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Describe Query evaluation engine? Query Evaluation engine: Vehicle executes low-level instructions obtained through the DML compiler. The Storage Manager Components gives in
how many types of data model in DBMS? explain data abstraction with its different level
How many physical thing?
Making Common Behaviour Abstract Let us define abstraction "Abstraction means to focus on the necessary, inherent aspects of an entity and ignoring its accidental features". O
Write short notes on relational model The relational model uses a collection of tables to show both data and the relationships between those data. The relational mo
What is transaction? Transaction is a unit of program implementation that accesses and possibly updated several data items.
What are the two distinct aspects to the implementation of associations? i) It is required to define data declarations which will enable details of actual links to be stored. I
Whst is logical schema ? Logical schema is the entire database.
#floating point representation is used to store
Whta is the advantage of the database management approach? The advantage of the database management approach is data is integrated and can be accessed by multiple programs.
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