University of Iowa 3 credits DATA
Introduction to common techniques for manipulating relational databases for data analysis; SQL and PostgreSQL fundamentals: querying, data manipulation and transformation, joins and subqueries, aggregation and grouping, data types and management; advanced topics: window functions, subqueries, common table expressions, indexing strategies, performance optimization techniques, security considerations; database building. Prerequisites: DATA:3200 or STAT:3200. Recommendations: Familiarity with basic programming logic, e.g., variables, loops, conditional statements.
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