MySQL aliases are simply nicknames used to express tables, columns and functions’ names. These nicknames can be used in your queries to make them short and neat. Let’s explore this feature.
Today MySQL is one of the most popular open source databases as it supports millions of web applications. We will discuss the basics of MySQL like creating databases and tables and interacting with data.
MySQL unions used to combine the results of multiple
SELECT statements into one result. MySQL supports both
UNION ALL for joining
In PHP applications, Retrieving data from relational tables generally require the use of joins. MySQL joins enable developers to select data from multiple tables with a single SQL statement. Let’s explore MYSQL joins.