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목록select subquery (1)
ror_coding
[LeetCode] 176. Second Highest Salary
limit 1 offset 1; Question Write a solution to find the second highest distinct salary from the Employee table. If there is no second highest salary, return null (return None in Pandas).The result format is in the following example. Table: Employee +-------------+------+ | Column Name | Type | +-------------+------+ | id | int | | salary | int | +-------------+------+ id is the ..
Coding Test/SQL
2025. 7. 13. 16:25