Oracle-en

AWR reports in Oracle databases

Oracle AWR (Automatic Workload Repository) reports are a diagnostic tool available in Oracle databases that helps analyze system performance and identify areas requiring optimization. At first glance they look, let’s be honest, quite complicated. Lots of sections, lots of numbers and parameters. Due to their detailed and technical nature, they require some experience in use. …

Oracle-en

Oracle database as Docker container

In this article, we will look at how to quickly configure the Oracle 21C database for programming purposes using Docker. What are Docker containers? It is a packaging format that accumulates code and apprenticeships in a form that allows quick and reliable operation in all computing environments. Using containerization, we can quickly start the platform …

Machine Learning EN

Analysis of apartment prices in Warsaw – linear regression

For as long as I can remember, I have always been interested in the real estate market. This was due to my frequent change of apartments and the fact that each time I carried out all sales and purchase formalities myself. Searching for a good location is an extremely exciting, but also time-consuming process. In …

Machine Learning EN

Collecting data for analysis – scraper

When dealing with Machine Learning issues, we often face the problem of obtaining valuable data. We do not always have access to professional bases, powered by the content exactly what we care about. The construction of a machine (scraper), which will download the content from the Internet we are interested in. Writing an article (The …