A hierarchical database model is a data model in which the data is organized into a tree-like structure. The structure allows representing information using parent/child relationships: each parent can have many children, but each child has only one parent.
It helps you to design a database. It is a theoretical idea of what it will be like. There are different models than can be used, such as relational or network or hierarchical. Some are better suited to some kinds of databases. Using the model helps people to design and build better databases.
Some examples of different types of databases are:Point of sale Inventory system (Till)Warehouse Inventory SystemElectronic Telephone BookAirline booking systemHotel Booking system
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Recipes for baking cookies can be found online from many different recipe databases. Some examples of these recipe databases include All Recipes and Delish.
Lyrics to the song "Patience" by Take That can be found online from many different lyric databases. Some examples of these lyric databases include MetroLyrics and Lyrics007.
Hip-Hop or Rap music of an innovation that diffused from low-income African-Americans in which originated in urban areas.
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Lyrics to many songs titled "Only You" can be found from many different online lyric databases. Some examples of these lyric databases include AZLyrics and Metro Lyrics.
Hip-Hop or Rap music of an innovation that diffused from low-income African-Americans in which originated in urban areas.
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Lyrics to the song "Papa Roach" by Scars can be found online on many different lyric databases. Some examples of lyric databases include AZ Lyrics and Sing365.
Give the letter to me.