Author: Baiju Madhavan

Database design is the process of forming a database that is going to tailor the needs of a user. The process of doing database design generally entails a number of steps which calls for a database designer. And so, data base designers are expected to be skilled in a task analysis so as to generate efficient database. Getting it right will boost the bottom line of a business in a range of ways. It will:

* Guarantee data accuracy and reliability.

* Optimize data retrieval for graphs and reports.

* Support corporate goals & developing business initiatives.

* Reduce the maintenance and upkeep of the database scheme.

* Do away with the haphazard approaches so as to maintain data.

Database design refers to the — tables, columns, relationships, keys and indexes of which a database is formed of. When the database is designed, the data which seems to be relevant are stocked up. Layout of the table, implementation of a primary keys and unique key constraints allows the data to be consistent.

The process of database design includes:

* Purpose of a database.

* Arranging the required information systematically.

* Dividing the information in a tables

* Turning the information items into a columns

* Specifying the primary keys

* Building up of the table relationships

* Refining of the design

* Applying of the normalization rules

A good database design is one which:

* Gives access to the information.

* Provides you with the up-to-date & accurate information.

* Makes the queries simple which results in a fast execution.

* Accommodates your data processing and reporting needs.

* Helps, support and ensure the accuracy & integrity of your information.

* Partition your information into the subject-based tables so as to decrease the strength of an outmoded data.

Source: ArticlesBase.com

Author: Manish Sharma

Is my Web

site need a web database?

If your site requires updates and feeding information, a web Database Synchronization is the solution. In short, this applies to Web sites that handle online products, news feed, members-based subscription and other functions as well. Not only could a database facilitate access to information but also to automate most of your daily tasks. For example, use a library mass requires efforts in compiling and updating. However, if you have a database to play around, you can connect your book online with your local brick and mortar shop. Get a couple of scanning equipment and PC, updating your bookstore can never be easier than scanning bar codes!

Build your own database

Of course; you can create your own web database, if you know a little about programming. It is mainly working with tons of programming to do and not difficult provided you have an adequate level of programming. One thing to note is: your database solid database requires security measures to be implemented. For those who are determined to give it a shot, there are many online forums that offer advice and support in the database construction.

The Database Synchronization is a development solution to provide high levels of data integrity and security to facilitate efficient and reliable integration with the applications of the project. The process of database development begins with the analysis made by analysts of customer needs and requirements for determining the capability in planning and architecture solutions accordingly. The design of a database depends on how data is stored and how they are linked. Data modeling is done to decide how the future will be to manage database solutions. Specialists of the DB (database) of logical patterns, relations between the entities and the DB modules to ensure reliability and the strengthening of DB level of performance.

Although the design of a database of actions that the future DB solution perform are taken into account. The amount of users and their types is decided. DB Database designers develop levels, user roles and permissions assigned to them according to the needs of clients and the database logic. The database is designed with an eye on future prospects. It is well known that the database of any application is developed as data processing increases. A good database is built on the strategy which includes a good use of space to accommodate ever more data, watch for possible applications, adding various features and options to optimize performance.

Choice of language database

There are many languages web database to choose for your website, SQL Server, Access and MySQL are the most popular. Each web language has its own strengths and limitations. A popular choice is the language of the MySQL database is also a language of origin.

Source: ArticlesBase.com

Author: Mikhail A Lishin

Whether you are in need of a data mining application but never designed a database before, or simply want to save time on designing and managing a new database, your choices of database development tools

are virtually limitless. FoxPro, Microsoft Access, FileMaker and many other tools are available at more or less reasonable prices.

But what if you have never done it before? Or what if you have no idea what the final product will look like, but need to get it working right away? Or what if you simply want to save time and efforts designing a database application? In that case, you need something to allow database development to be as simple as possible.

A visual approach to software and database development is not new, but modern tools such as Microsoft Access still require certain experience in database development. Using those tools, you have to know exactly what you are doing and keep in mind what you are going to get. If your idea of a final product is loose, or if you've never done it before, these tools do not necessarily represent the best choice for you.

Luckily, there are other tools on the market that make it possible to create and maintain a database without knowing what's inside or how to do it. SlyDB (http://www.slydb.com/) is one of these tools. Designed to perform database development and maintenance in the most simple and visual way, SlyDB looks similar to Microsoft Outlook, a product familiar to most office users. With a familiar look and feel and a completely visual approach to database development, SlyDB allows anyone to design, launch and maintain a database quickly and efficiently with no prior experience whatsoever.

Despite the simple user interface, SlyDB is packed with features. Offering databases of any size and complexity, SlyDB allows for up to 4GB databases complete with all necessary forms, fields, formulas, multimedia features such as pictures and images, and interactive behavior thanks to support for emailing, scripting and reporting. Don't see a feature you need on this short list? Don't worry, there are more than twenty database fields and elements available to choose from, as well as over seventy types of scripting actions and more than thirty mathematical functions. With all these elements, there's no need to code anything by hand, ever. Just launch SlyDB and see how simple it is to design a new database!

Didn't put everything you wanted into the first release? No problem. Add or remove fields on the fly with SlyDB! No need to redesign your project or create a new database every time you need to make a change. Modify your database at any time, add or remove elements, or program a new behavior in a completely visual fashion. With SlyDB, you're just one click away from making a perfect database!

SlyDB represents a new generation of visual database development tools. With networking capabilities and flexible licensing policies allowing up to 16 developers sharing a single license, SlyDB also represents a great value for small offices and organizations. Just download your free evaluation copy (http://www.slydb.com/) to find out more about the product!

Source: ArticlesBase.com

Author: Stephen J. Richards

Databases provide a convenient means of storing vast amounts of information, allowing the information to be sorted, searched, viewed, and manipulated according to the business needs and
goals. A computer database relies upon software to organize the
storage of data. The software models the database structure in
what are known as database models. The model in most common use today is the relational model. Other models such as the hierarchical model and the network model use a more explicit
representation of relationships (see below for explanation of the various database models).

The first database management systems were developed in the 1960s. A pioneer in the field was Charles Bachman. Bachman's early papers show that his aim was to make more effective use of the new direct access storage devices becoming available: until then, data processing had been based on punched cards and magnetic tape, so that serial processing was the dominant activity.

While storing data is a great feature of databases, for many database users the most important feature is quick and simple retrieval of information. In a relational database, it is extremely easy to pull up information regarding an employee, but relational databases also add the power of running queries. Queries are requests to pull specific types of information and either show them in their natural state or create a report using the data. For instance, if you had a database of employees and it included tables such as salary and job description, you can easily run a query of which jobs pay over a certain amount. No matter what kind of information you store on your database, queries can be created using SQL to help answer important questions.

Databases can be very small (less than 1 MB) or extremely large and complicated (terabytes as in many government databases). However, all databases are usually stored and located on hard disk or other types of storage devices and are accessed via computer. Large databases may require separate servers and locations, but many small databases can fit easily as files located on your computer's hard drive.

Obviously, many databases store confidential and important information that should not be easily accessed by just anyone. Many databases require passwords and other security features in order to access the information. While some databases can be accessed via the internet through a network, other databases are closed systems and can only be accessed on site.

The need for database maintenance is unavoidable, so enterprise data availability software solutions have been created to help businesses reduce downtime from hours or days to mere minutes or even seconds. Effective database management applications can
reduce or eliminate downtime that renders a database unavailable, giving business owners and developers a flexible and powerful tool to protect the performance of their valuable business operations.

Companies which provide enterprise data availability software and services help businesses manage their databases by offering services such as backup and recovery, automation of maintenance tasks, and fine tuning performance efficiency, among others. With an assessment of current database maintenance practices, enterprise data availability companies can recommend the appropriate system to implement that can solve the database management shortfalls of most organizations, playing a valuable role in the protection and longevity of their clients.

Source: ArticleBase.com

Author: Nicholas Brown

As with any project, taking time to plan ahead now will save you and your business a lot of time down the road. A common mistake with database development is that the designer fails to think ahead. This usually leads to the development of a database that is unable to handle all the needs of the company. Unfortunately, once a database is created and implemented, it is very hard to go back and make changes. This is why planning ahead is so crucial. I have provided a few tips below that will help you to avoid these common mistakes. With a little planning and some hard work, your database will be able to work at its full potential.

Before even looking at your computer, sit down with a tablet of paper and brainstorm. Create a list of all the things that you want your database to do (i.e. inventory tracking, client contact, billing, shipping, etc.). Once you have done this, create a sub-list for each of the items you came up with from the previous step. This list should include any items or useful information that will need to be collected. For example, if you would like to track shipping, you will probably want to collect information such as: date shipped, method of shipping, price of shipping, shipping details such as weight and dimensions, date delivered, etc. Remember to think ahead to what you will want to do with this information later. This information, for example, can be used to estimate shipping costs for the following year based on the previous year’s costs.

Once you have completed your list, it’s time to begin the basic design of the database. At this point, many designers begin to think about form creation and reports. However, the most important step following brainstorming is in developing your tables. Once these tables have been created, they will be difficult to change later. For this reason, take your time and make sure you have everything you need.

The next step is to test your tables. Take information that you already have available to you (previous sales logs, etc.) and see if all the information can be placed somewhere that will be easy to access. This will ensure that you can at least collect what you have already been collecting.

As a final piece of advice, add a “comment” field to your tables so that notes can be made pertaining to the data. This is especially helpful when trying to look back at information later. A simple comment can help to clarify information that might otherwise be very difficult to understand.

Source: ArticleBase.com

Author: adwriter

If you run a small business you can increase your profits through database driven mailings. It's a lot cheaper than conventional advertising, and the returns can be far greater. So where do you start?

First gather those precious names and addresses. In fact, you might already have quite a few names on file from the following sources:

- Copies of invoices sent out.
- Guarantee forms filled in.
- Past enquiries or complaints.

Use these names to start your database file. As well as their name and contact details you should include as much relevant information as possible. To store the information you don't need a complicated database program - a simple spreadsheet application will do. Just check that it will combine with your word processing application if you intend to send out mailings. If you're going to contact your customers through email, you can keep their details on an email application such as Microsoft Entourage.

Now you need to make sure you gather names at every possible opportunity and add them to the list. Trade shows and exhibitions can be a goldmine. You should also make sure all members of your staff who come into contact with potential customers are well versed in asking for name and address details.

Of course, not everyone is willing to give out their details so easily. However, you can incentivise a request in several ways.

- Advance notice of special offers.
- A prize draw to win some of your merchandise.
- Free membership to a customer discount club.
- Your free newsletter.

The next step is to draw up a communication plan. You only want to speak to your prospects when you have something of value to say. But of course, in business, there's always plenty to talk about. Here are a few examples.

- New products or services.
- End of season sale.
- Stocktaking sale.
- Buy 2 get 1 free.
- Quantity discount.
- Free trial.
- Free for kids.
- Interest free.

Write to your prospects in a friendly tone of voice, as if you were chatting to them over a cup of coffee. Briefly remind them of your dedication to offering first class service. If you have a website, don't forget to include the address. And always ask for the order.

It's good practice to track response to your mailings. By doing so you'll find out what offers work best. To do this include a code for Internet redemption or a coupon if they have to come to your premises.

Send your communications out every 6-8 weeks; more frequent than this and you risk becoming a nuisance. And make sure you give them the opportunity to opt out of receiving any more communications.

These are humble beginnings for your database. Over time it can become more sophisticated and your mailings more targeted to the particular needs of prospects and customers.

You may find it profitable to run small enquiry ads simply to add more names to your database and then market these people over time.

Today all corporations realise the value of a database, although not all of them know how to use it well. For your company it can be a huge source of extra profit. Make the most of it.

Copyright 2006 by Tony Brecher

Source: Free Articles

Author: Mikael Rieck

Why settle for slow speed, high electricity costs and a technology invented a hundreds years ago if you can have the latest in data transmission at less the cost and many times the speed?

With the use of glass or plastic threads to transmit data the fiber optics is an upcoming technology. A bundle of glass threads capable of transmitting messages that are transformed into light waves is what makes the data fiber optics. Sharing a variety of technical details in the flowing article, I hope to make you have a better understanding of the subject of fiber optics. The functions will be demonstrated by explaining how the technology uses light energy to provide information and data to a variety of sources.

Engineering Science
Part of applied science consists of data fiber optics and the engineering behind it is comprised of the science and technology of transmitting data or energy. The basic fundamentals of fiber optics are defined through scientific processes and mathematical equations that fall closely under the realm of physics where you will find that the actual flow of the data can easily be put into observable and replicable systems. So even though most people do not understand "light" is can be show to them though scientific methods.

Data fiber optics or optic fibers are often used in the field of imaging optics, sensors, telecommunications, and lighting in general. This is mainly due to the data transmission speed and the fact that it doesn't require electrical impulses to move the data. It is causing the need for electrical power in terms of data transmission to become nearly obsolete because the light transmits energy faster and cleaner than any other know technology.

Telecommunications and Data Fiber Optics
For you to fully understand the implications on technology by using fiber optics, we need to understand how it works in terms of telecommunications. By conducting signals over distance for communication purposes telecommunications was born. Telecommunications are widespread and there are many devices that assist in the spread of this communication, such as the radio, the fax machine and the television. One of the heavy factors in these mediums is the Data fiber optics technology.

A telecommunications system's basic fundamentals are the transmitter, the receiver and the transmission medium. A transmitter is an electronic device that sends an electromagnetic signal with the aid of an antenna, essentially taking information and converting it to a signal for transmission which passes it on to the transmission medium. A receiver is, of course, the receiving end of the communication channel. The transmission medium is the material or device over which the signal is transmitted.

By serving as an effective transmitter of information the data fiber optics plays in the telecommunications process. Using light energy sent through glass has changed the way the world communicates and has revolutionized the process of telecommunications from this day and into the future.

Article Source: www.ArticlesBase.com

Author: infoserv

Fish tank maintenance is one of the most important parts of owning an aquarium. It is definitely not as fun as decorating the tank or picking out fish, but without the proper fish tank maintenance, you will be endangering your fish. Fish tank maintenance should be performed on a schedule to ensure that you never miss out on what needs done. The aquarium is the home the fish live in and must be maintained for the welfare of the fish. Besides, it is not any fun to watch fish in a dirty aquarium.

You should perform regular fish tank maintenance every two to three weeks. This means that you should look at the overall condition of your tank. Start with the outside first. Make sure that everything is functioning the way that it should. Check the lights, the filter, the heater, and the pump. If anything looks like it is not working properly, be sure to fix the problem before moving on. Malfunctioning aquarium equipment will also cause the fish tank to require more frequent cleaning and maintenance.

Ignoring an issue like this will not make it just go away. In fact, it will only make the problem worse and endanger the life of your fish. After thoroughly checking the outside of the tank, move to the inside. Check to make sure that the water temperature is where it should be, and that the chemicals in the water are within an acceptable range. Also, remember to check and see if your gravel needs to be cleaned. If it does, take care of it right away. How about the walls of the tank? If there is a lot of algae growing, be sure to find out why, and also clean it off.

If you need help with fish tank maintenance, there are many books available. You can also ask your local pet store for advice on fish tank maintenance. The Internet is also a great source of information, as there are hundreds of websites devoted to fish tanks and aquarium enthusiasts.

Fish tank maintenance is an important aspect of your larger aquarium setup-and is important to integrate into your overall scheme. There are ways to keep maintenance down, but you can not escape the inevitability of having to perform maintenance. For example, there are special fish you can buy, called algae eaters, that will eat the algae from the inside of the tank. They do a fair job, but a thorough cleaning can't be beat.

Source: Free Articles

Author: James Brown

You may walk into almost any office nowadays, big or small, hi-tech or low-tech, or even in some homes and find a fax machine. Fax (short term for facsimile, which in Latin means "make a copy") is a modern telecommunications technology which allows the transfer of copies of documents from one location to another via telephone lines. It usually consists of a scanner, a printer and a modem. When the original document is fed into the fax machine, the scanner converts the physical document into a digital image. It then sends the data into the modem which then sends it to another device using telephone lines. Lastly, the printer from the receiving end produces a printed copy of the transmitted data.

The fax machine was conceptualized by Alexander Bain, a Scottish mechanic, in 1843 using his knowledge of electric clock pendulums. He used this idea to create a back and forth, line by line scanning mechanism using a stylus mounted on a pendulum. This technique involves transcribing the document to be scanned into a metal plate. It was not until 1865 that the pantelegraphe, the world's first practical fax machine, was introduced in the world market. This was invented by an Italian physicist, Giovanni Caselli. But the forerunner of today's modern fax machine was the transoceanic radio facsimile which was invented by Richard H. Ranger in 1924. However, his invention was not put into commercial use not until after 2 years. The very first photo reproduced by the transoceanic facsimile was of President Calvin Coolidge transmitted from New York to London in November of 1924.

When you really think about it, a fax machine is a very convenient way of transmitting documents from one place to another. Even if we have Fed-Ex or any other high-speed mail delivery service option, it is often more economical to send and receive documents with just a few buttons to push. For some businesses, it is nearly impossible to operate without a fax machine. A modern housewife can have her pricelist of groceries for the home sent via fax. Let us look into the three common types of machines to receive fax:

- Machines utilizing thermal paper. The thermal paper is coated with chemicals that react to heat. It is inexpensive and does not utilize a lot of supplies such as ribbons, ink or paper. However, you have to make another copy of it should you want to store it for a longer period of time because the paper discolors after some time. Since it also reacts to heat, should you store it in a hot place, the paper turns black completely.

- Machines with Inkjet or Laser Printers. As it suggests, it uses inkjet or laser printers to print the received fax. An inkjet printer is any type of printer which places exceedingly tiny droplets of ink onto paper to produce an image. Similarly, a laser printer does the same job but it utilizes a highly focused beam of light or laser beam.

- Computer Printer. A fax modem receives the fax and the data is stored into the computer's hard drive as a graphic file. You can then print it using you computer's default printer.

Article Source: www.ArticlesBase.com