Tracks/SQL Track/SQL Performance & Data Modeling
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5 modules · ~12h

SQL Performance & Data Modeling

Learn query optimization concepts, index strategies, and data modeling patterns for efficient analytics.

5 modules9 lessons22 exercises~12h
Query optimizationIndex conceptsEXPLAIN query plansNormalizationForeign keys & relationshipsStar schemaTime dimension analysisPre-aggregation
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Recommended prerequisites

Advanced SQL: Window Functions
Content

Course modules

1

Efficient SELECT Statements

Learn to write queries that retrieve only what you need.

2

Filtering Early

Apply WHERE clauses to reduce data as early as possible.