hakopako

Full-stack Engineer's blog

AWS

AWS Lambda 101 - how to develop, run, deploy - [nodejs]

日本語 | English Overview AWS Lambda 101. An event of returning s3 file content. Use node 4.3 for lambda. Programms package.json / install aws-sdk { "name": "application-name", "version": "1.0.0", "description": "application description", …

Import lots of data to DynamoDB from s3 bucket

日本語 | English Overview For here, create reference table of DynamoDB that contains about 42 million rows by using import function. I was tuned this will finish in 24h. Official document: AWS DataPipeline Let's get started !!!! Generate i…

How to use Dynamodb local

日本語 | English Overview As a databases, DynamoDB of AWS could be your choice. But it's difficult to use it as a development environment because writing and reading are pricey. So here is DynamoDBLocal for you. It's definitely good to use…

Lambda with sqlite makes serverless and databaseless

日本語 | English Foreword AWS Lambda provides us serverless computing platform so that you can run code by uploading them without pouring time for building servers. This time, I tried not only serverless but also NO AWS DB services such as…

Use goofys to mount S3 bucket on EC2 of AWS [centos6]

日本語 | English Once you mount s3 bucket to EC2, you can use it by linux commands which you must be familiar with, such as cd, mv and cp. Actually, it helped me collecting a lot of server logs to 1 bucket. What I use here is goofys which …