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在新建的集合中插入了大量的数据,如何创建索引才能提高查询性能呢?
@henryjia
依據查詢條件來建立, 可搭配 explain 分析
應該要有實際案例,大家才能提供索引建議。
与 萌阔论坛 的连接断开,我们正在尝试重连,请耐心等待