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Role and advantages of database
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Database And SQL
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A database is an ordered collection of data that usually can be accessed through many different ways. A databases most important function is retrieving information. But Databases also have many other functions pertaining to information, including being able to sort, store, and locate information. The easier a database can access information the more effective the database is. Most of todays complex databases are found on a computer.
SQL is the Structured Query Language. A database and SQL help communicate with each other. Its main function is to manage data. According to sqlcourse.com, SQL are “used to perform tasks such as update data on a database, or retrieve data from a database.” The majority of all databases in someway use SQL. SQL is an effective tool for accessing and controlling databases. SQL is also an American National Standards Institute standard.
The difference between a field and a record is that a field refers to the vertical data or the columns. A record is the complete opposite. A record is the horizontal data or also known as the rows. Both are very important ba...
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