Partition key: A simple primary key, composed of one attribute known as thepartition key. Attributes in DynamoDB are similar in many ways to fields or columns in other database systems. Partition key and sort ke
Key-value databases work by organizing all data as a set of key-value pairs. You can think of the key as a question and the value as the answer to the question. In the example below, the primary key is a composite of two keys, Product ID and Type. The Product ID is the partition...
This type of primary key allows for AWS's rich query capabilities. 6. Amazon DynamoDB indexes There are two types of indexes in DynamoDB, a Local Secondary Index (LSI) and a Global Secondary Index (GSI). In an LSI, a range key is mandatory, while for a GSI you can have either a ...
What is a hotkey in DynamoDB? Hotkeys inDynamoDBfrom AWS refer to a partition key value that experiences a high volume of read-or-write requests. This often triggers uneven data distribution that will impact performance. Strategies likesharding, using composite partition keys and adjusting capac...
By default, DynamoDB uses “Eventually Consistent Reads” for read operations. This consistency model allows for low-latency and high-throughput reads but provides a relaxed consistency guarantee.DynamoDBalso offers the option of “Strongly Consistent Reads” for applications that require immediate and ...
DbVisualizer 25.1 brings support for DynamoDB, the new Files tab for more convenient handling of SQL scripts, significant security improvements, a major performance boost to references graphs, and more. Continue reading for more details. NEW DATABASE SUPPORT Support for Amazon DynamoDB This release...
a result of their high partitionability, key-value databases are capable of horizontal scaling at scales that other types of databases are unable to achieve. For example, if an existing partition reaches its maximum capacity and additional storage space is required, Amazon DynamoDB will allocate ...
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Partition – Partition reflects the AWS region to which ARN is linked, there are possible region groups. “ aws, aws-cn, aws-us-gov”, for most of the time you will be using ARNs with aws value. Service – As displayed in the image above, DynamoDB is used in the service category, ...
Amazon Cloudfront is a Content Delivery Network (CDN) service offered by Amazon Web Services (AWS). The service is highly scalable, extremely fast, and provides top tier CDN performance. Get answers to the questions most commonly asked about Amazon Cloud