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ClickHouse vs EDB Postgres Advanced 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

ClickHouse
Ranking in Open Source Databases
3rd
Average Rating
8.6
Reviews Sentiment
6.8
Number of Reviews
21
Ranking in other categories
Vector Databases (8th)
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
 

Mindshare comparison

As of November 2026, in the Open Source Databases category, the mindshare of ClickHouse is 6.3%, up from 6.0% compared to the previous year. The mindshare of EDB Postgres Advanced Server is 2.4%, up from 2.3% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Open Source Databases Mindshare Distribution
ProductMindshare (%)
ClickHouse6.3%
EDB Postgres Advanced Server2.4%
Other91.3%
Open Source Databases
 

Featured Reviews

reviewer2785038 - PeerSpot reviewer
Senior Data Engineer at a transportation company with 501-1,000 employees
Data observability has enabled real‑time analytics and cost savings but needs smoother inserts and cleanup
ClickHouse could be improved concerning data insertion, especially given the high amount of data handled. Constant efforts are made to optimize the features on its own, but with merges and inserts, only a single insert query can be performed allowing for the input of only 100,000 rows per second. It would be beneficial to insert more data and have configurations that are less user-operated. Ideally, ClickHouse would optimize itself to handle these processes automatically, reducing the need to contact the ClickHouse support team for infrastructure optimization. Additionally, delays are experienced when trying to delete databases with corrupt data, taking too much time and causing major outages, which necessitate contacting multiple teams across continents for resolution. The community surrounding ClickHouse also seems limited, providing a reliance on documentation, and there is a scarcity of developers working with ClickHouse, which hinders growth. If ClickHouse were more user-friendly and technically feasible, it would likely see greater expansion in usage.
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.

Quotes from Members

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

Pros

"<p>We moved away from Redshift to ClickHouse because of the integration and the flexibility that it provides, which best suited our use case.</p>"
"There is no better option than ClickHouse in all OLAP-based databases, so I think it is best to use ClickHouse in that regard."
"ClickHouse is much faster than traditional databases like MySQL and MongoDB. Its column-row searching strategy makes it very efficient. With ClickHouse, we can manage multiple databases, automatically insert data from other databases and delete data as needed. It supports real-time query performance, allowing simultaneous data insertion and retrieval. ClickHouse has improved significantly over the past two years, adding more functions and queries, as well as top functionality."
"We faced a challenge with deploying ClickHouse onto Kubernetes. Recently, we've been using ClickHouse Cloud, and the main issue is the high cost of the cloud service. The pricing isn't very competitive, especially for startups. I would instead buy a server and self-host if I have enough disk space. Besides that, ClickHouse has done very well, with clear goals and effective execution."
"ClickHouse is a user-friendly solution that tries to be compatible with SQL standards."
"The tool's most valuable feature is a database. It supports portal APIs and offers good flexibility."
"ClickHouse is open source with no vendor lock-in, providing excellent freedom to choose any vendor without restrictions."
"ClickHouse is very easy to use; one of the good features is that it has joins, which were not present in Druid, and Druid was quite expensive, especially with our applications at Sam's Club utilizing ClickHouse very quickly."
"I rate EDB Postgres Advanced Server's stability an eight out of ten."
"It gives us a solid, less expensive alternative to deploying with Oracle."
"Cost/benefit wise Postgres is a great solution."
"The low cost and functionality allows us to save money on smaller database projects."
"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."
"The product is user-friendly."
"I like that EDB Postgres Advanced Server scales well. A valuable feature of the solution is multi-tenancy support. It also supports JSONB."
"This product has allowed us to reduce costs in some parts of our infrastructure without losing functionality."
 

Cons

"In terms of needed improvements, some enhancements in documentation are necessary."
"<p>ClickHouse could be improved with self-hosting capabilities and better documentation for how to host it at scale.</p>"
"I would like ClickHouse to work more on integration with third-party tools."
"ClickHouse could be improved further in several areas."
"Additionally, delays are experienced when trying to delete databases with corrupt data, taking too much time and causing major outages, which necessitate contacting multiple teams across continents for resolution."
"In terms of improvements, it's not designed for very frequent small writes, making it less scalable in write-intensive workloads, and it's not flourishing in transactional use cases or when ingesting streaming data, such as batching or buffering, which is something ClickHouse will improve."
"The main issue is the lack of documentation. Many features are available but are not fully documented, which can make finding information challenging."
"ClickHouse has its own concept of database triggers and doesn't support traditional database triggers."
"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."
"The system is aging and not keeping up with the performance of new, enhanced database models."
"Setting up MySQL is slightly more straightforward than Postgres."
"The security is not very robust and the product would be much more useful with more security options."
"The product currently fails to offer a mobile application."
"The lack of additional security features is really the thing that makes the product less useful."
"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."
 

Pricing and Cost Advice

"ClickHouse Cloud is not expensive compared to other databases, costing a few dollars per month while providing fast performance."
"The tool is open-source."
"The tool is free."
"For pricing, if you use the self-hosted version, it would be free. Cloud services pricing would be an eight out of ten. I try to minimize costs but still have to monitor usage."
"We used the free, community version of ClickHouse."
"ClickHouse has an open-source version, which is free to use and has almost all the features."
"If you have an in-house deployment on Kubernetes or something, it's going to be very cheap since you'll be managing everything."
"Pricing is significantly lower than competing products."
"It is an open-source product."
"EDB Postgres Advanced Server is open source, so I don't pay for licensing."
"I have been working on the community edition."
"The product is either free with community support or very inexpensive with a small yearly fee for paid support."
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Top Industries

By visitors reading reviews
Financial Services Firm
15%
Comms Service Provider
11%
Outsourcing Company
11%
Computer Software Company
10%
Financial Services Firm
13%
Comms Service Provider
9%
Healthcare Company
8%
Manufacturing Company
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business12
Midsize Enterprise5
Large Enterprise8
By reviewers
Company SizeCount
Small Business3
Midsize Enterprise2
Large Enterprise9
 

Questions from the Community

What is your experience regarding pricing and costs for ClickHouse?
My experience with pricing, setup cost, and licensing was such that the setup costs were just my own bandwidth, while licensing and pricing were done by other members of the team so it was abstract...
What needs improvement with ClickHouse?
ClickHouse can be improved on the documentation side, and there is one small constraint that is mentioned in ClickHouse documentation, which is a partition limit of ten thousand that we hit, so if ...
What is your primary use case for ClickHouse?
My main use case for ClickHouse is data ingestion and for its OLAP properties, as we had use cases where database locks were slowing us down and because ClickHouse does not have that, we chose to u...
What is your experience regarding pricing and costs for EDB Postgres Advanced Server?
My experience with pricing, setup costs, and licensing for EDB Postgres Advanced Server is that it is very cost-efficient, easy to set up, and can be deployed in a containerized manner.
What needs improvement with EDB Postgres Advanced Server?
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 met...
What is your primary use case for EDB Postgres Advanced Server?
My main use case for EDB Postgres Advanced Server is that we have a telecommunication billing product where I am using it as a backend database to handle all the requests. A specific example of how...
 

Overview

 

Sample Customers

Information Not Available
Ericsson, Clear Capital, PinkRoccade, ABN Amro, WholeWorldBand, Van Genechten, Gallinat-Bank AG, Mariner, coresystems, Aquent, Contegix, AQA, Genscape, InMobi
Find out what your peers are saying about ClickHouse vs. EDB Postgres Advanced Server and other solutions. Updated: November 2026.
921,523 professionals have used our research since 2012.