Xuejun Han@xhannn-Follow BadgesProblem Solving CertificationsCertificate: Python (Basic)VerifiedskillCertificate: SQL (Basic)VerifiedskillCertificate: SQL (Intermediate)VerifiedskillCertificate: SQL (Advanced)VerifiedskillWork Experiencexhannn has not updated employment details yet.Educationxhannn has not updated education details yet.Linksxhannn has not updated links details yet. Skillsxhannn has not updated skills details yet.