What are sql constraints?

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Which column of the user triggers data dictionary view displays the database event that will fire the trigger?

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What is difference sql and mysql?

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what are the different type of normalization? : 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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Hi all, i have a table as follows empid empname mgrid deptid 1 a 3 4 2 b 1 5 3 c 2 3 4 d 3 6 5 e 4 7 i want the output as empname mgrname a c b a c b d c e d

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What is error ora-12154: tns:could not resolve the connect identifier specified?

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What is a function in oracle pl sql?

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What is the sql case statement?

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How consistent is the view of the data between and within multiple sessions, transactions or statements ?

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what are the advantages of primary key over unique+notnull

7 Answers   Consultancy, LGS, Oracle,

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What do you mean by dbms? What are its different types?

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