02 2023 档案

性能优化的SQL
摘要：@Repository public interface XxxMapper extends BaseMapper<Xxx> { @Select("SELECT COUNT(1) > 0 FROM xxx WHERE ${condition} LIMIT 1") boolean exist(Stri 阅读全文
posted @ 2023-02-16 12:59 小小爬虫 阅读(10) 评论(0) 推荐(0) 编辑