A data-backed breakdown of the skills, credentials, and capabilities that hiring managers are screening for in senior roles right now.

I will summarize my thoughts after reading "Understanding SQL Reasonably Well with Illustrations."Those with existing SQL knowledge can read through this book in about 100 minutes. イラストでそこそこわかるSQL ...

An end-to-end Customer Shopping Behaviour Analysis project using Python, PostgreSQL, SQL, and Power BI. Explores customer demographics, purchasing patterns, product preferences, discounts, ...

I will summarize my thoughts after reading "Introduction to SQL for Business Professionals to Enhance Data Analysis Skills".

SPOILER ALERT: This article contains spoilers for the first season of “Below,” now streaming on Netflix. Netflix’s new mystery series “Below” has arrived, and audiences are being transported to the ...

Of course, the ending to Carrie is as iconic as the name itself: after having pig's blood dumped on her at prom, Carrie uses her telekinesis to kill everybody. Flanagan's adaptation keeps the prom ...

If you’ve read Colleen Hoover’s “Verity,” consider yourself primed for the movie adaptation of the psychological thriller. Released in 2018, Hoover’s dark love triangle shot to the top of the ...

Two approaches exist for breaking down complex SQL queries: subqueries and Common Table Expressions (CTEs). Both let you decompose logic into smaller pieces, but each has a sweet spot. Knowing when to ...

PostgreSQL subqueries allow one SQL query to run inside another, making it possible to solve filtering, aggregation, comparison, and table based problems without writing separate queries. The lesson ...