is there a functional difference between addslashes() and mysqli_real_escape_string() or are they equally effective? i ask this because mysqli_real_escape_string() always returns a blank string.

The purpose of the pg_escape_string function is to “escape” any special characters, such as single quotes, from untrusted input before using it in an SQL command. That’s because unwanted ...

I built a webpage where users can submit a PDF which is then inserted into a MySQL database in a mediumblob for retrieval later.<BR><BR>This all works fine, except when the PDF contains images or ...