Update 1581. Customer Who Visited but Did Not Make Any Transactions.sql

Author: iamAntimPal

LeetCode SQL 50 Solution/176. Second heighest salary/1581. Customer Who Visited but Did Not Make Any Transactions/1581. Customer Who Visited but Did Not Make Any Transactions.sql

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+# Write your MySQL query statement below
+# Write your MySQL query statement below
+SELECT customer_id, COUNT(*) as count_no_trans
+FROM Visits
+WHERE visit_id NOT IN (SELECT DISTINCT visit_id FROM Transactions)
+GROUP BY customer_id;