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Amazon DynamoDB pros and cons

4.1 out of 5
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Prominent pros & cons

PROS

Amazon DynamoDB offers scalability from 100 MB to 1 PB, which is advantageous for on-demand use cases.
The cost of subscription is lower than similar databases offered by other vendors.
Amazon DynamoDB's ability to handle unstructured or semi-structured data is a key feature.
The performance of Amazon DynamoDB is high, providing fast and predictable results with low latency.
As a fully managed NoSQL database by AWS, it eliminates concerns about scalability and maintenance.

CONS

Querying data is limited, similar to other NoSQL databases. Strong consistency across availability zones is needed for certain use cases.
Scheduled refresh capability is absent, requiring manual updates for new data.
Documentation is inadequate and occasionally confusing, necessitating better integration and ease of setup with Cognito.
Pricing is high for larger databases, and costs rise if kept running continuously.
Initial setup can be complex and requires optimization for queries, with performance improvements needed for efficiency.
 

Amazon DynamoDB Pros review quotes

JD
Oct 27, 2023
DynamoDB is a key-value database, and it's valuable if you have simple scan queries and don't need to do point searches.
Nizamuddeen TZ - PeerSpot reviewer
Apr 2, 2024
It offers quick performance and rapid data retrieval, often providing limited data initially but scaling up to fulfill larger demands seamlessly.
Prabin Silwal - PeerSpot reviewer
Jun 24, 2024
The most valuable feature of the solution is its performance.
Learn what your peers think about Amazon DynamoDB. Get advice and tips from experienced pros sharing their opinions. Updated: December 2024.
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PK
May 24, 2023
Stability-wise, I rate the solution a ten out of ten. I've never faced any problems.
DouglasStein - PeerSpot reviewer
Oct 10, 2022
We switched to DynamoDB from a relational database that would've had scale problems and would've cost a lot of money to run at scale. DynamoDB allows us to match expense to usage. When not many people are using and it's a quiet day, there is a low cost. On a busy day, there is a higher cost. We get good performance along the way and less maintenance on the database.
Rajni Kumar Jha - PeerSpot reviewer
Apr 3, 2024
The ability to store multiple data attributes is crucial. For example, in a contact flow, if a customer calls, we can integrate DynamoDB dynamically. We need only the customer's mobile number as the primary key, which is stored in the DynamoDB table.
Prasanth MG - PeerSpot reviewer
Jul 2, 2023
The best feature of the solution is that it is a NoSQL database.
reviewer2276802 - PeerSpot reviewer
Oct 9, 2023
Never used the support. I got all the information from the documentation.
reviewer1534800 - PeerSpot reviewer
Apr 1, 2021
Its scalability is really good. I can go up to a petabyte of data. It is more of an on-demand use case. I can go from 100 MB to 1 PB if I want, which is very good. Most of the other databases would want you to stick to a specific data allocation. Its subscription cost is lower than similar databases offered by other vendors.
ValeriaQuintanilla - PeerSpot reviewer
Aug 19, 2024
The transactions are very fast, and the cost is low with Amazon DynamoDB.
 

Amazon DynamoDB Cons review quotes

JD
Oct 27, 2023
Maybe the documentation could be improved a bit. Sometimes, it's a little confusing, and people can easily be mistaken about DynamoDB.
Nizamuddeen TZ - PeerSpot reviewer
Apr 2, 2024
Having an import option, whether through browsing or local file uploads, would significantly improve the efficiency of data migration, enabling users to swiftly transfer large volumes of data into DynamoDB.
Prabin Silwal - PeerSpot reviewer
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.
Learn what your peers think about Amazon DynamoDB. Get advice and tips from experienced pros sharing their opinions. Updated: December 2024.
824,053 professionals have used our research since 2012.
PK
May 24, 2023
The solution's interface is the biggest challenge because if you want to access DynamoDB, you need an AWS account.
DouglasStein - PeerSpot reviewer
Oct 10, 2022
I'd like to see better integration with Cognito. It has the integration, but I'd like to see a little more ease of setup. If you have multiple customers and you want the database to enforce who can see what, you can treat DynamoDB so that each row has permissions. You can set this up, but it's a little more of a science project to make Cognito and DynamoDB work well to do protection of individual rows. So I'd like that to be more wizard or easy to set up.
Rajni Kumar Jha - PeerSpot reviewer
Apr 3, 2024
In future releases, I would like a feature that lets us store information about public holidays or weekends. When customers call during those closed periods, we could use DynamoDB to trigger an automatic message. So this would eliminate the need for agents to manually inform customers.
Prasanth MG - PeerSpot reviewer
Jul 2, 2023
Sometimes when we query through the UI, it takes a long time to get the results.
reviewer2276802 - PeerSpot reviewer
Oct 9, 2023
Data integrity across availability zones would be a valuable addition. Currently, DynamoDB provides eventual consistency across availability zones, but strong consistency would be beneficial for certain use cases.
reviewer1534800 - PeerSpot reviewer
Apr 1, 2021
Currently, there is no option for a scheduled refresh in this solution. We want the data to be populated into DynamoDB on a timely basis. Currently, you have to go to the DynamoDB table and hit the refresh button to populate it with the new data. If you have connected DynamoDB to a BI application for creating visualizations with charts, graphs, or other things, you would want it to get updated as per the schedule so that you have updated visualizations in your BI application.
ValeriaQuintanilla - PeerSpot reviewer
Aug 19, 2024
The process of making a query could be optimized.