Training Day9 - adithnaveen/swiggy-2020-july GitHub Wiki

AWS

Root Access -> Swiggy
IAM - Identity Access Management

creating a Virtual Computer DynamoDb

A read capacity unit represents one strongly consistent read per second, or two eventually consistent reads per second, for an item up to 4 KB in size.

1 Read Unit - 4KB - (eventually consistent) - 0.5 Units of Data 1 Read Unit - 4KB - (strongly consistent) - 1 Units of Data

for the cost, it is 1:2

Provisioned is Capped Billing by read capacity unit RCU Write Capacity Unit WCU

Advantage - you know what is your billing nice monitoring system (80%) - alarm

• 400 - The server cannot or will not process

OnDemand is Un-Capped

• Auto-Adjust of throughput
• cost is high
• it is always available even if the number of req is high
• you will not have 400 error

billing > 25GB backup and restore is free 2.5 milling records they will start streaming (on demand)

• seamless integration with AWS

Dynamodb(Cloud) + GoLang integration link

https://github.com/awsdocs/aws-doc-sdk-examples/tree/master/go/example_code/dynamodb

https://docs.aws.amazon.com/sdk-for-go/v1/developer-guide/using-dynamodb-with-go-sdk.html