What is a unique constraint?
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Does oracle roll back the transaction on an error?
What do you mean by stored procedures? How do we use it?
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.
Do view contain data?
What is pl sql architecture?
What is difference between inner join and self join?
How to write a single statement that concatenates the words ?hello? And ?world? And assign it in a variable named greeting?
Define commit?
Is sql workbench free?
What is Referential Integrity?
How consistent is the view of the data between and within multiple sessions, transactions or statements ?
How do I remove all records from a table?
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