Yao Xiao@xyshowData Scientist United StatesFollow BadgesProblem SolvingSql CertificationsCertificate: Problem Solving (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillWork Experiencexyshow has not updated employment details yet.Educationxyshow has not updated education details yet.