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What is MySQL?
MySQL is a relational database management system which has eleven million installations. It can be used for both Linux and Window. Managing database includes adding, accessing, processing data in a database.
There are many simple and complex approaches to implement. These reports are based on some views or certain query. The following number of reports can be built. 1. The averag
Explain hash file organization? Hash functions a) The distribution is uniform Hash functions assign each bucket the similar number of search -key values from the set of a
State The position of object at any moment is called state. An object can have many states depend upon time. After receiving some input instructions, the object can change its
The JOIN operation is applied on two relations. When we want to choose related tuples from two given relation join is used. The join operation need that both the joined relations m
Why a report generator is used ? Report generator is used for print files on paper.
While using extract datasets it is required to have a special workarea for interface False. It is not required to have a special workarea for interface
Hierarchical model is also known by? A hierarchical model is also known as a Tree structure.
CAN SOMEONE HELP ME WITH ENTITY DIAGRAMS IN FIRST NORMAL FORM?
1. Which model is used to store data in tree structures Ans: Hierarchical model is used to store data in tree structures
What are the three data anomalies that are similarly to take place as a result of data redundancy? Can data redundancy be completely eliminated in database approach? Why or why n
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