How to find second highest salary in SQL

by
find second highest salary in SQL

How to find the second-highest salary in SQL To find the second highest salary in SQL is a very common important interview question. If you are going for the role at the junior level. There are many ways to find the second-highest salary in SQL. Some important questions to find the salary are given below. Employees … Read more

Operators in SQL

by
Operators in sql

Operators in SQL:- Arithmetic Operators in SQL Arithmetic operators manipulate numeric operands Operator Symbol Usage Result Addition + 15 + 5 20 Subtraction – 15 – 5 10 Multiplication * 15 * 5 75 Division / 15 / 5 3 Operators Table Comparison Operators Operator Symbol Usage Result Equal to = 15 = 5 false … Read more

What is Relational database management system?

by
Relational_database_management_system

What is a Relational Database Management System? Full form of RDBMS is –Relational Database Management System. Relational Database Management System Relational DataBase Management System representation of tables only. A relational database refers to a database that stores data in a structured format, using rows and columns. In RDBMS we can store the data in the … Read more

DBMS MCQ Questions and Answer Set-9

by
Dbms_Mcq

It Includes the latest DBMS MCQ Questions and Answer.SQL Online test questions and answers. 1.Evaluate the SQL statement: SELECT ROUND (TRUNC (MOD (1600, 10),-1), 2) FROM dual; What will be displayed? a) 0 b) 1 c) C.0.00 d) D.an error statement Ans A 2.Evaluate the SQL statement: TRUNCATE TABLE DEPT; Which three are true about … Read more