PHP & MySQL: Preventing attacks - What's the different between these functions?
255
How can I prevent SQL injection in PHP?
110739
In PHP, is there any harm in running session_start() multiple times?
23647
Why shouldn't I use mysql_* functions in PHP?
148619
Is there a reason not to use  (null safe equals operator) in mysql instead of =?
41368
How can I make SQL case sensitive string comparison on MySQL?
136850
mysqli_free_result warning explaination
3705
How can I prevent SQL injection with dynamic tablenames?
113149
Is there a code obfuscator for PHP?
158241
Will using LINQ to SQL help prevent SQL injection
46503
Do htmlspecialchars and mysql_real_escape_string keep my PHP code safe from injection?
78965
How to successfully rewrite old mysql-php code with deprecated mysql_* functions?
62267
MySQL stored procedure vs function, which would I use when?
75634
Doing calculations in MySQL vs PHP
74406
SQL injection that gets around mysql_real_escape_string()
54987
INT vs Unique-Identifier for ID field in database
52320
What are PHP nested functions for?
29405
What is SQL injection?