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A hierarchical database organizes data in a "tree like" structure. The "main" data point (known as the parent) may have many "sub" data points (known as children), but each child only has one parent.
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What is central hierarchical database?
What is central hierarchical database?
Advantages of hierarchical database model?
optical illusion
What does a Hierarchical database do?
A hierarchical model is a database model which represents the database in a tree diagram. It thus helps the user to work with(i.e., use, modify, extract etc.) the database without even bothering about the complicated algorithms or flow chart used by the system to deal with the database.
What are the features of a database?
A hierarchical database organizes data in a "tree like" structure. The "main" data point (known as the parent) may have many "sub" data points (known as children), but each child only has one parent.
How would you structure your database to track a family tree?
Hierarchical.
What is novell's object-oriented database organized as a hierarchical tree?
edirectory
Which type of database model is similar to a hierarchical database but allows each child record to have more than one parent record?
Network Database
What is the advantages and disadvantages of hierarchical database?
hierarchical databases are fast and conceptually simple however do not support many-to-many relationships and have a lack of referential integrity. dan woodfield was a creater of Hierarchical Databases
When using a query in a hierarchical database the results often are displayed more quickly than a relational database?
Because the structure of a hierarchical database is set, indexes can be created and utilized for easily that a relational database, where useful indexing is not often an option. Since an index allows direct access to specific data, data retrieval can be much quicker. Additionally, only a few segments are retrieved at a time with hierarchical data, instead of whole resultsets from relational queries.
How is hierarchical database model being used?
well i dont know so sorry
Who invented hierarchical database?
A man called Dr. Edgar Frank Codd in 1996
What is a good way to represent a database?
Relational model of database is a good way to represent the database. Also network data model and hierarchical model can be used depending on the requirements.
