 He scored in the 83rd minute of his very first appearance, netting the second goal in the derby against Sevilla FC on 7 February, a 2–1 win at the Ramón Sánchez Pizjuán Stadium.Betis would be eventually relegated, as both Oliveira (who struck in the last match, a 1–1 home draw with Real Valladolid) and former Zaragoza teammate Sergio García met the same fate for the second consecutive year.In mid-July 2009 Oliveira, already immersed in pre-season with Betis, left for Al Jazira Club in a lucrative deal of about €14 million.