Oracle Shares Gain Amid Tech Decline  CHICAGO (Reuters) - Shares of software maker Oracle Corp.  &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=ORCL.O target=/stocks/quickinfo/fullquote"&gt;ORCL.O&lt;/A&gt; rose as much as 8 percent in early trading on  Wednesday, a day after the company posted strong quarterly  profit fueled by steady demand for its flagship database  products.