gt; &gt; &gt;
&gt; &gt; &gt; &gt; &gt; &gt; &gt;MW: Please explain how you think that might work.
&gt; &gt; &gt; &gt; &gt; &gt;
&gt; &gt; &gt; &gt; &gt; &gt; Imagine that a database technician reverses the fields
&gt; &gt; &gt; &gt; that should be
&gt; &gt; &gt; &gt; &gt; &gt; mapped from a client database into a common DB.
&gt;
&gt;MW: Below you say that your case is some one miss-typing some data,
&gt;but I interpret this section above as someone using say some SQL to
&gt;move some data from one database 