Tag: DynamoDB

This post describes some common use cases you might encounter, along with their design options and solutions, when migrating data from relational data stores to Amazon DynamoDB. We will consider how to manage the following scenarios: How do you set up a relationship across multiple tables in which, based on the value of an item […]

Joseph Idziorek is a product manager at Amazon Web Services. AWS recently launched Amazon DynamoDB Accelerator (DAX), a highly available, in-memory cache for Amazon DynamoDB. If you’re currently using DynamoDB or considering DynamoDB, DAX can offer you response times in microseconds and millions of requests per second. When developers start using DAX, they tell us […]

Adam Wagner is a solutions architect at Amazon Web Services. Earlier this year, Amazon DynamoDB released Time to Live (TTL) functionality, which automatically deletes expired items from your tables, at no additional cost. TTL eliminates the complexity and cost of scanning tables and deleting items that you don’t want to retain, saving you money on […]

Update from May 29, 2018: Today, we published Z-order indexing for multifaceted queries in Amazon DynamoDB: Part 2. TL;DR Using Z-order indexing, you can efficiently run range queries on any combination of fields in your schema. Although Amazon DynamoDB doesn’t natively support Z-order indexing, you can implement the functionality entirely from the client side. A single […]

Aravind Kodandaramaiah is a partner solutions architect with the AWS Partner Program Introduction We find that customers running AWS workloads often use both Amazon DynamoDB and Amazon Aurora. Amazon DynamoDB is a fast and flexible NoSQL database service for all applications that need consistent, single-digit millisecond latency at any scale. Its flexible data model and reliable performance […]

Gisung Lim is a security solutions architect at Amazon Web Services Korea and Sangpill Kim is an enterprise solutions architect at Amazon Web Services Korea. This blog post explains how to enhance the privacy and security of data transfers between Amazon DynamoDB and your corporate network using the new Amazon VPC Endpoints for DynamoDB (currently in public preview). With […]

Edin Zulich, AWS NoSQL solutions architect It’s easy to delete a table in Amazon DynamoDB, and that means that it’s easy to delete one by accident, too. Fortunately, you can minimize the risk of accidentally deleting a table using AWS Identity and Access Management (IAM), which provides authentication and access control for DynamoDB. As a […]

Traditional ETL tools often run on a schedule. If you are due to receive a file from a vendor between 1 A.M. and 4 A.M. on the third Wednesday of the month, you likely have a job scheduled look for the file at 4 A.M. But what if the file arrives late? Or what if […]

This blog post covers important considerations and strategies for choosing the right partition key for designing a schema that uses Amazon DynamoDB. Choosing the right partition key is an important step in the design and building of scalable and reliable applications on top of DynamoDB. What is a partition key? DynamoDB supports two types of […]

Nitin Sagar is a senior product manager for DynamoDB. You can now add tags to your Amazon DynamoDB tables. Tags are simple, user-customizable key and value pairs that are supported by many AWS services. Tagging for DynamoDB provides fine-grained visibility into your DynamoDB bill. You can assign tags to your tables and see cost breakouts […]