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EDB Postgres Advanced Server vs Milvus comparison

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Comparison Buyer's Guide

Executive SummaryUpdated on Jan 23, 2025

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

EDB Postgres Advanced Server
Ranking in Open Source Databases
13th
Average Rating
7.8
Reviews Sentiment
7.2
Number of Reviews
12
Ranking in other categories
No ranking in other categories
Milvus
Ranking in Open Source Databases
14th
Average Rating
7.4
Reviews Sentiment
7.5
Number of Reviews
5
Ranking in other categories
Vector Databases (14th)
 

Mindshare comparison

As of October 2026, in the Open Source Databases category, the mindshare of EDB Postgres Advanced Server is 2.3%, down from 2.5% compared to the previous year. The mindshare of Milvus is 4.6%, down from 5.5% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Open Source Databases Mindshare Distribution
ProductMindshare (%)
EDB Postgres Advanced Server2.3%
Milvus4.6%
Other93.1%
Open Source Databases
 

Featured Reviews

SB
Database Engineer at a tech vendor with 1-10 employees
Centralized management has reduced database overhead but pricing and documentation have needed work
What I appreciate about EDB Postgres Advanced Server is that it offers management tools such as PEM and CNPG under one umbrella, providing enterprise features that eliminate the need for multiple engineers to maintain PostgreSQL databases, although it is somewhat expensive. I evaluate the technical support and customer service of EDB Postgres Advanced Server as really good, as I have sought their help three to four times regarding issues with PEM configuration, and they respond quickly and solve issues promptly. I would rate the technical support of EDB Postgres Advanced Server an 8 out of 10. EDB Postgres Advanced Server's high availability and disaster recovery features, specifically the introduction of CNPG based on Kubernetes, are good, but they require significant infrastructure overhead, which I believe necessitates a lightweight integration model for better performance. I rate the efficiency improvements from EDB Postgres Advanced Server a 10 out of 10 when it comes to Oracle compatibility. Its native support for Oracle's PL/SQL syntax makes evaluating and migrating legacy workloads incredibly smooth, bypassing the typical headaches of manual code rewrites.
Sameer Bhangale - PeerSpot reviewer
Leader, Data Science Practice at a computer software company with 5,001-10,000 employees
Provides quick and easy containerization, but documentation is not very user-friendly
Milvus' documentation is not very user-friendly and doesn't help me get started quickly. Chroma DB provides super user-friendly documentation, enabling new users to get started quickly. Chroma DB's setup doesn't have many dependencies, whereas Milvus usually comes with some dependencies because of the way it needs to be deployed. Unlike Milvus, it's very easy to do POCs with Chroma DB.

Quotes from Members

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

Pros

"Major reduction in run cost, and a quantum leap in the flexibility of deployment models Elimination of replication of transaction from reporting systems Able to do rolling upgrades with zero production downtime."
"It gives us a solid, less expensive alternative to deploying with Oracle."
"I rate EDB Postgres Advanced Server's stability an eight out of ten."
"I would highly recommend EDB Postgres Advanced Server to others."
"EDB Postgres Advanced Server has positively impacted my organization by being cost-saving compared to databases such as Oracle, while providing smooth performance that simplifies production operations with less downtime and effort, especially in a cloud environment where we can utilize containerized services."
"Cost/benefit wise Postgres is a great solution."
"This product has allowed us to reduce costs in some parts of our infrastructure without losing functionality."
"The number of indices available in Postgres is remarkable."
"The solution is well containerized, and since containerization is quick and easy for me, I can scale it up quickly."
"Milvus offers multiple methods for calculating similarities or distances between vectors, such as L2 norm and cosine similarity. These methods help in comparing different vectors based on specific use cases. For instance, in our use case, we find that the L2 distance works best, but you can experiment with different methods to find the most suitable one for your needs."
"Milvus has good accuracy and performance."
"I like the accuracy and usability."
"The best feature of Milvus was finding the closest chunk from a huge amount of data."
 

Cons

"Postgres performance is suffering and the product model is not doing enough to keep current."
"An area for improvement in EDB Postgres Advanced Server is JSONB querying. It would be nice to have even stronger JSONB support from the solution."
"From a pricing perspective, I do not find it cost-effective from DBtune's SaaS perspective as we are just testing it, but for enterprises, it is worth it as you do not require many engineers for management and receive good support."
"I would like to see improvements in the performance, especially in large-scale operations, as it currently cannot match Oracle's performance."
"The product currently fails to offer a mobile application."
"Lighter integration model for containerized deployment. Effectively, there still remain some issues with a containerized deployment, so we have opted for a non-containerized deployment."
"For improvement purposes, I think EDB Postgres Advanced Server needs some enhanced monitoring since the current default monitoring is not sufficient; an EDB monitoring tool could provide useful metrics to help end users avoid production issues."
"Setting up MySQL is slightly more straightforward than Postgres."
"I've heard that when we store too much data in Milvus, it becomes slow and does not work properly."
"Milvus could make it simpler. Simplifying the requirements and making it more accessible. It could be more user-friendly."
"Milvus has higher resource consumption, which introduces complexity in implementation."
"Milvus' documentation is not very user-friendly and doesn't help me get started quickly."
 

Pricing and Cost Advice

"EDB Postgres Advanced Server is open source, so I don't pay for licensing."
"Pricing is significantly lower than competing products."
"The product is either free with community support or very inexpensive with a small yearly fee for paid support."
"It is an open-source product."
"I have been working on the community edition."
"Milvus is an open-source solution."
"Milvus is an open-source solution."
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Top Industries

By visitors reading reviews
Financial Services Firm
16%
Manufacturing Company
8%
Comms Service Provider
8%
Retailer
8%
Computer Software Company
11%
Manufacturing Company
10%
Comms Service Provider
10%
Financial Services Firm
9%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business3
Midsize Enterprise2
Large Enterprise9
No data available
 

Questions from the Community

What is your experience regarding pricing and costs for EDB Postgres Advanced Server?
We obtained EPAS through our partnership with EDB using an enterprise deployment model on-premises. From a pure testing perspective for a startup like DBtune, the licensing can feel quite expensive...
What needs improvement with EDB Postgres Advanced Server?
Beyond the aspects that I mentioned about the enterprise manager PEM and UI complexities, I would like to see improvements in the pricing structure to accommodate startups and clearer centralized d...
What is your primary use case for EDB Postgres Advanced Server?
The main use case for EDB Postgres Advanced Server (EPAS) is within my work at DBtune, an AI-driven SaaS product for database optimization. I am responsible for developing and testing our platform'...
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Overview

 

Sample Customers

Ericsson, Clear Capital, PinkRoccade, ABN Amro, WholeWorldBand, Van Genechten, Gallinat-Bank AG, Mariner, coresystems, Aquent, Contegix, AQA, Genscape, InMobi
1. Alibaba Group 2. Tencent 3. Baidu 4. JD.com 5. Meituan 6. Xiaomi 7. Didi Chuxing 8. ByteDance 9. Huawei 10. ZTE 11. Lenovo 12. Haier 13. China Mobile 14. China Telecom 15. China Unicom 16. Ping An Insurance 17. China Life Insurance 18. Industrial and Commercial Bank of China 19. Bank of China 20. Agricultural Bank of China 21. China Construction Bank 22. PetroChina 23. Sinopec 24. China National Offshore Oil Corporation 25. China Southern Airlines 26. Air China 27. China Eastern Airlines 28. China Railway Group 29. China Railway Construction Corporation 30. China Communications Construction Company 31. China Merchants Group 32. China Evergrande Group
Find out what your peers are saying about EDB Postgres Advanced Server vs. Milvus and other solutions. Updated: September 2026.
915,341 professionals have used our research since 2012.