Replace two column records for specified number of rows.

Question

Replace two Column records for specified number of rows. for example...

Custname	CustEmail
Muthu	[email protected]
Ramesh	[email protected]
Sridhar	[email protected]
Kumar	[email protected]

For above table “Custname” column Records move to “CustEmail” column records place and“CustEmail” column records move to “Custname” column Records place.

for Specified number of rows (it means effects the number of rows in table )

 

 

thank you .. .