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there are 2 variables called x and y ,x contains 1,2 and y
contains 3,4 we have to swap the values from x to y and y
to x with out using dummy variables and it can be done only
by using a single statement ? how?
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Answer Posted / santhi k
IN ORACLE...
SELECT DECODE(X,X,Y)X,DECODE(Y,Y,X)Y FROM TABLENAME;
| Is This Answer Correct ? | 0 Yes | 6 No |
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