Browsing articles by " Jorge Reis"
Apr
8
2012

What is a Database Migration?

Database Migration

The internet is a fast-paced world. In a place where there are literally hundreds of other competitors, you need to keep yourself updated. To be able to do this, you need to go hand in hand with the development of technology. There’s always a new version around the corner, so it’s important to keep your system updated to keep with everybody else. Whether you are a web owner, an online merchant or an e-mogul, it’s important to keep your database updated. Database Migration Database┬ámigration is [...]

Apr
8
2012

What is a Database Management System or DBMS?

Database Tables

The Database Management system or DBMS is also called a file or database manager that allows users to have access to a database. When a person uses a database manager system, he has the opportunity to understand where the necessary data are located. The Database Management System manages the user’s request to access a database and its data on other related programs. All about Database Management Systems A database system is a compilation of information in collaboration with a set of program in order to [...]

Apr
8
2012

What is a Distributed Database?

Distributed Database

One of the exemplary models of database management systems is the distributed database. Distributed database is the database that is under the command of a central database management system in which certain storage tools are not installed in a single CPU. The distributed database is installed in multiple computers located in the same location or these computers are located in different locations but under interconnected computers. In a distributed database, data are shared through partition fragments, and these fragments can be produced. Moreover, distributed database [...]

Apr
8
2012

What is Database Integration?

Database Integration

Today, we are now evolving into the world of more advanced technology. Many people in the line of business, education, medicine and other fields have taken on a new journey to make their jobs done more effectively and efficiently. The database is, by far, one of the best innovations made by man, but despite these advances in information technology, many users are still insatiable and would look for more ways to improve how things are usually done. That’s why database integration was conceptualized. With the [...]

Apr
8
2012

What is Database Design?

Database Design Cycle

In simple terms, a database is your electronic data filing system that keeps all the records of your documents and files and helps you organize them as well for future use. A database is important in that it creates an organized system of keeping all your information in a single or multiple file which you can easily access whenever you need them. However, there’s a lot more to consider than just deciding to get a program to manage your database system for you. You database [...]

Apr
4
2012

What is a Database Transaction?

Database Transaction

When we are talking about database transaction, we are referring to a work or operation done within a management system of a database against another database using an understandable and reliable approach. This operation is done on its own without relying on another program. The transactions done in a database has two uses. First, the unit of work provided by the transaction produces accurate recovery of data whenever a failure occurs. It also keeps the information within the database accurate during the failure of the [...]

Apr
1
2012

What is Database Security?

Database Security

Database security is a series of processes and systems which are put in place to protect the database from any outside source that has a malicious intent or from anyone inadvertently accessing the database, whether they may be authorized or not. There are other security measures in place such as firewalls and routers, and these are some examples of those handling the external security of the database. Likewise, there are also network security systems in place to detect any malicious activity within the network. There [...]

Mar
4
2012

What is JDBC or Java Database Connectivity?

Java Duke - Butler

Java Database Connectivity is basically a framework that supports the programs in order to access files from databases, flat files and spreadsheets. The Java database connectivity works by making connections with the user program and transforming into a “backstage” access to the database, regardless of the type of database management system used. Moreover, Java Database Connectivity is an application program interface for Java programs that allows users to gain access on pertinent data by the use of queries. With the use of the Java Database [...]

Mar
4
2012

What is ODBC or Open Data Base Connectivity?

ODBC Screens

ODBC is the short term used for Open Database Connectivity. It is the interface used by programmers to be able to use databases using SQL queries. ODBC is also defined as another method of accessing information that is stored in your computers or even in your office. You can use ODBC to access the databases from Microsoft Access, Excel and dBase. In the perspective of the end-user, ODBC is the best way of accessing information stored in another database without the need of understanding how [...]

Mar
4
2012

What is SQL or Structured Query Language?

SQL Database

A structured query language or SQL is a database language used to retrieve information from a database management system. The SQL is considered as the standardized language for programming, extracting and managing files from the database. The SQL is standardized by both the American National Standardized Institute (ANSI) and the International Organization for Standardization (ISO). This means that many databases support the SQL. SQL allows users to extract, edit, supplement and remove data from the database. Moreover, the SQL has a call level interface, which [...]

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