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Pros & Cons summary

Buyer's Guide

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Prominent pros & cons

PROS

Amazon DynamoDB provides constant availability without concerns about server maintenance, as AWS manages everything on their end.
It offers excellent scalability, allowing data growth from 100 MB to 1 PB, accommodating on-demand use cases.
The ability to handle unstructured or semi-structured data is one of the most valuable features of Amazon DynamoDB.
Amazon DynamoDB's cost is relatively lower than similar databases from other vendors, aligning expenses with usage.
Amazon DynamoDB's serverless nature alleviates scalability and failover concerns while offering fast and predictable performance.

CONS

Some features must be implemented manually, requiring a significant amount of time.
Queries can be challenging due to the partition key and secondary key limitations.
Server-side encryption is not available, necessitating a manual setup.
Amazon DynamoDB could enhance integration with Cognito for easier setup.
Documentation is outdated and lacks sufficient detail, making it difficult to find specific information.
 

Amazon DynamoDB Pros review quotes

DG
Lead SRE at JavaTech
Oct 24, 2025
The primary feature is constant availability without concerns about server maintenance or ensuring database uptime, as AWS manages everything from their end.
Aedpuganti Ipuganti - PeerSpot reviewer
Software Engineer 2 at Guidewire Software
Nov 30, 2025
Amazon DynamoDB is easy to use because of its nature of scaling and IO, and everything is very fast.
DV
Software engineer at ProminentPixel
May 26, 2026
Amazon DynamoDB has positively impacted our organization because it is relatively cheaper than other storage databases, it provides querying support, and since it is non-structured, we do not have to worry about structuring our data as we would with other SQL supports.
Learn what your peers think about Amazon DynamoDB. Get advice and tips from experienced pros sharing their opinions. Updated: May 2026.
896,942 professionals have used our research since 2012.
Prabin Silwal - PeerSpot reviewer
Senior Engineering Consultant at ASSURANCE IQ, INC.
Jun 24, 2024
The most valuable feature of the solution is its performance.
BO
Sales Director for West Africa at Atomic Computing
Apr 8, 2025
The fact that Amazon DynamoDB is highly scalable is one of its best features.
MC
Senior Business Solutions Consultant at Conn3ct
Mar 27, 2025
Scalability has significantly enhanced data retrieval speeds.
MohamedBouzidi - PeerSpot reviewer
AWS Platform Engineer at Total SA
Oct 24, 2024
We use the single table design pattern extensively since it helps us describe very complex patterns and data types on the table.
ValeriaQuintanilla - PeerSpot reviewer
Data Analytics Team Leader at Cryptos
Aug 19, 2024
The transactions are very fast, and the cost is low with Amazon DynamoDB.
Usama Malik - PeerSpot reviewer
DevOps Engineer at Lightmeter
Oct 29, 2024
Being serverless, it alleviates concerns about scalability and failover.
ZeeshanAnsari - PeerSpot reviewer
Software engineer at Capital One
May 23, 2024
Capable of auto-scaling and integrates easily with other tools
 

Amazon DynamoDB Cons review quotes

DG
Lead SRE at JavaTech
Oct 24, 2025
I would rate customer service as seven because the process we must follow can be lengthy. Sometimes we cannot connect with the correct team to resolve issues.
Aedpuganti Ipuganti - PeerSpot reviewer
Software Engineer 2 at Guidewire Software
Nov 30, 2025
The only challenge I face with Amazon DynamoDB is that with the partition key and secondary key, the query doesn't become very easy.
DV
Software engineer at ProminentPixel
May 26, 2026
I would also like to see improvements in indexing in Amazon DynamoDB because when we change the indexing, it takes quite a bit of time, and we lack joins in the table; additionally, we have query limits concerning how much we can query at one single time, which becomes expensive when dealing with a large dataset, such as when we had around 10 million rows, and scanning that table was very costly.
Learn what your peers think about Amazon DynamoDB. Get advice and tips from experienced pros sharing their opinions. Updated: May 2026.
896,942 professionals have used our research since 2012.
Prabin Silwal - PeerSpot reviewer
Senior Engineering Consultant at ASSURANCE IQ, INC.
Jun 24, 2024
Previously, only 64 KB could be used, and later, I think, it was about 400 KB. If the tool could have an additional 10 MB to offer, then the tool could be easier to use.
BO
Sales Director for West Africa at Atomic Computing
Apr 8, 2025
Amazon DynamoDB can be quite expensive due to regional differences, so I have to be careful with the pricing.
MC
Senior Business Solutions Consultant at Conn3ct
Mar 27, 2025
The user interface could be improved to make it more intuitive.
MohamedBouzidi - PeerSpot reviewer
AWS Platform Engineer at Total SA
Oct 24, 2024
Defining simple expressions and queries can be slightly complicated due to DynamoDB's unique JSON syntax. This can be confusing, especially for beginners.
ValeriaQuintanilla - PeerSpot reviewer
Data Analytics Team Leader at Cryptos
Aug 19, 2024
The process of making a query could be optimized.
Usama Malik - PeerSpot reviewer
DevOps Engineer at Lightmeter
Oct 29, 2024
If you purchase the support plan, their support team is good. If not, it takes two to three days to respond, sometimes even more.
ZeeshanAnsari - PeerSpot reviewer
Software engineer at Capital One
May 23, 2024
The pricing model should be improved