SQL

Hey everyone! I was diving into SQL Server recently and came across a bit of a conundrum. I’m trying to understand the difference between a **LEFT JOIN** and a **LEFT OUTER JOIN**. I’ve heard that they might produce the same ...Read more

I’m currently working on a database project and I’ve run into a bit of a snag with my SQL queries. I’m trying to filter out certain records from my results, but I’m not quite sure how to correctly use the ...Read more

I’ve been working with Oracle Web SQL for a while now, and I keep running into issues with performance and storage management. My database has accumulated a lot of old, unused data, and I’m starting to wonder if it’s time ...Read more

Subject: Help Needed: Formatting Dates in SQL Hello everyone, I hope you can help me out with a problem I’m facing regarding date formatting in SQL. I’m currently working on a project where I need to query a database and present the ...Read more

I’m currently working on a database and have come across a frustrating issue: I have multiple duplicate records in one of my tables, and it’s causing inconsistencies and errors in my data analysis. I understand that duplicates can arise for ...Read more

Hey everyone! I’m currently working on a project where I need to analyze our database, and I’ve run into a bit of a stumbling block. I need to identify all the tables that contain a specific column name—let’s say it’s “user_id”. ...Read more

I’m currently working on a project where I need to analyze sales data stored in a SQL database, but I’m facing some challenges using the SUM function effectively. I understand that SUM is supposed to help me calculate the total ...Read more