若要将“s_c_info”表中所有学生的成绩“score”加5分,则正确的SQL语句是()
- A、UPDATE s_c_info SET score=5
- B、UPDATE s_c_info SET score=score+5
- C、UPDATE FROM s_c_info SET score=5
- D、UPDATE FROM s_c_info SET score=score+5
正确答案:B
答案解析:有
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若要将“s_c_info”表中所有学生的成绩“score”加5分,则正确的SQL语句是()
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