怡 殷@yy2000shITFollow BadgesProblem SolvingPythonDays of CodeDays of JSSql CertificationsCertificate: SQL (Basic)VerifiedskillWork Experienceyy2000sh has not updated employment details yet.Educationyy2000sh has not updated education details yet.Linksyy2000sh has not updated links details yet. Skillsyy2000sh has not updated skills details yet.