Given an employee table, how would you find out the second
highest salary?
- 9 Answers
- 11684 Views
- I also Faced
- E-Mail Answers
Answer Posted / balindra sahani
select max(sal) from emp
where sal not in (select max(sal) from emp )
| Is This Answer Correct ? | 2 Yes | 0 No |
Post New Answer View All Answers
Explain about normal forms?
Which four data types cannot be used as a return type from a user-defined function?
What is an application role and explain a scenario when you would use one?
Does QTP Support the Propjects which are running in Dot Net? As we are starting with new project in Dot net need to use automation tool?Please advice & let me know what would be the best.
What is data modeling with example?
How you can make a parameterized view?
How to use timestamp datatypes
In which database can extended stored procedures be added?
What are the 18 schemas?
I have a few records all are same structures data, I want to store data in multiple targets how
How to read and create .LDC data files which are used by linguatic dictionary.
Explain about the database management systems.
A) Which two are benefits of Teradata's support for ANSI Standard SQL? (Choose two.) 1.data is distributed automatically 2.queries get optimized to better plans 3.submit queries from other database systems 4.can interface with BI tools B) Which statement is true when comparing the advantages of third normal form to star schema? 1.Star schema tends to have fewer entities. 2.Star schema requires additional data storage. 3.Third normal form tends to have fewer entities. 4.Third normal form requires additional data storage. C)Which two sets of functions does the Parsing Engine (PE) perform? (Select two.) 1.sorting, formatting, and aggregating of the final answer set 2.flow control of the data to and from the participating tables 3.SQL statement interpretation, syntax validation, and semantic evaluation 4.dispatching the step execution sequence to the AMP via the BYNET D) Which two can be achieved with Teradata Active System Management (TASM)? (Choose two.) 1.disable hardware 2.react to hardware failure 3.influence response times 4.collect metadata E) Which three mechanisms can be used to ensure security within the Teradata Database? (Choose three.) 1.views 2.spool limits 3.roles 4.access rights 5.profiles
Explain about relational operator join?
You have two tables with a one to many join based on a field named id. You need to find records in the parent table that are not represented in the child table. how would you accomplish this?
