HackerRank SQL DAY 9🔥 | COUNT vs DISTINCT 🤯 | Find Duplicate Entries
Continue your SQL journey with HackerRank SQL Practice 💻🔥
In this video, we solve an important SQL problem using COUNT() and DISTINCT to identify duplicate entries in a dataset.
📌 Problem:
Find the difference between the total number of CITY entries and the number of distinct CITY entries in the STATION table.
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sql tutorial, count sql, distinct sql, find duplicates sql, hackerank sql, sql for beginners, learn sql fast