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                實現讀寫分離有3種方式: (權限:在主庫創建一個只寫的用戶,而從庫創建一個只寫的用戶,讓程序去連接不同的服務器可達到讀寫分離的效果。) 1.代碼:在代碼中根據select 、insert進行路由分類,這類方法也是目前生產環境下應用最廣泛的。適用于簡單系統。一般配合mysql用戶權限設置 2.代理:mysql_proxy和amoeba,需要增加硬件的開支,一般新增獨立服務器。適用于大型分布式項目。 讀寫分離架構也能夠消除讀寫鎖沖突從而提升數據庫的讀寫性能。 使用讀寫分離架構需要注意:主從同步延遲和讀寫分配機制問題。 參考: https://www.cnblogs.com/zezhou/p/11525081.html https://blog.csdn.net/rzpy_qifengxiaoyue/article/details/108663411 MySQL主從復制延遲解決方案:https://blog.csdn.net/KIMTOU/article/details/125033199
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