Computer databases can store a large amount of information at a small cost. They can also retrieve information quickly. Computer programs can access information stored in databases to create analytical data in a short period of time.Continue Reading
The advantages of computer databases were clear since the invention of the first computers. Early military research into computers focused on using them to store and analyze data efficiently and quickly, and their ability to calculate ballistic trajectories proved to be advantageous. Once World War II ended, many started looking into the advantages of using databases for economic and scientific purposes.
Almost all modern customer information is stored in databases. As a result, customer service representatives can access information almost instantly, allowing them to provide quick support over the phone. Support can also be automated, allowing companies to create effective online interfaces. Online banking, in particular, has become popular. Companies can also use these databases to discover trends about their customers and learn how to target and serve customers more effectively.
Some of the world's most powerful supercomputers calculate weather information and compile information about global trends. The amount of information they process far exceeds what humans could possibly accomplish, and their insights provide otherwise unattainable knowledge about local and global weather trends.Learn more about Computer Programming
Learning Structured Query Language starts with understanding how databases work. Basic concepts include creating a simple database and its tables, manipulating table data through commands, and developing relationships between tables. Beginners gain experience by practicing with SQL code through database management systems, such as SQLite and MySQL.Full Answer >
The PHP server-side programming language has many extensions that allow access to MySQL databases. A couple of options are mysqli and PDO. These object-oriented extensions allow programmers to access databases quickly without the need to write a large amount of code. However, these extensions must be activated before use.Full Answer >
A database query is designed to retrieve specific results from a database. The query is formulated by the user following predefined formats. After searching through the data, information pertinent to the query is filtered out of the data collection and reported to the user.Full Answer >
SQL, or Structured Query Language, is a set of instructions that allows a user to access a relational database. While it is not the only language to do this, as of 2014, it remains the only language that nearly all databases understand.Full Answer >