README.md mysql-learning / week1 / day4_order_limit_distinct.sql asad007 Add Day 3 - Order By, Limit & Distinct b366aa9 · 2 hours ago ...
What Each SQL File Does 1️⃣ 01_duplicate_detection.sql Identifies duplicate event rows using ROW_NUMBER () Removes duplicates using QUALIFY rn = 1 Creates clean.events_deduped Key concepts: window ...
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