--Write a SQL query to fetch “FIRST_NAME” from the Student table in upper case and use ALIAS name as STUDENT_N select upper(First_name) as STUDENT_N --Write a SQL ...
**第 6 步:**执行查询，将列值从“男”替换为“女”，将“女”替换为“男”。 最后，在这一步中，我们将实现查询 ...
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