C3P0链接MySQL数据库报错:A ResourcePool could not acquire a resource from its primary factory or source
一、查看安装的MySQL数据库版本 二、查看使用的mysql-connector-java版本 三、若1与2结果不一致，修改其中一项，使版本一致java 注意：MySQL8.0之后链接配置与之前不同 一、新版驱动包名称Class.forName("com.mysql.cj.jdbc.Driver");，使用之前的驱动包名称也能够访问 二、在URL中加上时区信息：serverTimezone=GMT
相关文章
- 1. 【数据库】 A ResourcePool could not acquire a resource from its primary factory or source.
- 2. A ResourcePool could not acquire a resource from its primary factory or source
- 3. A ResourcePool could not acquire a resource from its primary factory or source.
- 4. 数据库链接错误（A ResourcePool could not acquire a resource from its primary factory or sour）
- 5. CannotAcquireResour:A ResourcePool could not acquire a resource from its primary factory or source.
- 6. mysql 链接异常A ResourcePool could not acquire a resource from its primary factory or source.
- 7. 数据库链接错误：CannotAcquireResourceException: A ResourcePool could not acquire a resource from its primary
- 8. win10使用c3p0链接Mysql8.0报A ResourcePool could not acquire a resource from its primary factory or source
- 9. A ResourcePool could not acquire a resource from its primary factory or source异常解决
- 10. A ResourcePool could not acquire a resource from its primary factory or souce的解决办法
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相关文章
- 1. 【数据库】 A ResourcePool could not acquire a resource from its primary factory or source.
- 2. A ResourcePool could not acquire a resource from its primary factory or source
- 3. A ResourcePool could not acquire a resource from its primary factory or source.
- 4. 数据库链接错误（A ResourcePool could not acquire a resource from its primary factory or sour）
- 5. CannotAcquireResour:A ResourcePool could not acquire a resource from its primary factory or source.
- 6. mysql 链接异常A ResourcePool could not acquire a resource from its primary factory or source.
- 7. 数据库链接错误：CannotAcquireResourceException: A ResourcePool could not acquire a resource from its primary
- 8. win10使用c3p0链接Mysql8.0报A ResourcePool could not acquire a resource from its primary factory or source
- 9. A ResourcePool could not acquire a resource from its primary factory or source异常解决
- 10. A ResourcePool could not acquire a resource from its primary factory or souce的解决办法