Certified SQL Database Querying &
Srishti Jain
Certified SQL Database Querying & Data Integrity Guardrails
Officially certified in SQL (Credential ID: SC-339386C326), with a core focus on schema integrity, query optimization, and data operations.
Key Contributions:
Database Querying: Wrote optimized SELECT, WHERE, GROUP BY, and multi-table JOIN queries for data aggregation.
Defensive SQL Logic: Implemented automated safety checks (TRY_CAST, COALESCE, IS NOT NULL) to handle missing data safely.
Data Safety: Utilized SQL Views and staging tables to audit data while keeping raw source datasets untouched.
Tools Used: SQL, Relational Databases, Staging Pipelines, Data Safety Protocols
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Posted Sep 15, 2026
Certified SQL Database Querying & Data Integrity Guardrails Officially certified in SQL (Credential ID: SC-339386C326), with a core focus on schema integrity...
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