Vertabelo Blog

There are many online portals which allow investors to lend money directly to individual borrowers – with no banks acting as intermediaries. What data model might underlie such a site?

In the previous two parts, we’ve presented the live database model for a subscription-based business and a data warehouse (DWH) we could use for reporting. While it’s obvious that they should work together, there was no connection between these two models. Today, we’ll take that next step and write the code to transfer data from the live database into our DWH.

Can you design an OLAP database model from an OLTP model? In this article, we’ll show you how!

Databases need to run optimally, but that’s not such an easy task. The INFORMATION SCHEMA database can be your secret weapon in the war of database optimization.

Welcome to a new series that shows you the practical side of the data warehouse (DWH)! In the first article, we’ll tackle a data model for a subscription business.

Do you dream of running a marathon? Let’s look at the data model for an app that could take you from lazy couch potato to marathoner.

Board games like dominoes are still very popular. Let’s take a look at dominoes from a data modeling point of view.

Spreadsheets – Excel, Google Sheets, or a sheet by any other name – are really cool and powerful tools. But then, so are databases. When should you stick with a spreadsheet? When should you move up to a database?

Spreadsheets – Excel, Google Sheets, or a sheet by any other name – are really cool and powerful tools. But then, so are databases. When should you stick with a spreadsheet? When should you move up to a database?

There isn’t much chance you’ve missed the whole idea of the sharing economy – whether you like it or not. Popularized by companies like Airbnb, Uber, Lyft, and many others, it lets people earn some cash by renting out their unused stuff. Let’s see the data model behind such an application.