European shares were flat on Tuesday, after a 1 percent jump in the previous session, as investors parsed through a mixed set of economic data while awaiting a widely expected ECB rate cut later in the week.The pan-European STOXX 600 index was holding its ground at 510.40 points Germany's DAX ticked 0.1 percent lower after data showed the country's inflation slowed to 2 percent in August Elsewhere, the STOXX was supported by gains in technology companies. Capgemini and SAP SE gained 4.1 percent and 0.8 percent, respectively, after Oracle's upbeat resultsSource: Qatar News Agency