SQL (Intermediate)

HackerRank Skill Certification (ID: 4B7794C77DC8) validating advanced relational database querying, complex multi-table joins, nested subqueries, conditional CASE logic, and query optimization.

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VERIFICATION STATUS

Authenticated Record

CONFERENCE / ISSUE DATE

August 2, 2026

ACHIEVEMENT CONTEXT & SUMMARY

HackerRank Skill Certification (ID: 4B7794C77DC8) validating advanced relational database querying, complex multi-table joins, nested subqueries, conditional CASE logic, and query optimization.

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