The nonrelational database solves the challenges from the relational database such as a well-defined structure of data, the predefined schema, and the vertical database scaling. NoSQL database provides the flexibility to extend the data structure...
I’m so happy to announce that my new course Hands-on AWS DynamoDB is published! The course Hands-on AWS DynamoDB is designed for anybody who wants to learn AWS NoSQL Database Solution DynamoDB. There are twelve fun hands-on projects in this course. Such...
MongoDB and DynamoDB are two popular choices on NoSQL databases. Both have excellent features to support business needs. MongoDB vs. DynamoDB: How do you choose between them? The right choice really depends on your...
After I built the data warehouse on AWS Reshift and analyzed the visualization on AWS QuickSight. I wonder if there is anything else I can do to analyze the data or predict patterns on the...
The serverless web application is a good example to utilize AWS S3, AWS API gateway, AWS Lambda, and AWS DynamoDB. In my online training course Hands-on AWS DynamoDB, I demonstrated a simple product utility...
AWS Redshift Data Warehouse solution is based on PostgreSQL but beyond just PostgreSQL. It is specifically designed for online analytical processing (OLAP) and business intelligence (BI) applications. Redshift is a fast, fully managed petabyte-scale...
How do you debug your AWS Lambda functions? Some of the developers put the AWS services’ endpoint ARN(Amazon Resource Names) into unit test code to test locally before deploying into AWS. Is there any...
AWS VPC lets you employ the scalable infrastructure of AWS and launch resources into a logically isolated virtual network. But how much will it really cost us? Let’s use the example in the previous article...
A virtual private cloud (VPC) is a virtual network that closely resembles a traditional network that you’d operate in your own data center, with the benefits of using the scalable infrastructure of AWS. VPC...
After two-week-struggling on the issue with BlogSpot (couldn’t modify, save, backup, restore theme…), I decided to move this blogger from BlogSpot to WordPress. The whole process is easier than I thought. The cost of...
