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What is Relational calculus?
Relational calculus is a Non- Procedural language.
What are the various symbols used to draw an E-R diagram (any 3)?
What is called query processing? Query processing refers to the range of activities included in extracting data from a database.
Explain the Role of a database administrator a. Defining the Schema The DBA describes the schema which consists of the structure of the data in the application. The DBA
What are the functions of an accumulator? The accumulator is the register associated with the ALU operations and sometimes I/O operations. It is an integral part of ALU. It hol
System level permissions : With the use of data dictionary you can view them. Let us take the table name as user_sys_privs (used in oracle). DESCRIBE USER_SYS_PRI
how to solve the C type problems?
SELECT Statement This statement is used for retrieving information from the databases. It can be coupled with many clauses. Let us talk about these clauses in more detail:
What is object containment? References among objects can be used to model dissimilar real-world concepts.
Explain Data Dictionary in short?
What is an ER diagram? Why is it used in Database management system (DBMS)?
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