A ResourcePool could not acquire a resource from its primary factory or source

最新推荐文章于 2020-05-10 17:18:14 发布
最新推荐文章于 2020-05-10 17:18:14 发布
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本文链接：https://blog.youkuaiyun.com/qq_35366294/article/details/82290242
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出现这种错误的原因：
1，驱动配置有误：driver=com.mysql.jdbc.Driver
2，数据库连接地址有误：url=jdbc:mysql://localhost:3306/shenyiguang
3，密码或帐号有误：username=root， password=tiger
4，数据库未启动或无权访问
5，项目未引入对应的驱动jar包mysql-connector-java-5.1.6-bin.jar

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A ResourcePool could not acquire a resource from its primary factory or source.
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数据库连接错误集锦A ResourcePool could not acquire a resource from its primary factory or source
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