What is the difference among union, minus and intersect?

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Can we use having without group by in sql?

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Why stored procedure is faster than query?

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Is sql an operating system?

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What is the difference between stored procedure and view?

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how to add a new column to an existing table in mysql? : Sql dba

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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.

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Do stored procedures prevent sql injection?

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How is sql used in oracle?

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Explain what is rdbms?

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how to retrieve the top 3 salaries of the table using rownum

31 Answers   Oracle,

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What is Referential Integrity?

3 Answers   IBM,

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