how to find the second highest salary from emp table?

211 Answers   CIS, Cognizant, Cosmosoft, DAS, EDS, GreenTech, HOV Services, IBM, Infosys, National Institute of Science and Technology, Patni, Persistent, Polaris, TCS, Wipro, Yardi, Zensar,

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what are date and time data types in mysql? : Sql dba

0 Answers  

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I have one table and column is c1 pk, c2 not null,c3 not null and 200 row in it and i add c4 column and value, how can is possible

9 Answers  

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Does truncate require commit?

0 Answers  

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What is the difference between pl and sql?

0 Answers  

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Where are my tempfiles, I don't see them in v$datafile or dba_data_file?

0 Answers  

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how a reference cursor works?what all adnvantages are gained with it..specify the situation?

4 Answers   TCS,

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What is the difference between Union and Union all. Which is faster.

0 Answers  

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Why do we go for stored procedures?

0 Answers  

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How can multiply values of a column? OR How can multiply value of a row of a column using a single query in SQL?

1 Answers   Pitney Bowes,

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How do you explain an index number?

0 Answers  

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How do you break a loop in pl sql?

0 Answers  

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