December 2017
Intermediate to advanced
404 pages
9h 28m
English
Content preview from Cloud Native Programming with Golang
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The Go language and DynamoDB
Amazon has provided the Go language with powerful packages that we can utilize to build applications that can efficiently interact with DynamoDB. The main package can be found at https://docs.aws.amazon.com/sdk-for-go/api/service/dynamodb/ .
Before we start diving into the code, let's take a refresher on the DatabaseHandler interface we discussed in Chapter 2, Building Microservices Using Rest APIs. This interface represents the database handler layer of our microservices, which is where the database access code lives. In case of the events service, this interface supported four methods. Here is what it looked like:
type DatabaseHandler interface { AddEvent(Event) ([]byte, error) FindEvent([]byte) (Event, error) ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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