How to choose a partition key for DynamoDB

Here’s an article about how to do it right:
https://aws.amazon.com/blogs/database/choosing-the-right-dynamodb-partition-key/.
The main ideas — partition key should have a good cardinality, but at the same time it should be queried easily as all the queries to DynamoDB should start with PartitionKey=…, as they are hashes.

LEAVE A COMMENT