With Oracle stock decreasing 10% in a week, it’s prudent to reassess it in relation to its competitors. The recent sell-off comes amid concerns about the margins for the company’s cloud computing business, as well as rising capital costs.SAN FRANCISCO, CA - OCTOBER 22: Oracle co-founder and Chairman Larry Ellison delivers a keynote address during the Oracle OpenWorld on October 22, 2018 in San Francisco, California. The Oracle co-founder and Chairman kicked off the annual Oracle OpenWorld conference that ru ...