Sams Teach Yourself PHP, MySQL and Apache All in One (4th Edition)

2017-07-07 02:10:07

The workshop is designed to help you anticipate possible questions, review what you've learned, and begin to put your knowledge into practice.

1.	What is the primary function used to make the connection between PHP and MySQL, and what information is necessary?
2.	Which PHP function retrieves the text of a MySQL error message?
3.	Which PHP function is used to count the number of records in a result set?

1.	The `mysql_connect()` function creates a connection to MySQL and requires the hostname, username, and password.
2.	The `mysql_error()` function returns a MySQL error message.
3.	The `mysql_num_rows()` function counts the number of records in a resultset.

Категории