This could be a good structure? , because i try to combine 2 differents ideas Students and other bd
This query obtains information about students and the courses in which they are enrolled. A combination of tables (Students, Enrollments and Courses) is used through INNER JOIN clauses to relate students to the courses in which they are enr..
Tag : concurrency
(up..
—- Description
It’s common to implement optimistic concurrency control in DynamoDB by giving each item in the database a top-level “version” attribute and only allowing an update of an item to succeed if the current version matches the expected version (see https://docs.aws.amazon.com/amazondynamodb/latest/developerguide/DynamoDBMapper.OptimisticLocking…