Searching for this document gives some results, but all send me to the front page
Is this viable for 1.6 to 1.9.2? Or has the database structure changed? Does that document give any additional information beyond "install magento, export database, import database"?
If this was an old document contained in the wiki or other help on the MagentoCommerce.com website, it probably has undergone MagEBay evaporation in a puff of Stage Magic smoke.
As with old forum content previous to the software update, and old bug reports, so with a lot of the other contributed documentation. Behold, all is vanity and a striving after the wind and the writing of many books has no end...
As this was a Brent Peterson production, and a very profuse contributor to the Magento community he is, you do have recourse to his website to read the contents => http://www.brentpeterson.net/2014/11/upgrade-using-fresh-install-and.html