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数据表中的某列,即要频繁更新,又要频繁对其进行排序查找,这种情况应该怎么处理?
认证0级讲师
有频繁查询就要建,更新用MySQL 5.5, 非唯一索引可以用上Change_buffering的,还好
有order by当然要建索引。除非update频率百倍于order by的频率
有频繁查询就要建,更新用MySQL 5.5, 非唯一索引可以用上Change_buffering的,还好
有order by当然要建索引。除非update频率百倍于order by的频率