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ClickHouse vs EDB Postgres Advanced Server comparison

 

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 (7th)
EDB Postgres Advanced Server
Ranking in Open Source Databases
13th
Average Rating
8.0
Reviews Sentiment
7.7
Number of Reviews
10
Ranking in other categories
No ranking in other categories
 

Mindshare comparison

As of March 2026, in the Open Source Databases category, the mindshare of ClickHouse is 6.6%, up from 2.8% compared to the previous year. The mindshare of EDB Postgres Advanced Server is 2.1%, down from 3.1% compared to the previous year. It is calculated based on PeerSpot user engagement data.
Open Source Databases Mindshare Distribution
ProductMindshare (%)
ClickHouse6.6%
EDB Postgres Advanced Server2.1%
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.
Munirathnakumar Si - PeerSpot reviewer
Senior Principal Cyber Security Consultant - Cloud and Container at Standard Chartered Bank
Though user-friendly, it fails to offer a mobile application to users
The product currently fails to offer a mobile application. In the future, I want the solution to offer a mobile application, especially since you can access the services via mobile phone with all the service providers like AWS and others. A mobile application provided by the product can help a user to see the status whenever needed.

Quotes from Members

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

Pros

"With ClickHouse, since data is stored in a columnar way, we get aggregation functions that are much faster than transactional databases, such as SQL Server, and the cost efficiency is also much reduced compared to Cosmos DB since we use it on-premises, the cost is nearly cut, which is very useful for us."
"ClickHouse has positively impacted my organization by replacing PostgreSQL, which required complex foreign tables for queries, and with ClickHouse we now have Cube.js for easier data visualization."
"ClickHouse is open source with no vendor lock-in, providing excellent freedom to choose any vendor without restrictions."
"It's easier to work with big data and calculations using the product."
"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."
"The main feature of ClickHouse is the optimizer because we had too many records to deduplicate, and the optimizer took this task by itself."
"ClickHouse has reduced our storage cost and improved our 99th percentile latency by 40%."
"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."
"The low cost and functionality allows us to save money on smaller database projects."
"It gives us a solid, less expensive alternative to deploying with Oracle."
"The feature of vector database management for AI is quite interesting and impactful."
"Postgres is highly compatible with many software and programming languages. Its compatibility is excellent, covering nearly everything related to data engineering or migration."
"The number of indices available in Postgres is remarkable."
"I like that EDB Postgres Advanced Server scales well. A valuable feature of the solution is multi-tenancy support. It also supports JSONB."
"The product is user-friendly."
"I rate EDB Postgres Advanced Server's stability an eight out of ten."
 

Cons

"I would like ClickHouse to work more on integration with third-party tools."
"ClickHouse has its own concept of database triggers and doesn't support traditional database triggers."
"We had a lot of troubles while deploying a whole cluster."
"Initially, I faced challenges integrating ClickHouse, particularly with inserting data from ActiveMQ, which caused duplicates. However, after adjusting the ClickHouse settings, the issue was resolved and there were no more duplicates."
"The aggregation capability is a valuable feature. It's highly efficient, allowing us to review entire transaction histories and user activities in the market. We've tried MongoDB, Postgres, MariaDB, and BigQuery, but ClickHouse is the most cost-efficient solution for collecting data at high speeds with minimal cost. We even used ClickHouse Cloud for a month, and it proved to be a great setup, especially for startups looking to handle big data. For example, if there is a need for 2-4 terabytes of data and around 40 billion rows with reasonable computing speed and latency, ClickHouse is ideal. Regarding the real-time query performance of ClickHouse, when using an API server to query it, I achieved query results in less than twenty milliseconds in some of my experiments with one billion rows. However, it depends on the scenario since ClickHouse has limitations in handling mutations. Additionally, one of ClickHouse's strengths is its compression capability. Our experimental server has only four terabytes, and ClickHouse effectively compresses data, allowing us to store large amounts of data at high speed. This compression efficiency is a significant advantage of using ClickHouse."
"In terms of needed improvements, some enhancements in documentation are necessary."
"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."
"The product currently fails to offer a mobile application."
"I have faced performance issues in the community edition."
"The security is not very robust and the product would be much more useful with more security options."
"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."
"I would like to see improvements in the performance, especially in large-scale operations, as it currently cannot match Oracle's performance."
"There aren't specific new features we wish to add."
"The system is aging and not keeping up with the performance of new, enhanced database models."
 

Pricing and Cost Advice

"The tool is open-source."
"We used the free, community version of ClickHouse."
"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."
"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."
"ClickHouse Cloud is not expensive compared to other databases, costing a few dollars per month while providing fast performance."
"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."
"Pricing is significantly lower than competing products."
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Top Industries

By visitors reading reviews
Financial Services Firm
17%
Computer Software Company
16%
Manufacturing Company
8%
Educational Organization
7%
Financial Services Firm
13%
Retailer
10%
Manufacturing Company
10%
Computer Software Company
8%
 

Company Size

By reviewers
Large Enterprise
Midsize Enterprise
Small Business
By reviewers
Company SizeCount
Small Business13
Midsize Enterprise4
Large Enterprise8
By reviewers
Company SizeCount
Small Business2
Midsize Enterprise1
Large Enterprise8
 

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?
EDB Postgres Advanced Server offers both processor-based and user-based licensing options. The cost is reasonable, particularly for middle and lower-tier customers, but there are hiccups when deali...
What needs improvement with EDB Postgres Advanced Server?
It was challenging to think of improvements for Postgres. We did not choose to extend or add new features to Postgres since it already meets our needs so well. There aren't specific new features we...
What is your primary use case for EDB Postgres Advanced Server?
Our primary use case for EDB Postgres Advanced Server was to study the code base behind it. We aimed to understand how it has been built, how the engine functions, the querying process, and what ki...
 

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: March 2026.
884,797 professionals have used our research since 2012.