Data Tech Tips

A python analysis of Covid-19 Italy

Here’s with a new simple tutorial for analysing a dataset.
In this case i’ve taken the Italian…

Tips and tricks for a good performance data pipeline

Writing a good ETL flow with NodeJs

Last story was about if it’s better to write your own ETL flow instead of using any of the tools…

Why you should write your own ETL

In this story i’m going to tell you why and when you need to write your own ETL flow to feed your…

Analysing Twitter sentiment via Python

Hi all, as a data scientist or looking for to be one of us, this kind of analysis could have…

Different kind of data you can analyse with BI or machine learning

I’ve worked with many kinds of data, from clinical data to logistic and supply chain data passing through pharmaceutical data.
Each of them is different and should be treated in different manners.
Let’s what we can…

Upgrade performance on your data base

This is that kind of article in which i try to explain some best practises (some acquired…

Don’t forget the WITH clause in PostgreSQL!

Working all day with PostgreSQL for BigData analysis i always encounter many problems.
Sometimes those problems are really annoying, just like query slow performance.

Performance is a key aspect in…

Are OLAP cubes dead?

Hi everyone,
it’s been a while since my last post, many things have changed since then see it as an another life.
Well today i was thinking: “Is there any chance that OLAP cubes are dead?”
You’re certainly are saying: “What’s wrong with you? I’m using them obviously are not!” and i’m not…