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干货！SQL性能优化，书写高质量SQL语句
source link: https://juejin.im/post/5e0f5eec5188253a9d4a436f
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写SQL语句的时候我们往往关注的是SQL的执行结果，但是是否真的关注了SQL的执行效率，是否注意了SQL的写法规范？ 以下的干货分享是在实际开发过程中总结的，希望对大家有所帮助！ 1. limit分页优化 当偏移量特别大时，limit效率会非常低。 SELEC
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