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Differentiate between logical database design and physical database design. Show how this separation leads to data independence? Basis Logical Databas
Database systems have many opposite efforts ?
What are the two types of serializability? The two types of serializability is a) Conflict serializability b) View serializability
explain in details about one to one binary relationship
After going by the database architecture, let us now dwell on an important query: how is the data organised in a database? There are a lot of basic structures that exist in a datab
When a function module is activated syntax checking is performed automatically. YEs, a function module is activated syntax checking.
Explain data dictonary on oracle ? Data Dictionary - Data dictionaries are the system tables in which contain descriptions of the database objects and how they are structured.
multiplicity constarin
What are composite objects? Objects that have other objects are known as complex objects or composite objects.
Describe Participation Constraints? Participation Constraints - The participation constraint exacts whether the existence of an entity depends on its being related to another
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