Question:WanttoperformaSelectQuerybelow(mustbethisquery):SELECTQuestionIdFROMQuestionWHERE(QuestionNo=?ANDSessionId=?)InordertobeabletofindtheQuestionId'sintheQuestiontableandstoreitintheAnswerTableforalltheanswerssothatwecandeterminewhichanswersbelongtowhichquestion问题:mysqli代码的问题在于它无法插入正确的Quest