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Write short notes on domain relational calculus
The domain relational calculus uses domain variables that take on values from an attribute domain rather than values for whole tuple.
What are the two types of indices? The two types of indices are:- A) Dense index B) Sparse index
Which data type can store unstructured data? Raw data type can store unstructured data.
DISADVANTAGES OF RDBMS
An entity type usually has an attribute whose values are distinct for every individual entity in the collection. Such an attribute is known as a key attribute and its values can be
Problem : AirwaysCentre, an international airline booking company currently uses a relational database system for their operations, which includes the following relations: P
example of embedded SQL query
What are the components of storage manager? The storage manager components include a) Authorization and integrity manager b) Transaction manager c) Buffer manager d
give some example real life situation where DBMS are most suitable
Create Student DB and perform delete operation? STUDENT (name, student#, class, major) COURSE (course name, course#, credit hours, department) SECTION (section identifier, co
Which two files are used during operation of the DBMS? Data dictionary and transaction log are two files used during operation of the DBMS.
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