Data Science

I’m trying to understand how to run a function in SQL, but I’m getting a bit lost. I have some background in programming, but SQL feels different, and I’m unsure how to properly define and execute a function within my ...Read more

I’m working on a project that involves querying a SQL database, and I’ve hit a frustrating roadblock regarding date formatting. You see, my database stores dates in the standard format, but when I retrieve them, they come out in a ...Read more

Hi everyone, I’m currently working on a project that involves querying a database, and I’m encountering a bit of a problem. I need to retrieve just the column names from a specific table, but I’m not quite sure how to go ...Read more

I’m currently facing a challenge with migrating our database from SQL Server to PostgreSQL. We’ve been using SQL Server for several years, but due to various reasons—like cost, performance, and our desire for a more open-source solution—we’ve decided to switch ...Read more

Hi everyone, I’m currently working on a project that involves querying a relational database using SQL, and I’ve run into a bit of a snag. I need to retrieve the column names from a specific table, but I’m not entirely sure ...Read more

I’ve been working with databases for a while now, primarily using SQL, and I’m considering getting certified to enhance my skills and improve my job prospects. However, I’m overwhelmed by the variety of certification options available. I want to know ...Read more

I’ve been diving into PostgreSQL recently, and I’ve stumbled upon something that’s kind of bugging me. I’ve read about the default PostgreSQL port being 5432, but then I keep seeing mentions of port 5433, too, and it’s leaving me a ...Read more

I’ve found myself in a bit of a pickle and could really use some help from anyone who might know their way around PostgreSQL. So, here’s the deal: I was setting up a PostgreSQL database a while back, and, like ...Read more