Data Hierachy?

Problem courtesy of Sabrina W: Hierachy of Data?

post a 200-300 word description of the heirarchy of data you would expecr to find in a vedio store database. Distinguish between fields, records, and files, and give relevant examples of each.

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Answer by Orichalc

Try to use microsoft access to understand more about this.

MsVideo :: table

{ VideoCode :: primary key,

VideoName,

Genre }

MsCustomer :: table

{ CustomerCode :: primary key,

CustomerName,

CustomerAddress

}

TrRent :: table

{ CustomerCode,

VideoCode,

RentalDate,

ReturnDate

}

The things inside {} are called fields, if for example MsVideo have a things like

{ V001,”A trip to wonderful Bali”,”Edutainment” }

this is the one called a record.

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original harlem shake from Bali.

Bali

Image when Bali

www.indonesia-zsolt72.blogspot.com

Bali is an Indonesian island located at Coordinates: 8°25′23″S 115°14′55″Ethe westernmost of the Lesser Sunda Islands, lying between Java to the west and Lombok to the east. It is one of the country’s 33 provinces with the provincial capital at Denpasar towards the south of the island.

With a population recorded as 3,551,000 in 2009, the island is home to the vast majority of Indonesia’s small Hindu minority. About 93.18% of Bali’s population adheres to Balinese Hinduism, while most of the remainder follow Islam. It is also the largest tourist destination in the country and is renowned for its highly developed arts, including dance, sculpture, painting, leather, metalworking and music. (wikipedia)

Data Hierachy?