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Huy Nguyen

Huy Nguyen

Data Engineer turned Product; writes SQL for a living.

Singapore & Vietnam •
61 posts •
dbdiagram Using Holistics

How to Visualize Your Rails ERD Diagram Instantly

Learn how to use this simple free tool dbdiagram.io to visualize your Rails ERD diagram, made by Holistics

Huy Nguyen October 26, 2018
Data at Work Business Intelligence

How Do I Prepare for A Data Analyst Interview?

Preparing for a data analyst interview can be intimidating. Learn a few tips to help you prepare your interview better.

Huy Nguyen September 14, 2018
Lean Analytics Using Holistics SQL Tips

How We Built Our MRR Dashboard (Using Pipedrive & Holistics)

Want to customize and automate MRR reporting, to suit your company's specific data needs? Luckily, Holistics integrates with Pipedrive, here's our guide!

Trang September 07, 2018
Data at Work Startups Business Intelligence

How To Interview A Data Analyst Candidate

How do you usually interview a data analyst candidates? In this article, I'll share some of the guidelines and areas you can focus on when interviewing a data analyst candidate. These serve as pointers to aid with your interview.

Huy Nguyen February 10, 2018
Data at Work Business Intelligence

Data Lake vs Data Warehouse vs Data Mart

The term "Data Lake", "Data Warehouse" and "Data Mart" are often times used interchangbly. But what …

Jatin Raisinghani February 06, 2018
Engineering Inner Join

How We Built A Job Queue System with PostgreSQL & Ruby For Our B2B SaaS Application

Why and how we built a multi-tenant job queue system for our B2B SaaS Application with PostgreSQL and Ruby

Huy Nguyen January 24, 2018
Lean Analytics Business Intelligence

Understanding Your Average Customer Value Over Time (CVO)

As business owners, understanding your customers’ behaviour is among the key things that will help you grow your business. If you’re …

Huy Nguyen November 24, 2017
Lean Analytics Business Intelligence

Quick Guide: Calculate Cohort Retention Analysis with SQL

Cohort Retention Analysis is a powerful thing that most business owners need to look at. In this post, I'm going …

Huy Nguyen October 30, 2017
Lean Analytics Engineering Business Intelligence

Useful PostgreSQL Queries For Monitoring Purpose

Below are some useful Postgres queries for both troubleshooting, monitoring and analytics purpose. Note: if you're looking for a simple …

Huy Nguyen October 29, 2017
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