Is sql low level language?

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Mention what are different methods to trace the pl/sql code?

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Is clustered index a primary key?

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What is a table in a database?

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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 is case function?

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What is the difference between the implicit and explicit cursors?

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How to select all records from the table?

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How do I install sql?

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What are the differences between implicit and explicit cursors?

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i have 2 table table one 4 columns respective values a1 7,a2 6,a3 8 ,a4 12 & table two 4 colums respective values a1 7,a2 6,a3 8,a4 15.if table one & table two 3 colums same then 4th column values 1)Qes diff >5 then print 5 * diff value 2)Que diff <5 print 5

1 Answers  

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Can a foreign key be a duplicate?

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