PostgreSQLAggregation & Grouping
Turn raw rows into the summaries a report needs — counts, totals, averages and per-category breakdowns — using PostgreSQL's aggregate functions, GROUP BY and HAVING. You will finish able to summarise data for reporting, filter groups correctly, count distinct values and produce subtotals with ROLLUP.
INTERMEDIATE · 150 min · Certificate · 3 CPD
$149.00$10.00Launch offer 
