Our Blogs

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So here are our latest blogs sharing what we have learnt lately, we hope it will make your life easier.
Performing MERGE in PostgreSQL

Performing MERGE in PostgreSQL

photo by kolibri5 Some RDBMS support SQL statement MERGE, which also referred as upsert. This is a very common task in data warehousing: we compare the source dataset with what has been recorded in DW, insert new values and update those which have changed since the...

Learning Python

Learning Python

The time has arrived where I've needed to learn more Python for a project I'm working on.  Here, I share some resources, thoughts and tips in case you find yourself also needing to learn Python, too. Python is an interpreted object-oriented language. This means you...

First Steps with PostgreSQL

First Steps with PostgreSQL

Most of my career I have spent in big organisations developing and maintaining enterprise-wide solutions. Therefore, so far I’ve mostly worked with MS SQL Server and only touched OracleDB a bit. But for a new, smaller project, I've uses PostgreSQL for the first time...

MongoDB University

MongoDB University

It is always a challenge to learn how to use new software products. Of course, all of them have documentation and how-to guides to explain the basics. However, many people would rather watch videos or find a teacher as this is the best way for our brains to consume...

Learning Azure with Pluralsight

Learning Azure with Pluralsight

Cloud solutions have little to do with the solutions we have on-premises. Cloud solutions are built with ambitious and monstrously huge goals in mind, so, often it feels like no previous technology has been reused. In addition to some understandable concepts, like...

How to Model a Reporting Layer

How to Model a Reporting Layer

On my first BI job, where I was an ETL developer, my team was using Microsoft SQL Server Reporting Service (SSRS) as a reporting tool. My job was to model the Data Marts and create the data flows into those tables. Our report analysts were good at SQL, I have even...

Checking the File Path from Database in PowerShell

Checking the File Path from Database in PowerShell

On one of my recent projects I was analysing my customer's data for migration. Their legacy application could handle documents. They were stored on the organisation's shared folder, and the file path was recorded in the database with the rest of data. As a part of the...