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...
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...
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...
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...
Almost two years ago I was a part of the BI team in an organization that decided to move to the Cloud. As a first step they followed the lift and shift approach, so they moved their Data Warehouse and all the existing processes into the Azure environment almost...
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...
Recently I watched a webinar organised by Snowflake, it was called "Data Warehouse Automation, Ingestion and Industry Leading Analytics with Snowflake and Qlik". In the past I could never find time for webinars, and it's amazing how life can give you opportunities to...
Traditionally business intelligence is an enterprise solution, as only big businesses have multiple sources that require integration and analysis. It is assumed that the rest are small fishes that could be able to analyse their data with simpler accessible tools or...
Reporting and analytics computations are usually very resource-consuming, therefore they are never executed on the same server where the crucial business application is running. Instead, data is copied into dedicated servers to be dissected and studied for insights....
This month OptimalBI is hosting a Data Science Pioneers documentary screening. The first screening was crowded and the rest of the sessions are booking up very quickly, so you might have heard about it already. I'm guessing, the selling point (although it's completely...