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2022年9月13日 #

SQL 1667 Fix Names in a Table

摘要： Table: Users + + + | Column Name | Type | + + + | user_id | int | | name | varchar | + + + user_id is the primary key for this table. This table conta 阅读全文

posted @ 2022-09-13 17:30 Blackzxy 阅读(22) 评论(0) 推荐(0) 编辑

SQL196 Delete Duplicate Emails

摘要： Table: Person + + + | Column Name | Type | + + + | id | int | | email | varchar | + + + id is the primary key column for this table. Each row of this 阅读全文

posted @ 2022-09-13 16:09 Blackzxy 阅读(12) 评论(0) 推荐(0) 编辑

SQL 627 Swap Salary

摘要： Table: Salary + + + | Column Name | Type | + + + | id | int | | name | varchar | | sex | ENUM | | salary | int | + + + id is the primary key for this 阅读全文

posted @ 2022-09-13 04:10 Blackzxy 阅读(8) 评论(0) 推荐(0) 编辑

SQL 1873 Calculate Special Bonus

摘要： Table: Employees + + + | Column Name | Type | + + + | employee_id | int | | name | varchar | | salary | int | + + + employee_id is the primary key for 阅读全文

posted @ 2022-09-13 03:46 Blackzxy 阅读(57) 评论(0) 推荐(0) 编辑