I'm reading this comically bad book on SQL. For almost every third exercise in the book, the solution the author provides is wrong. It's a good thing, really, it keeps you on your toes and forces ...

MySQL Substring to Find a Character & Return Left. MySQL includes a number of built-in string manipulation functions that are similar to the functions provided by Web scripting languages such as PHP.

Special characters require the MySQL escape character to indicate to the server that you want to insert the characters without executing any secondary code. Special characters such as commas and ...

* Dr. Internet columnist Steve Blass discusses the differences between MySQL character data types * Help Desk columnist Ron Nutter discusses the costs of data across a WAN ...

The differences in processing efficiency between MySQL’s three character storage types should not have a big impact on processing times unless your data sets are extremely large.