>Why not just
>
>     update tbl set col1 = col1;
>
>or perhaps
>
>     update tbl set col1 = cast(col1 as text);
>
>I'm not sure the former will actually change anything, but the latter 
>should.

Yes my untold question was merely if simpler col = col way could be 
simply ignored.  You're right about the cast, it should work, thanks.



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