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Mention the several levels in security measures.
A) Database system
B) Operating system
C) Network
D) Physical Human
discuss the purpose of the concurrency control?
multiplicity constarin
What is a view? A view is a logical view on one or more tables. A view on one or more tables i.e., the data from a view is not actually physically kept instead being derived f
What is a guard condition? Explain it with a suitable example. The guard-condition is a Boolean expression written with respect to parameters of triggering event and attributes
find a name whose address is erode from student table
Define NULL value NULL value NULL means something is unknown. It does NOT mean null (the digit 0). Null is as well employed as attribute value for a particular entity in which
CAN SOMEONE HELP ME WITH ENTITY DIAGRAMS IN FIRST NORMAL FORM?
Which component is not included in database environment ? A users component is not included in database environment.
1) Information about a bank is about customers and their account. Customer has a name, address which consists of house number, area and city, and one or more phone numbers. Ac
Construct a clean ans concise ER diagram for the database indicating the cardinality mapping for Employee management syatem
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