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Showing posts with label Duplict rows. Show all posts
Showing posts with label Duplict rows. Show all posts

Monday, September 26, 2011

Duplict rows

Duplict rows.



SQL duplicate records duplicate records.If you point to otherwise ,the ruselt of a query contains all the rows of a cloumn.for example if you select the department numbers  from the emp table ,the result displays all department numbers, including repeted department numbers .
Please check the below example