Gin连接mysql

苗先生的PHP记录发布时间：2022-06-17 19:14:15 ，浏览量：0

Open函数只是校验参数格式是否正确,不参与数据库连接

db对象可安全的被 goroutine并发使用 , 并维护自己的空闲连接池, 因此Open函数应该只被调用一次, 很少需要关闭db对象

设置数据库连接的最大连接数 , n>0 并小于最大空闲连接数.会将最大空闲连接数减小到匹配最大开启连接数的限制,如果n最大开启连接数,则新的最大闲置连接数会减小到最大开启连接数的限制 ,如果n

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Gin连接mysql

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