18th August 2021
DynamoDB is a key-value, NoSQL database developed by Amazon. It’s unlike some other products offered by Amazon and other vendors in that it’s not just an open-source system, like Spark, hosted on the vendor’s platform. How does DynamoDB work? DynamoDB looks just like JSON, with the one difference being that each JSON record must include the record key. That has the advantage that it lets you do updates on a record. In a JSON database, like MongoDB, you cannot update records. Instead, you must delete them then add back the changed version to affect the same change. DynamoDB also lets you work with […]