Internet

What are “Dynamic Websites”?

Dynamic websites are websites whose pages are generated on the fly. In contrast to static pages (primarily .htm/.html pages), dynamic pages are generated when an user triggers an action through that individual page.

Here is a sample dynamic URL-

http://www.bbc.co.uk/cgi-bin/search/results.pl?q=%22dynamic+websites%22&tab=news&go=homepage

As per the above example of www.bbc.co.uk, the dynamic part (i.e. the part) of the URL which changes as per surfer request is that the part once the question mark (?)

What are the problems that search engines face in indexing Dynamic URLs?

1. Search engines typically think about a dynamic URL as an infinite set of links.

2. Since dynamic URLs notice most application in online looking carts, there is a risk of incorporating a session id to a specific page. As session ids of that individual page modification, the search engine spider needs to index an infinite number of copies of the identical page, that could be a Herculean task for them.

3. Continuing with the same logic presented in point # two, indexing the same dynamic page might overload the servers of the search engines and so prevent the search engines to gift with the most relevant information in the fastest possible time.

Here’s what Google says about indexing of dynamic websites -

Reasons your site might not be included: Your pages are dynamically generated. We have a tendency to will be able to index dynamically generated pages. But, as a result of our net crawler will easily overwhelm and crash sites serving dynamic content, we tend to limit the quantity of dynamic pages we have a tendency to index. (Supply – http://www.google.com/webmasters/)

What are the choices that you have so as to create an exploration engine spider index your Dynamic URLs?

1. Use of softwares – Exception Digital Enterprise Solutions (http://www.xde.internet) offers a software that will modification the dynamic URLs to static ones. Named XQASP, it can remove the “?” in the Query String and replace it with “/”, thereby allowing the search engine spiders to index the dynamic content.

Example -
http://www.my-online-store.com/books.asp?id=1190 can change to
http://www.my-on-line-store.com/books/1190.

The latter being a static URL, it will simply be indexed by the search engine spiders.

2. Use of CGI/Perl scripts – One in every of the simplest ways in which to urge your dynamic sites indexed by search engines is using CGI/Perl scripts. Path_Info or Script_Name may be a variable in a very dynamic application that contains the whole URL address (as well as the question string information). In order to fix this drawback, you’ll want to put in writing a script that can pull all the information before the query string and set the rest of the information equal to a variable. You’ll be able to then use this variable in your URL address.

Example – http://www.my-online-store.com/books.asp?id=1190

When you are using CGI/Perl scripts, the query part of the dynamic URL is assigned a variable.
Thus, in the above example “?id=1190″ is assigned a variable, say “A”. The dynamuc URL http://www.my-online-store.com/coolpage.asp?id=1190
can modification to http://www.my-online-store.com/books/A through CGI/Perl scripts that will easily be indexed by the search engines.

3. Re-configuring your internet servers -

(i) Apache Server – Apache features a rewrite module (mod_rewrite) that allows you to turn URLs containing question strings into URLs that search engines will index. This module but, isn’t put in with Apache software by default, so you wish to test together with your web hosting company for installation.

(ii) ColdFusion – You’ll want to reconfigure ColdFusion on your server so {that the} “?” in an exceedingly query string is replaced with a ‘/’ and pass the price to the URL.

4. Creation of a Static Page linked to an array of dynamic Pages -

This approach is very effective, especially if you are the owner of a little on-line store selling a few products online. Just produce a static page linking to any or all your dynamic pages. Optimize this static page for search engine rankings. Embody a link title for all the product categories, place applicable “alt” tag for the product pictures together with product description containing highly widespread keywords relevant to your business (You’ll conduct keyword research for your website through http://www.wordtracker.com). Submit this static page along with all the dynamic pages in various search engines, conforming to the search engine submission guidelines.

How Amazon.com, Earth’s Biggest Bookstore, coped with the problem of indexing of dynamic URLs?

A hunt in Google for web marketing books, yielded a result that takes you on to the acceptable dynamic page at Amazon: http://www.amazon.com/exec/obidos/ISBN%3D0395683297/103-0475212-8205437.

Since the above URL does not contain any query strings, all search engines can index Amazon.com’s products. Amazon.com uses this methodology to urge its product selections indexed by search engines. This is often terribly necessary for Amazon, as a result of being an on-line bookstore, it’s very natural for them to adopt dynamic URLs nonetheless it was equally vital for them to form their dynamic URLs search engine index friendly.

Conclusion

Even some years back, most of the foremost search engines didn’t index dynamic URLs, thereby usually preventing prime search engine rankings for the net stores. With Google beginning to index dynamic URLs a few months ago, the picture is going to vary in the approaching days. This can be additional thus as a result of Google’s numero uno position is currently being threatened by Microsoft’s MSN (developing its own search engine) and Yahoo! who recently acquired Overture, the biggest player within the PPC Search Engine industry.

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