What are stored procedures in mysql?

0 Answers  

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how to create a test table in your mysql server? : Sql dba

0 Answers  

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Can primary key be changed?

0 Answers  

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4. Select sum(A.salary) +sum(B.salary) as TOT_SAL from ( select LEVEL emp_id,level*100 salary,case when mod (level,2)=0then 2 else null end dept_id from dual connect by level<6 )A right outer join (select level emp_id ,level*200 salary ,case when mod (level,3)=0 then 2 else null end dept_id from dual connect by level<6)B On A.dept_id=B.dept_id And A.emp_id=B.emp-id;

1 Answers   Fintellix,

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Explain the working of foreign key?

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What is the difference between left join and right join?

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declare l1 number := null; l2 number :=null; begin if l1=l2 then message('equal'); else if l1<>l2 then message('not equal'); else message('else'); end if; end if; end; What will be the output ?

7 Answers   Oracle,

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What are the dml statements?

0 Answers  

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how u can find the n row from a table?

19 Answers   Tech Mahindra,

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What are triggers and its types?

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What is Histogram?

0 Answers   NIIT,

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How to use sql*plus built-in timers?

0 Answers  

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