Cockroach University acknowledges the following student accomplishment

Signature | Shannon Bradshaw

Shannon Bradshaw VP of Education Cockroach Labs

crl | intro-to-distributed-sql-and-cockroachdb Certificate | Cockroach University

This confirms that

RUFENG XU-FRIEDMAN

has successfully completed

crl | intro-to-distributed-sql-and-cockroachdb: Introduction to Distributed SQL and CockroachDB

Certificate ID number: 1d2e588b73404c3aab93d03615ad0bc4

Date issued: January 9, 2025

Verify the authenticity of this certificate at https://university.cockroachlabs.com/certificates/1d2e588b73404c3aab93d03615ad0bc4