The Database Star Academy membership is now open! Here’s what you need to know.
In this article, I’ll explain what I mean by “focused learning” and why it’s a good idea for your career.
The Database Star Academy membership will be launching very soon. Read on to find out more.
Here’s a collection of interesting articles I’ve read this week.
Did you get an ORA-00936: missing expression error? Learn what it means and how to resolve it in this article.
What’s the difference between UNION and UNION ALL in Oracle SQL? There are a few. Learn what they are in this article.
Here’s a collection of interesting articles I’ve read this week
Are you getting an “ORA-00911 invalid character” error when running an SQL statement? Find out what causes it and how to resolve it in this article.
Did you get an ORA-06512 error when running an SQL query? Learn what this error is and how to resolve it in this article.
Oracle has several character data types that are commonly used and can also be confusing if you don’t know the differences between them. Learn what they are and the differences between them in this article.
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BONUS: Oracle SQL functions PDF cheat sheet