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In E-R diagram how generalization is represented? in E-R diagram generalization is represented by Triangle shape.
Describe Query evaluation engine? Query Evaluation engine: Vehicle executes low-level instructions obtained through the DML compiler. The Storage Manager Components gives in
Do you have experts of the dbms
In an E-R diagram how attributes are represented ? In an E-R diagram attributes are represented in a ellipse.
, write the relational schema, and draw the new dependency diagrams. Identify the normal forms for each table structure you created
Multilevel Index The Multilevel Index is a modification of the secondary level index system. In this system we might be use even more number of levels in case the table is eve
What is a B+-Tree index? A B+-Tree index takes the form of a balanced tree in which each path from the root of the root of the root of the tree to a leaf of the tree is of the
describe objectivde of file organisation
Let us now talk about the relational operations: SELECT The select operation is used to select few specific record from the database based on different criteria, This is a un
List the set operations of SQL? 1) Union 2) Intersect operation 3) The except operation
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