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What is trigger
Triggers are statements that are implemented automatically by the system as the side effect of a change to the database.
The advantages of a database management system (DBMS) include :- Data integrity and elimination of duplication.
Key to represent relationship amongs tables is called ? A Key that represent the relationship between tables is called Foreign Key.
Atomicity: It describes a transaction to be a one unit of processing. We can also say either a transaction will be finished completely or not at all. In the transaction example 1
Construct a clean ans concise ER diagram for the database indicating the cardinality mapping for Employee management syatem
What is conceptual model ? A conceptual model is a independent of both hardware and software.
What is meant by mean time to failure? The mean time to failure is the amount of time that the system could run continuously without failure.
What is the aim of logical schema ? The main motive of the logical schema is to ensure the portability of procedures and models on various physical schemas at runtime.
What are views? Explain how views are different from tables? A view in SQL terminology is a one table in which is derived from other tables. These other tables could be base t
Inheritance Adjustment As in object oriented analysis and design terms inheritance defines a relationship between classes, where as one class shares structure or behaviour def
#quCreate a database design specification (Enhanced Entity Relationship Diagram (EERD) and Relational Data Model (RDM)) from the given business description. The RDM must be in 3rd
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