http://www.sqlmag.com/authors/author/author/5777804/rss/5777804en-USFri, 25 May 2012 09:17:59 GMTFri, 25 May 2012 09:17:59 GMThttp://www.sqlmag.com/article/tsql3/semantic-heterogeneity-spells-troubleIf you’ve had to combine data sets from different databases, you’ve probably encountered a semantic heterogeneity: data that doesn’t match in format and therefore is difficult to merge.]]>Andras BelokosztolszkiTue, 21 Dec 2004 00:00:00 GMThttp://www.sqlmag.com/article/tsql3/semantic-heterogeneity-spells-trouble