Browsing articles by " Jorge Reis"
Mar
4
2012

What is High Availability?

Datacenter

In IT terms, high availability is the term used to describe a server or network, and by extension all of the constituent components, that is continuously available for data input, processing, and report querying. In it’s simplest sense, we see high availability in our everyday interactions on the web, it is very rare for the top 10 websites to be offline. The systems and protocols in place largely determine the success or not of a high availability goal, mostly because components fail randomly, and no [...]

Mar
4
2012

What is Data Integration?

Blue Digital Globe on top of binary code

Data integration involves taking data from two or more databases, sometimes within the same company, and producing meaningful reports from the merged data. Data integration can be thought of as one of the holy grails of IT, and at the same time a major headache for most IT professionals. The vast majority of databases used in corporations are proprietary in nature, designed by the supplier to suit the needs of their querying software, not for integration with other data systems, leading to difficulties creating a [...]

Mar
3
2012

IBM DB2 Database

Ibm-Db2

DB2 or database 2 is basically related to the relational database management system (RDBMS), which is part of the databases created by the IBM group. DB2 works by developing an access to a wide variety of databases or providing an open database environment for several computing platforms. In short, the DB2 database can make a significant change in the database management system. The DB2 database can create a single-user application and transform it to a multi-user system. Moreover, the DB2 database can be run using [...]

Mar
2
2012

What is Database Development?

Database Development

Whether you want to use the internet as a soap box to publish your content to reach people around the world or want to become the next online mogul, developing a database comes first. Databases are used to store and manage data in a computer. If you just want to publish your content online, there are inexpensive ways to do that. You can create HTML and data pages by using database software to publish them. But other needs, such as multiple users and web interaction [...]

Feb
21
2012

What is a Data Dictionary?

Data Dictionary

Because of the tremendous growth of multimedia applications, data can be transferred through various ways. Thus, data dictionary was conceptualized. Data dictionary is not your usually online database search engine, but this program supports the sharing of data from one country to another. Data dictionary, particularly its contents, is used to develop pdf files for data inputs on Excel templates. Data dictionary pioneered the notion on automated delivery of data from countries as well as the innovation of data delivery interface. The Terms Described and [...]

Feb
3
2012

What is a DBA or Database Administrator?

Database Administrator

Briefly, a database is your collection or data stored in your computer. It is your organized filing system on your computer system which helps you keep track of everything and manages all your information or documents in a way that will be easy to access and manipulate every time. Your database management system dictates just how effective or ineffective the system actually is, and it will likewise determine whether your data storage program is working for you or against you. In order to come up [...]

Jan
28
2012

What is a Database Table?

Mysql Database Table Example

Databases are normally used to store information in a tabular form. It is almost the same as the spreadsheets found in Excel, but it is only there that their similarities end. Databases can be easily manipulated and accessed, unlike Excel’s spreadsheets. You can also link your databases with other software. Databases represent a more systematic storage since all information is arranged into tables. This way, any information stored is already placed in its own storage, thus, giving you an easy access to it. Another advantage [...]

Jan
21
2012

What is Database Auditing?

Database Auditing

Database auditing is the method done by database administrators in order to see the actions of its users. This procedure is often done to make sure that the database is accessed only by those who are allowed. The security of the database is, of course, the main priority of the administrator, thus, the need of database auditing. Database auditing can be based on a single or a combination of actions. Security measures will be activated once you, as the administrator, emphasize the keys that will [...]

Jan
21
2012

Free Database Software Options

Free Databases

The World Wide Web gives one person the ability to reach millions of people around the world. Your customers don’t have to go out and search for your address as they can simply go online and find you with a click of their mouse. This is why more than half of business transactions today are done online. From blogs to e-commerce sites, web applications are used all over the world. Shopping online has become more and more common, and more consumers rely on online merchants [...]

Jan
19
2012

What is Database Monitoring?

Datacenter - Server Street

While you may have in place the best database management system there is, it does mean that you can sit back and relax already. You constantly have to see what’s going on with your database and your database management system in order to determine if your system is working at its peak or if there are areas that need to be addressed to avoid any future errors in your system. Database monitoring likewise allows you to determine whether certain users in your network are not [...]

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