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知识点：数据库 310（单选必答） Consider t

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知识点：数据库 3/10（单选/必答）
Consider the following schemaSTUDENTS(student_code, first_name, last_name, email, phone_no, date_of_birth, honours_subject, percentage_of_marks);Which of the following query would display all the students where the second letter in the first name is ‘i’? 
  • select first_name from students where first_name like ‘%i%’;
  • select first_name from students where first_name like ‘%i_’;
  • select first_name from students where first_name like ‘_i%’;
  • select first_name from students where first_name like ‘_i_’;
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C++工程师 思科 2018 Java工程师
上传者：小小
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