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Outer Join: The use of Outer Join is that it still joins those tuples that do not have matching values in common columns are also contained in the result table. Outer join places
Problem Explain at least five relational algebraic operators with a suitable example. Note: All the above descriptions should be done by taking at least two examples from ou
Consider the relations: PROJECT(proj#,proj_name,chief_architect) EMPLOYEE(emp#,emp_name) ASSIGNED(proj#,emp#) Use relational algebra to express the subsequent queries: (i) Get
One-to-one relationship: For every 1:1 relationship type R in the ER diagram including two entities E1 and E2 we take one of entities (say E1) preferably with total participatio
prototype of a distributed information system for a national car part retail outlet chain.
wh
What are the two types of serializability? The two types of serializability is a) Conflict serializability b) View serializability
basic structure of xml
Which model is record based logical model? Network Modelis basically known as record based logical model.
What is the difference among a database schema and a database state? The collection of information stored in database at particular moment in time is known as database state a
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