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If I have a table T with 4 rows & 2 columns A & B. A has
values 1,2,3,4. and B has 10,20,30,40. Write an Update SQL
query which can Swap the values of A & B for all records.
(Do not use a sub-query)
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Answer Posted / bunty
UPDATE T
SET A = B,B=A;
I am surprized but above query will fetch the desired
result.
Cheers,
Bunty
| Is This Answer Correct ? | 30 Yes | 1 No |
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