How to remove duplicate rows from a table?.

3 Answers  

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Write the order of precedence for validation of a column in a table ?

2 Answers  

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What is cost in sql execution plan?

0 Answers  

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What is the differnce between view and materialized view

4 Answers   TCS,

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how to insert the records in particular position

1 Answers  

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Why is sql important?

0 Answers  

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name 3 ways to get an accurate count of the number of records in a table? : Sql dba

0 Answers  

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Given two tables Student(SID, Name, Course) and Level(SID, level) write the SQL statement to get the name and SID of the student who are taking course = 3 and at freshman level.

9 Answers   Oracle,

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How to change a value of the field ‘salary’ as 7500 for an employee_name ‘john’ in a table employee_details?

0 Answers  

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What is normalization in a database?

0 Answers  

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What are the three forms of normalization?

0 Answers  

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Is left join faster than inner join?

0 Answers  

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