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Oracle Database In-Memory vs Teradata comparison

 

Comparison Buyer's Guide

Executive SummaryUpdated on Sep 30, 2025

Review summaries and opinions

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

ROI

Sentiment score
4.3
Oracle Database In-Memory offers substantial ROI and benefits, though support costs may impact long-term finances for some users.
Sentiment score
6.9
Teradata significantly boosts speed, efficiency, and ROI, with studies showing a 427% average ROI over three years.
At least fifteen to twenty percent of our time has been saved using Teradata, which has positively affected team productivity and business outcomes.
Senior product analyst at a financial services firm with 10,001+ employees
Independent research showed that Teradata VantageCloud users achieved an average ROI of 427% across three years with payback under a year, demonstrating the platform's ability to deliver a strong financial return.
Engineers at a consultancy with 11-50 employees
We have realized a return on investment, with a reduction of staff from 27 to eight, and our current return on investment is approximately 14%.
Interim and Fractional CIO and CTO at a consultancy with 11-50 employees
 

Customer Service

Sentiment score
5.5
Oracle Database In-Memory customer service improves in some regions but is inconsistent, with users finding varied support experiences.
Sentiment score
7.1
Teradata's support is praised for professionalism and responsiveness, but feedback on speed is mixed; training resources enhance service.
Support quality varies across regions, with more advanced solutions from the U.S. and UK compared to Asian region support.
DB Architect / Consultant at Virtusa Global
I rate the technical support of Oracle an eight or nine out of ten.
Sr. Oracle Database Administrator at Shoukat Khanum Memorial Hospital
The technical support from Oracle is very good.
Technical Solution Architect at Vodafone
The customer support for Teradata has been great.
Interim and Fractional CIO and CTO at a consultancy with 11-50 employees
They are responsive and knowledgeable, and the documentation is very helpful.
Engineers at a consultancy with 11-50 employees
Customer support is very good, rated eight out of ten under our essential agreement.
Team Leader for Data Base Administrators at a government with 1,001-5,000 employees
 

Scalability Issues

Sentiment score
7.7
Oracle Database In-Memory is highly scalable and easily adjustable, effectively managing large datasets and supporting enterprise needs.
Sentiment score
7.5
Teradata offers scalable cloud and on-premise solutions with strong adaptability, overcoming hardware limitations and cost challenges efficiently.
Whenever we need more resources, we can add that in Teradata, and when not needed, we can scale it down as well.
Senior product analyst at a financial services firm with 10,001+ employees
This flexibility allows organizations to scale according to their needs, balancing performance, cost, and compliance requirements.
Engineers at a consultancy with 11-50 employees
This expansion can occur without incurring downtime or taking systems offline.
Principal Consultant & Director at Quensulting
 

Stability Issues

Sentiment score
7.6
Users find Oracle Database In-Memory stable and reliable, despite occasional bugs and high maintenance needs for resource-intensive setups.
Sentiment score
8.3
Teradata's robust architecture ensures exceptional stability and reliability, with minimal downtime and high user ratings despite some integration challenges.
It was very difficult to move data from on-site to cloud in one attempt at the start, because we didn't have sufficient bandwidth to copy the data files to the cloud.
Sr. Oracle Database Administrator at Shoukat Khanum Memorial Hospital
Oracle Database In-Memory is stable, which means there are no glitches or issues.
Technical Solution Architect at Vodafone
Its massively parallel process architecture allows the platform to distribute workload efficiently, enabling organizations to run heavy analytic queries without compromising speed or stability.
Engineers at a consultancy with 11-50 employees
I find the stability to be almost a ten out of ten.
Team Leader for Data Base Administrators at a government with 1,001-5,000 employees
The workload management and software maturity provide a reliable system.
Principal Consultant & Director at Quensulting
 

Room For Improvement

Oracle Database In-Memory users seek enhancements in cost, installation, integration, security, scalability, interface, and column store support.
Teradata requires improvements in transaction processing, scalability, UI, cost-effectiveness, analytics features, integration capabilities, and security measures.
Enhancing features like CAG augmentation and cache augmentation could significantly optimize performance for large language models.
DB Architect / Consultant at Virtusa Global
The area where improvement is required the most in the product is the UI.
Technical Solution Architect at Vodafone
I want to highlight two features for improvement: first, storing data in various formats without requiring a tabular structure, accommodating unstructured data; and second, adding AI ML features to better integrate Gen AI, LLM concepts, and user-friendly experiences such as text-to-SQL capabilities.
Data Engineer at Tredence Inc.
Unlike SQL and Oracle, which have in-built replication capabilities, we don't have similar functionality with Teradata.
Team Leader for Data Base Administrators at a government with 1,001-5,000 employees
The most challenging aspect is finding Teradata resources, so we are focusing on internal training and looking for more Teradata experts.
Interim and Fractional CIO and CTO at a consultancy with 11-50 employees
 

Setup Cost

Oracle Database In-Memory is costly, yet offers valuable performance and features, benefiting larger enterprises despite high licensing fees.
Teradata offers high-value analytics with flexible pricing, excelling in performance and ROI, ideal for large enterprises and data-intensive sectors.
Recent reductions in cloud costs and learning opportunities, such as free portals for students, make the pricing reasonable without hindering access to powerful features and performance.
DB Architect / Consultant at Virtusa Global
The pricing for Oracle Database In-Memory is more affordable.
Sr. Oracle Database Administrator at Shoukat Khanum Memorial Hospital
Teradata is much more expensive than SQL, which is well-performed and cheaper.
Team Leader for Data Base Administrators at a government with 1,001-5,000 employees
Initially, it may seem expensive compared to similar cloud databases, however, it offers significant value in performance, stability, and overall output once in use.
Principal Consultant & Director at Quensulting
Role-based access control (RBAC), strong audit and compliance features, high availability, fault tolerance, and encrypted data at rest and in-transit are key features.
Engineers at a consultancy with 11-50 employees
 

Valuable Features

Oracle Database In-Memory enhances performance with real-time analytics, backward compatibility, automated configuration, fast queries, and efficient management.
Teradata excels in parallel processing, scalability, and performance, offering robust data management, security, and integration for efficient data warehousing.
The biggest benefit of Oracle Database In-Memory is dealing with a huge amount of information without any latency for our response time.
Technical Solution Architect at Vodafone
The valuable features of Oracle Database In-Memory include its capability to bypass disk storage for faster memory operations, which is critical for transactions and analytics.
DB Architect / Consultant at Virtusa Global
Teradata's security helps our organization meet compliance requirements such as GDPR and IFRS, and it is particularly essential for revenue contracting or revenue recognition.
Interim and Fractional CIO and CTO at a consultancy with 11-50 employees
Its architecture allows information to be processed efficiently while maintaining stable performance, even in highly demanding environments.
Engineers at a consultancy with 11-50 employees
It facilitates data integration, where we integrate and analyze data from various sources, making it a powerful and high-quality reliable solution for the company.
Senior Data Engineer at a media company with 1,001-5,000 employees
 

Categories and Ranking

Oracle Database In-Memory
Ranking in Relational Databases Tools
9th
Average Rating
8.8
Reviews Sentiment
7.1
Number of Reviews
33
Ranking in other categories
Embedded Database (4th)
Teradata
Ranking in Relational Databases Tools
7th
Average Rating
8.2
Reviews Sentiment
6.9
Number of Reviews
83
Ranking in other categories
Customer Experience Management (6th), Backup and Recovery (17th), Data Integration (15th), Data Warehouse (3rd), BI (Business Intelligence) Tools (9th), Marketing Management (5th), Cloud Data Warehouse (3rd), Database Management Systems (DBMS) (4th)
 

Mindshare comparison

As of December 2025, in the Relational Databases Tools category, the mindshare of Oracle Database In-Memory is 1.9%, up from 1.3% compared to the previous year. The mindshare of Teradata is 4.2%, down from 5.4% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Relational Databases Tools Market Share Distribution
ProductMarket Share (%)
Teradata4.2%
Oracle Database In-Memory1.9%
Other93.9%
Relational Databases Tools
 

Featured Reviews

Hosney Osman - PeerSpot reviewer
Technical Solution Architect at Vodafone
Real-time analytics have transformed response times and support huge data volumes with compression
I do not have any comment related to the improvement of the solution; for sure, it needs improvement, but for my use cases, it is very sufficient, and I think for the biggest companies, it needs a very powerful infrastructure. The area where improvement is required the most in the product is the UI. The problem with the UI is that it is not complex for understanding, but it needs some training to know what each button does, how it works, and the many variables needed.
David Durand Velásquez - PeerSpot reviewer
Engineers at a consultancy with 11-50 employees
Delivers consistent performance and enables advanced analytics across complex data environments
Teradata stands out as a solid platform for managing and analyzing large volumes of data. Its architecture allows information to be processed efficiently while maintaining stable performance, even in highly demanding environments. One of its most notable strengths is the ability to run complex queries at high speed, which is essential for organizations that require timely and reliable analytics. Teradata offers a well-integrated ecosystem that supports working with different types of data and enables scalability as organizational needs grow. Its focus on advanced analytics, integration with modern business intelligence tools, and the ability to operate both on-premise and in the cloud make it a versatile solution for data warehousing and large-scale processing. Teradata's stability, technological maturity, and the availability of strong documentation and best practices are noteworthy. I consider Teradata to be a tool with great potential for any organization looking to enhance its analytical capabilities, optimize data processing, and move toward more data-driven decision-making. Teradata stands out as a solid platform for managing a large volume of data in different projects. Its architecture allows information to be processed efficiently while maintaining stable performance, even in high-demanding environments. A well-integrated AI ecosystem that supports working with different types of data and enables scalability as organizational needs grow across different kinds of enterprises or organizations. The focus on advanced analytics integration with modern business intelligence tools is particularly valuable. Teradata combines a powerful parallel process and optimizing SQL engine with a highly scalable architecture allowing businesses to execute complex queries and analytics in real-time. It supports multi-cloud, hybrid, and on-premise environments, giving organizations flexibility to choose the setup that best aligns with their strategy. One of the biggest strengths is the ability to unify disparate data sources and support high concurrency, enabling different teams, such as analytics, operations, BI, and data science, to access consistent, trusted data across the enterprise.
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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
19%
Comms Service Provider
9%
Manufacturing Company
6%
Pharma/Biotech Company
6%
Financial Services Firm
23%
Manufacturing Company
8%
Computer Software Company
7%
Healthcare Company
5%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business6
Midsize Enterprise4
Large Enterprise23
By reviewers
Company SizeCount
Small Business28
Midsize Enterprise13
Large Enterprise52
 

Questions from the Community

What do you like most about Oracle Database In-Memory?
We can integrate it with any data sources as well.
What needs improvement with Oracle Database In-Memory?
I currently don't know how Oracle Database In-Memory has benefited my organization. We recently received this query from our high management to use this In-Memory function, so we are currently in p...
Comparing Teradata and Oracle Database, which product do you think is better and why?
I have spoken to my colleagues about this comparison and in our collective opinion, the reason why some people may declare Teradata better than Oracle is the pricing. Both solutions are quite simi...
Which companies use Teradata and who is it most suitable for?
Before my organization implemented this solution, we researched which big brands were using Teradata, so we knew if it would be compatible with our field. According to the product's site, the comp...
Is Teradata a difficult solution to work with?
Teradata is not a difficult product to work with, especially since they offer you technical support at all levels if you just ask. There are some features that may cause difficulties - for example,...
 

Also Known As

No data available
IntelliFlex, Aster Data Map Reduce, , QueryGrid, Customer Interaction Manager, Digital Marketing Center, Data Mover, Data Stream Architecture, Teradata Vantage Enterprise (DIY)
 

Overview

 

Sample Customers

Shanghai Customs
Netflix
Find out what your peers are saying about Oracle Database In-Memory vs. Teradata and other solutions. Updated: December 2025.
879,259 professionals have used our research since 2012.