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Create an index for the table Client, field CLIENT_NO of Q ?
Command: CREATE INDEX client_client_no ON client(client_no);
A Structure of a dependency diagram
Example : Search the name, department number and salary of employees drawing minimum salary in that department. SELECT ENAME, SAL, DEPTNO FROM EMP WHERE SAL IN (SELECT MI
What is the role of a database administrator?
what is inverted and multilist structure
Explain the three data models namely relational, network and hierarchical and evaluate their relative advantages and disadvantages. Hierarchical Model: In hierarchical model, da
Use of partial data by applications : In common, applications work with views rather than whole relations. Thus, it may be more appropriate to work with subsets of relations rather
Chapter 10a review questions
Define seek time. The time for repositioning the arm is known as the seek time and it enhances with the distance that the arm is known as the seek time.
From SAD to OOAD (Structured Analysis and Design (SAD) to Object Oriented Analysis and Design (OOAD). We will find here how we can map various models in SAD to different model
What are the comparison operator in SQL? Comparison operator in SQL are =, LIKE and BETWEEN
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