how to achieve this problem?i am having table with two colums like empno,gender. in gender column, i am having records male,female like that .my final output will be male female 5 6

4 Answers   Hexaware,

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Write the order of precedence for validation of a column in a table? I. Done using database triggers. Ii. Done using integarity constraints

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What is the difference between sum and count in sql?

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Does sql*plus have a pl/sql engine?

0 Answers  

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How to pronounce postgresql?

0 Answers  

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Write the sql query using dual table for below output? 1 L R --- --- ---- 1 1 1 1 2 1 1 3 1 1 1 2 1 2 2 1 3 2 1 1 3 1 2 3 1 3 3 Write a query using only Dual table with out writing any pl/sql program.

3 Answers   JPMorgan Chase,

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what is a relationship and what are they? : Sql dba

0 Answers  

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consider a table which contain 4 columns,ename,eno,sal and deptno, from this table i want to know ename who having maximum salary in deptno 10 and 20.

24 Answers   Mind Tree,

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Why stored procedures are faster than query?

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What is the diffrence between IN and EXISTS.which one is faster.

3 Answers   Infogain,

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how can create data base link for tow servers (scott schema) give examples plz

2 Answers  

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Explain table and field in sql?

0 Answers  

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