Verified Certificate

Supported by the following organizations

This is to certify that Keyang Li successfully completed and received a passing grade in SOE.YDB-SQL0001: Databases: Relational Databases and SQL a course of study offered by StanfordOnline, an online learning initiative of Stanford University.

Noted by

Jennifer Widom

Jennifer Widom

Dean, School of Engineering Stanford University

  • edX
  • Verified Certificate Issued February 17, 2026
  • Valid Certificate ID 648a19f9a46f43d59d6716caf540b825

  • Please note: some online courses may draw on material from courses taught on-campus but they are not equivalent to on-campus courses. This statement does not affirm that this participant was enrolled as a student at Stanford University in any way. It does not confer a Stanford University grade, course credit or degree.

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About edX Verified Certificates

An edX Verified Certificate signifies that the learner has agreed to abide by the edX honor code and completed all of the required tasks of this course under its guidelines, as well as having their photo ID checked to verify their identity.