In this excerpt from SQL Queries for Mere Mortals: A Hands-On Guide to Data Manipulation in SQL, John L. Viescas and Michael J. Hernandez discuss the LEFT OUTER JOIN vs. the RIGHT OUTER JOIN and offer ...

"I thought LEFT JOIN would keep the data on the left, but the number of records decreased when I added WHERE."When creating ...

I've been in an argument with one of our devs that took an update statement with an inner join and made it a left join (because inner was missing some records somehow in the left table - tableB in ...

Even though the intention is an outer join that keeps all rows from A, rows missing in B are disappearing. First, I want to ...

Because no software developer is complete without at least a passing knowledge of the world’s most popular query language If yo were raised on MongoDB or learned full stack development in a coding ...