This is an overview with a sample application using AWS DAX – DynamoDB Accelerator. Further below is a sample application that uses DAX, DynamoDB and EC2 – all with encryption at rest. DAX is a fully managed, in-memory cache for DynamoDB. It reduces DynamoDB response times from milliseconds to microseconds. As with other AWS services, […]
Serverless Application using AWS Lambda, API Gateway and DynamoDB and NodeJS
This is small sample project that demonstrates a Serverless Application. It uses the following AWS Services: API Gateway Lambda DynamoDB The repository of this project can be found on github here: https://github.com/johnlee/habits The application is used as a personal goal tracker. It stores daily attempts (with timestamps) and an overall score for the day. […]
Serverless App using AWS API, DynamoDB, Lambda, S3 and Visual Studio .Net
This is a sample project using Visual Studio 2017 (.Net 4.5 + Core 2) and the following AWS services: API Gateway DynamoDB Lambda S3 CloudFormation This project will have an Angular web front end hosted on S3, which calls APIs in the API Gateway. Those APIs are defined as Lambda functions and interact with DynamoDB […]
Working with DynamoDB SDK API and .Net
In this post I’m doing a deep dive of AWS DynamoDB database and using the available APIs with .Net Core. For more general information on DynamoDB, refer to this post: http://solidfish.com/overview-of-aws-dynamodb/ The code shown here is from another post where I created a complete serverless web application in AWS using DynamoDB. Below is a […]
AWS Databases
This article covers database services in AWS Elasticache RDS / Aurora RedShift DynamoDB EMR / Hadoop Which database service to use OLTP vs OLAP Online Transaction Processing (OLTP) differs from OLAP Online Analytic Processing (OLAP) in terms of the types of queries you will run. OLTP is like an order placed in a shopping app. […]