Feb
25
2012

What is a Relational Database Management System or RDBMS?

ODBMS vs RDBMS

Every webmaster knows how invaluable database system is in running and managing information in a website.  Be it a small webstore with limited traffic or a gargantuan website with multiple server location, database system is an integral part of planning and development cycle of a company. Relational Database Management System or RDBMS is one of the most famous and most widely used database management systems in the industry today.  If you know Oracle or IBM’s DB2 database management system, you are most probably aware of [...]

Feb
22
2012

Java Database

Java Database

Today, java files are relatively part of the multimedia system.  We often use java programming for images, music, videos and also for large volume information.  Previously, commercial database vendors launched the new java database software which will essentially help organize java files and programs.  Java database and its applications are definitely beneficial to java programmers.  Most java databases have java managers, drivers and connectivity software for web access and database-to-database access. Java database is used to store, extract and manipulate java programs.  With the use [...]

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
20
2012

What is a Multimedia Database?

Multimedia-Database

Generally, majority of businesses, schools and other institutions use multimedia data to store data and disseminate important information.  Multimedia data consists of digital images, sounds, videos, animation, graphics as well as text data. During the past few years, the generating, processing and storing of multimedia data has grown immensely.  There are three factors that contributed to the growth of multimedia usage.  The first one is the use of personal computers as well as high-definition gadgets such as digital cameras, video cameras, scanners, printers and monitors.  [...]

Feb
16
2012

What is a Database Trigger?

Database Trigger

A database trigger is a form of stored procedure which is immediately processed in response to certain events with a database.  A database trigger may allow the user to block any transactions, perform logging as well as modifying data within the database.  Trigger can be classified into two types – the “row” triggers and the “statement” triggers.  “Row” triggers usually occur for every row of a specific table, while “statement” triggers can only be executed once in every INSERT (a new record or input is [...]

Feb
15
2012

What Are Disaster Recovery Services

disaster-recovery-services

Disaster recovery services are those usually provided by third party contractors in the event of  disaster affecting IT operations in-house. Most providers offer dedicated data centers and networking capabilities to ensure survival of data and continuity of business in the days and weeks after allowing time for full recovery or relocation of the organization’s IT infrastructure. Being prepared for unforeseen disasters requires extensive pre-disaster planning and consultation with major stakeholders as well as service providers to ensure business operations are protected, namely that data and [...]

Feb
14
2012

What are High Availability Servers?

High Availability

High availability servers a modern implementation of server hardware that are designed to extremely high fault tolerance levels to keep performing even in the event of a failed component, and are the latest buzzword in server technology with major CPU designers hailing the technology as the next evolutionary step. Traditionally, server hardware and software have been designed to optimize the functions of a single CPU controlling memory, storage, and input/output, leading to never satisfactory multitasking that has to a great extent been dependent on operating [...]

Feb
13
2012

What are High Availability Clusters

High Availability Clusters

High availability clusters (HA clusters), also known as failover clusters, are a network of servers configured to operate as a single machine with data backups occurring in real time so that in the event of a failure in the network backup machines will take over seamlessly and continue to operate. High availability clusters are designed to operate automatically and not need the intervention of an IT support person to restart the network. A single server that fails results in downtime of the network, in some [...]

Feb
12
2012

Remote DBA or Database Administration Services

Remote Database

With database management playing an important role in the success of any business venture, it is just as important to pay attention to who’s in charge of your company’s database system. Suffice it to say that when your database management system is not working to benefit your business, there will be hell to pay in a manner of speaking.  Deliveries may not be made on time, clients could get irate, and basically, you could lose a good amount of business for one simple reason – [...]

Feb
12
2012

What is a BLOB or Binary Large Object?

Binary

Binary Large Object, also known as a BLOB, is a compilation of binary data stored as a single unit in a database management system.  Binary Large Object (BLOB) usually refers to images, audio and other multimedia data, but sometimes, these data are in the BLOB format.  Keep in mind that the BLOB format data are not universal. The History of the Binary Large Object or BLOB Binary large object or BLOB is originally just vague chunks of data developed by Jim Starkey, who described the [...]

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