the functions needed. We can use the code without any extra effort. The open source is very good. They have the same commercials with additional connectors. The...
 

Also Known As

No data available
Open Studio
 

Overview

 

Sample Customers

Autodesk, VHA, AAA, Sumitomo Mitsui Trust Bank, Caterpillar, European Chemical Agency, Seagate, Nationwide, Time Warner Cable, Pantex, Inditex, BNSF Railways, Vodafone, CIT Group, Jazztel, Wolters Kluwer, Telefonica, TransAlta
Almerys, BF&M, Findus
Find out what your peers are saying about Denodo vs. Talend Open Studio and other solutions. Updated: May 2025.
860,168 professionals have used our research since 2012.