AWS Big Data Blog Create Tables in Amazon Athena from Nested JSON and Mappings Using JSONSerDe July 2024: This post was reviewed and updated for accuracy. February 9, 2024: Amazon Kinesis Data Firehose has been renamed to Amazon Data Firehose. Read the AWS What’s New post to learn more. Most systems use Java Script Object Notation (JSON) to log event information. Although it’s efficient and flexib