write sub query for eliminating duplicate rows using
analytical function?
- 3 Answers
- 11740 Views
- Metric Stream, I also Faced
- E-Mail Answers
Answer Posted / guest
select distinct
| Is This Answer Correct ? | 1 Yes | 1 No |
Post New Answer View All Answers
what is a record in a database ? : Sql dba
Does view store data in sql?
Can we use rowid as primary key?
C. Normalize the following data up to the 3rd Normal form. Create the tables and insert the data given. Emp_ID Name Dept_Name Salary Course_Title Date_Completed 100 Adam Marketing 48,000 SPSS 6/19/2008 Surveys 10/7/2008 140 Bob Accounting 52,000 Tax Acc 12/8/2008 110 Cathy IT SQL Server 1/12/2008 C# 4/22/2008 190 Dan Finance 150 Emily Marketing 55,000 SPSS 6/16/2008 42,000 Analysis 8/12/2008 Queries 1. Find all Names who have completed the SPSS Course. 2. Find employee with max salary. 3. Find employee with 2nd max salary. 4. Find all employees in Dept “Marketing”. 5. Find all the employees who have taken more than 2 courses. 6. Find all the employees who have completed the courses before month of September.
What is relationship? How many types of relationship are there?
How do I create a memory optimized filegroup?
What is pl/sql table? Why is it used?
what is acid property in database? : Sql dba
What are the different types of a subquery?
Can you do multiple joins in sql?
What is package in pl sql?
How does a covering index work?
What is partition in sql query?
What is difference sql and mysql?
Is join an inner join?
