To find the domain names without all the extraneous information, use the REGEXP_REPLACE function.
Regular expressions are a method of describing both simple and complex patterns for searching and manipulating.String manipulation and searching contribute to a large percentage of the logic in a Web-based application.This is very similar to the way firewalls work, that if the input doesn't follow one of the rules it is ultimatly dropped. Sanitizing input - Implement content parsing on data input fields including URL parameters.Remove the following characters from any user or dynamic database input: # ' (escape the single quote) input # " (double quote) input # ) (close parenthesis) input # ( (open parenthesis) input # ; (semi-colon) input # - (dash) input # | (pipe) input On text input it is recommended to append quotes around the user supplied input.If this is more complicated then I realize, I would be happy to pay someone for there time and effort to help me with this problem.
Please advise "The solutions and answers provided on Experts Exchange have been extremely helpful to me over the last few years. Validating input - THE SINGLE BEST WAY TO FIX THIS VULNERABILITY IS TO IDENTIFY THE ACCEPTABLE INPUT FOR EACH FORM PARAMETER AND REJECT INPUT THAT DOES NOT MEET THAT CRITERIA.By doing this, you are creating a whitelist of acceptable input that the web application can use.When coupled with native SQL, the use of regular expressions makes it possible to perform powerful search and manipulation operations on any data stored in an Oracle database.You can use this feature to easily solve problems that would otherwise be very complex to program.Perl Regular Expression Extensions In addition to the POSIX standard, Oracle supports the common Perl-influenced meta characters.