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The Structured Query Language (SQL) contains one of the basic building blocks of contemporary database architecture. SQL defines the methods used to make and manipulate relational databases on all major platforms. At first glance, the language may seem threatening and complex but it’s really not all that bad. In a series of articles over the next few weeks we’ll explore the inner workings of SQL jointly. By the time we’re through, you’ll have the primary knowledge you need to go out there and begin working with databases!

By the way, the correct articulation of SQL is a controversial issue within the database community. In their SQL criterion, the American National Standards Institute declared that the official pronunciation is “es queue el.” However, many database professionals have taken to the slang pronunciation “sequel.” The option is yours.

Mindomo–a Web-based mind mapping tool, so versatile. It delivers the capabilities of mind mapping and desktop software in a Web browser. There are no complex software that have to be installed or maintained. Anyone can access if, for free, anywhere, and anytime.

BlinkGe–a new community-driven web site that is for use by the Geospatial community. It is used to share important information that are related to different categories and user groups. This includes GPS, GIS, Google Earth, Map Mashups, and more.

MixPanel–a user driven community that is free and lets users with the same interest to come together and favorite the best articles that will fit their interest. One of is features is Sense, it will grab aumatically all of the articles that are based on your reading habits and based on your interest.

NewsGator Online is a free web-based RSS newsreader service and is the latest product from NewsGator, an RSS company which offers products and services that lets users to synchronize data streams and news feeds across multiple websites. NewsGator Online users can browse a whole host of news feeds or subscribe manually to their favorite feeds by copying and pasting and RSS link from their favorite sites. Since NewsGator Online is a web-based newsreader, users can view all their favorite news and media feeds from anywhere with internet access. Registration only requires your name, a username and e-mail and you don’t even have to verify your e-mail before trying out this great web application.

Meebo is a free online application which offers instant messaging service to its users through multiple instant messaging platforms. Launched in September 2005, Meebo can be accessed anywhere either from a public computer or on a mobile phone. Users can connect from Meebo.com to AOL’s AIM, Yahoo Messenger, Google Talk, and MSN Messenger. One distinct feature of Meebo is that it automatically saves all your message history so that you can still check your previous conversations even logging after a week. Meebo has a sleek interface and uses separate pop-up windows for chats. Other cool touches include a typing indicator and a time stamp. Though Meebo doesn’t require registration, being a registered user will get you some added functionality such as having single sign-on for all of your IM accounts, saving chat logs, storing conversations and adding personalized touches such as icons and skins to the application.

Amie Street is a social network service and, at the same time, an indie online music store created by Elliott Breece, Elias Roman, and Joshua Boltuch in 2006. Artists can upload tracks on the site for other users to purchase (although many of the songs on the website are also for free). Popularity sets the price of the song. The price of a track starts at zero upon upload but then increases based on demand and popularity (the maximum price any song will rise to is 98¢ and artists get 70% of the revenue Amie Street makes). In terms of social networking, users can connect with fellow users through the “friend” feature wherein “friends” are categorized according to musical interests.

Having launched in 2003 and being one of the older social networking sites in cyberspace, Linkedin is designed to be a social networking site for professionals and business people. It lets people keep in contact with colleagues and former workmates while collaborating with other people who are in the same industry as they are. With over 8.5 million users, Linkedin lets users write their profiles and also help them search other people’s profiles. It is different from Facebook or Myspace since its service is targeted to the business and professional market. In short, Linkedin is purely business that is why people often use it to scout for possible jobs or to search for other suitable professionals.

Introduced by 37 Signals in February 2004, Basecamp is an online project management software which lets users create, manage and communicate tasks, files and other to-do lists. A project can include To-Dos, Messages, Files, Milestones and People. Basecamp users can easily create a new project within minutes and those users who are currently working on a project will get an email notification once a new post is added to a project. First-time users will have no problems working with Basecamp since it’s one of the easiest project management tools to use. Users can try out the introductory plan for free (one project; no file uploads) while those who would want to continue using Basecamp can avail of different plans ranging from $19-$59 per month.

Everyone loves a holiday vacation, but sometimes the hassle of planning a trip is already enough to make the giddy traveler back out. Good thing there’s TripIt, a free personal travel assistant web application that was created to make organizing hotel bookings, car rentals and restaurant reservations easy as abc. Launched on September 17, 2007, TripIt allows users to email their travel plans to its service and a master itinerary of their travel plans will be created regardless of where the bookings were made. Users can also share, print and access their travel details from anywhere they want. Other features include mobile access, online check-in, weather forecasts, and many more. With TripIt, arranging for a vacation or business travel will certainly be a smooth ride.

Netvibes is a home page which users can customize to include Atom/RSS feeds, email, search engines, to-do’s and notes, weather forecasts and other widgets. It was launched on September 15, 2005 and is translated in different languages due to popular usage. A standard Netvibes page has an RSS/Atom feed reader, local weather forecasts, bookmarks and notes, a calendar supporting iCal, writely word processor, multiple search engines, different webmail providers like Gmail, Yahoo Mail, Hotmail and AOL mail, and many more features. Users can also change the way a Netvibes page looks like either by choosing from available themes or by creating their own designs. Users need not to register to access Netvibes, however, to save a personalized homepage, users must register with an email address and a password.

Web 3.0 has a different way of building applications and interacting on the web. All the core model of web 3.0 states that the entire World Wide Web will be seen as a single database. Many of their tools are being developed through which interactivity between different websites with different data that can be enhanced. The prediction is that Web 3.0 will ultimately be seen in the web applications which are pieced together. Having a huge number of characteristics of these applications: they can run on any device- PC or mobile phone, and they are very fast and customizable.