Database Star

Practical advice for database developers
Oracle Certification Dumps Can Ruin Your Career

Oracle Certification Dumps Can Ruin Your Career

Are you looking to get certified? Want to get your hands on some Oracle certification dumps for an exam to help you pass? That’s a bad idea. I’ll explain why in this article. What Is a Brain Dump? So what is a brain dump, when you talk about IT...
Oracle SIN Function with Examples

Oracle SIN Function with Examples

In this article, I’ll explain what the Oracle SIN function is and show you some examples. Purpose of the Oracle SIN Function The purpose of the SIN function is to calculate the sine of a number. The sine is the ratio of the length of the side of the triangle...
Oracle COS Function with Examples

Oracle COS Function with Examples

In this article, we look at the Oracle COS function and see some examples. Purpose of the Oracle COS Function The COS function will return the cosine of a number. If your knowledge of cosine is a bit rusty (like mine), then you might find this definition helpful.  ...
11 Tips to Improve Focus and Concentration at Work

11 Tips to Improve Focus and Concentration at Work

Do you often find yourself not focusing at work? Or, you try to focus, but something else comes along and distracts you? I know how this feels. I’ve listed eleven ways to remove distractions and increase focus in this article. I’ve been able to improve my...
Oracle VARIANCE Function with Examples

Oracle VARIANCE Function with Examples

In this article, I’ll explain what the Oracle VARIANCE function is, and show you some examples. Purpose of the Oracle VARIANCE Function The purpose of the VARIANCE function is to, well, return the variance of a set of numbers. A variance is a mathematical...
Oracle CORR Function with Examples

Oracle CORR Function with Examples

In this article, I’ll explain what the Oracle CORR function does and show you some examples. Purpose of the Oracle CORR Function The Oracle CORR function returns the “coefficient of correlation” of a set of number pairs. What is a coefficient of...
12 Great Tips on How To Be More Professional At Work

12 Great Tips on How To Be More Professional At Work

Professionalism in the IT world is desirable. Some people have it, some don’t. The ones that do have it, the ones that are professional, are treated with more respect and are usually better at their jobs. Below, I share five tips that you can use to be more...
Oracle DELETE SQL Statement – The Complete Guide

Oracle DELETE SQL Statement – The Complete Guide

The DELETE SQL statement allows you to delete records from a table. I’ll explain more about the Oracle DELETE SQL statement in this article. What Is The Oracle DELETE SQL Statement? The Oracle DELETE SQL statement is a statement you can run to delete records...
Oracle BIN_TO_NUM Function with Examples

Oracle BIN_TO_NUM Function with Examples

In this article, I explain what the Oracle BIN_TO_NUM function does and show you some examples. Purpose of the Oracle BIN_TO_NUM Function The BIN_TO_NUM function converts a bit vector to a number. A bit vector is a combination of values to make up a binary number. For...