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IBM Db2 Warehouse vs IBM Netezza Performance Server comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Mar 1, 2026

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

IBM Db2 Warehouse
Ranking in Data Warehouse
14th
Average Rating
7.8
Reviews Sentiment
6.1
Number of Reviews
12
Ranking in other categories
No ranking in other categories
IBM Netezza Performance Server
Ranking in Data Warehouse
12th
Average Rating
7.8
Reviews Sentiment
6.9
Number of Reviews
45
Ranking in other categories
Hadoop (6th)
 

Mindshare comparison

As of November 2026, in the Data Warehouse category, the mindshare of IBM Db2 Warehouse is 2.6%, down from 2.8% compared to the previous year. The mindshare of IBM Netezza Performance Server is 4.3%, up from 4.2% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Data Warehouse Mindshare Distribution
ProductMindshare (%)
IBM Netezza Performance Server4.3%
IBM Db2 Warehouse2.6%
Other93.1%
Data Warehouse
 

Featured Reviews

Sherpard  Muzuva - PeerSpot reviewer
Senior Technical Manager at SYSTEMS INTEGRATED LTD (SYMPHONY)
Advanced features enhance business intelligence, but complex management calls for improved user guidance
While my experience with IBM Db2 Warehouse is somewhat limited, when compared to other databases such as Oracle, there are areas for improvement. They need to enhance the database to make it more user-friendly and easier to master. They should implement a more comprehensive graphical user interface with additional features. For instance, when users encounter problems, the system should provide better guidelines and troubleshooting directions, except for hardware-related issues. They need to implement tools that would help users perform basic troubleshooting rather than solely relying on support. Other databases have features where users can investigate specific issues using error codes. From my experience, many minor issues could be resolved before escalating to support.
Shiv Subramaniam Koduvayur - PeerSpot reviewer
Project Manager at MAF Retail
Parallel data processing streamlines operations while cost and cloud integration challenge adoption
The cost of the solution is on the more expensive side, which is a concern for me. Additionally, its promotion and interaction with cloud applications are limited. The cloud version is only available in AWS, and in the Middle East, it is not well-developed in the Azure environment. For the cost to be reduced, it should match competitors. Many features need to be incorporated on the cloud.

Quotes from Members

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

Pros

"The initial setup was really easy; it's Docker compliant, you just pull the image from the IBM repository and that's it, and the deployment must have taken less than an hour, making it really fast to have it completely working."
"I think it scales really well and as long as you take enough time to learn a little bit about it, it works really well."
"The analytics engine is not bad at forecasting predictions."
"If you have good people designing how the data is stored, it's a marvelous tool."
"The most valuable features of IBM Db2 Warehouse include its availability, easy integration, ability to deal with a large size of data, excellent performance with no delays, powerful security mechanisms, and effective support."
"The solution works with big data, so it's pretty scalable."
"It can be mounted on the cloud, which is a huge plus. If the client, for example, starts small with on-premise deployment and then it rapidly needs to grow, we can transfer this to the cloud easily."
"Provides good security and reliability."
"For me, as an end-user, everything that I do on the solution is simple, clear, and understandable."
"The benefit is really because of the additional speed that we have and, truth be told, the more updated ETL processes and the revamped scheduler in general."
"IBM Netezza Performance Server is a cost-effective solution."
"Billions of data are processed within an optimal amount of time, and it supports almost real-time analytics."
"The data governance prospect... from what I've seen, that is a really powerful tool as well, to help with data lineage and keeping track of that."
"We have sub-second query performance, and users are happy with the product."
"Setup is not that complex. Within 24 hours we had everything completed and had copied the dataset from Oracle."
"We now have a single store of critical business metrics in the investment bank."
 

Cons

"Lacks sufficient documentation and particularly in Spanish."
"IBM Db2 Warehouse needs to improve its interface."
"In terms of improvement, IBM Db2 Warehouse should be more scalable."
"There should be more material available for training and training should be free."
"The biggest challenge anyone could have with Db2 Warehouse is their references or online resources and documentation. They are very, very, very limited on the web."
"The primary challenges customers face with IBM Db2 Warehouse are related to its complexity in usage. It requires highly skilled professionals who understand Db2, and both training and support are challenging to obtain."
"Responding to support tickets takes a lot of time. It can range from two to four days, even for critical issues."
"The areas of the solution that is needing the most improvement are separating compute from storage, elasticity, which means scaling up and then retracting."
"The Analytics feature should be simplified."
"This product is being discontinued from IBM, and I would like to have some kind of upgrade available."
"LIke Teradata, we can’t add a node/SPU to the existing appliance."
"The only issue is that it's not expandable."
"Technical support has been awful. I found them unwilling to help, and with direct VPN connection to systems, unwilling to actually connect and look at information, which is part of our contract."
"Integration with XML is still not there for nzload utility."
"It’s a good product for analytical processing, but they need to conduct more seminars and hands-on training and events."
"I am using SAS and it's a dis-appointment due to limited in-DB processing, including data connection pool, that was never resolved by both SAS and IBM Netezza."
 

Pricing and Cost Advice

"In a traditional on-prem database, in a data warehouse, the solution is probably on the expensive side."
"Expensive to maintain compared to other solutions."
"The pricing is very expensive. It has a lot CPUs with a lot of components in it. It also has built-in redundancy for resiliency reasons."
"Netezza is a costly solution. It does serve a specific purpose but it's costlier than what's available in the market, if you go to the cloud."
"The annual licensing fees are twenty-two percent of the product cost."
"The solution has a yearly licensing fee, and users have to pay extra for support."
"For me, mainly, it reduces my costs. It's not only the appliance cost. There are also support costs and a maintenance costs. It does reduce the costs very drastically."
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Comparison Review

it_user232068 - PeerSpot reviewer
Senior Data Architect at a pharma/biotech company with 1,001-5,000 employees
Aug 5, 2015
Netezza vs. Teradata
Original published at https://www.linkedin.com/pulse/should-i-choose-net Two leading Massively Parallel Processing (MPP) architectures for Data Warehousing (DW) are IBM PureData System for Analytics (formerly Netezza) and Teradata. I thought talking about the similarities and differences…
 

Top Industries

By visitors reading reviews
Financial Services Firm
23%
Construction Company
10%
Comms Service Provider
8%
Manufacturing Company
8%
Financial Services Firm
16%
Outsourcing Company
15%
Comms Service Provider
10%
Manufacturing Company
9%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business5
Midsize Enterprise3
Large Enterprise5
By reviewers
Company SizeCount
Small Business9
Midsize Enterprise6
Large Enterprise33
 

Questions from the Community

What is your experience regarding pricing and costs for IBM Db2 Warehouse?
The pricing for medium and large environments is almost the same as Oracle. I rate the pricing as six out of ten.
What needs improvement with IBM Db2 Warehouse?
While my experience with IBM Db2 Warehouse is somewhat limited, when compared to other databases such as Oracle, there are areas for improvement. They need to enhance the database to make it more u...
What is your primary use case for IBM Db2 Warehouse?
The main advantages of IBM Db2 Warehouse become apparent when dealing with business intelligence applications. I worked with it when it was installed for one of our customers, a utilities company, ...
What needs improvement with IBM Netezza Performance Server?
The cost of the solution is on the more expensive side, which is a concern for me. Additionally, its promotion and interaction with cloud applications are limited. The cloud version is only availab...
What advice do you have for others considering IBM Netezza Performance Server?
The solution has generally received positive feedback from me and is recommended for continued use by end users. However, the product cost is high compared to others in the market, and this cost ha...
 

Also Known As

InfoSphere Warehouse, IBM InfoSphere Warehouse
Netezza Performance Server, Netezza, Netezza Analytics
 

Overview

 

Sample Customers

Alameda County Social Services Agency, Sui Southern Gas Company Limited
Seattle Childrens Hospital, Carphone Warehouse, Vanderbilt University School of Medicine, Battelle, Start Today Co. Ltd., Kelley Blue Book, Trident Marketing, Elisa Corporation, Catalina Marketing, iBasis, Barnes & Noble, Qualcomm, MediaMath, Acxiom, iBasis, Foxwoods
Find out what your peers are saying about IBM Db2 Warehouse vs. IBM Netezza Performance Server and other solutions. Updated: October 2026.
920,769 professionals have used our research since 2012.