xiangpei
2025-05-14 47cd9ecc0eff38ffe6b3b794b2bf197e958f4403
src/main/java/com/mindskip/xzs/repository/QuestionAnswerMapper.java
@@ -3,6 +3,7 @@
import com.baomidou.mybatisplus.core.mapper.BaseMapper;
import com.mindskip.xzs.domain.QuestionAnswer;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;
/**
 * @author gonghl
@@ -13,6 +14,13 @@
@Mapper
public interface QuestionAnswerMapper extends BaseMapper<QuestionAnswer> {
    /**
     * 新增时获取目前最大序列
     * @return 序号
     */
    @Select("select ifnull(max(sequence), 1) from t_question_answer")
    Integer getLastSequence();
}