C3P0鏈接MySQL數據庫報錯:A ResourcePool could not acquire a resource from its primary factory or source
一、查看安裝的MySQL數據庫版本 二、查看使用的mysql-connector-java版本 三、若1與2結果不一致，修改其中一項，使版本一致java 注意：MySQL8.0之後鏈接配置與之前不同 一、新版驅動包名稱Class.forName("com.mysql.cj.jdbc.Driver");，使用之前的驅動包名稱也能夠訪問 二、在URL中加上時區信息：serverTimezone=GMT
相關文章
- 1. 【數據庫】 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. 數據庫鏈接錯誤（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 鏈接異常A ResourcePool could not acquire a resource from its primary factory or source.
- 7. 數據庫鏈接錯誤：CannotAcquireResourceException: A ResourcePool could not acquire a resource from its primary
- 8. win10使用c3p0鏈接Mysql8.0報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異常解決
- 10. A ResourcePool could not acquire a resource from its primary factory or souce的解決辦法
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相關文章
- 1. 【數據庫】 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. 數據庫鏈接錯誤（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 鏈接異常A ResourcePool could not acquire a resource from its primary factory or source.
- 7. 數據庫鏈接錯誤：CannotAcquireResourceException: A ResourcePool could not acquire a resource from its primary
- 8. win10使用c3p0鏈接Mysql8.0報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異常解決
- 10. A ResourcePool could not acquire a resource from its primary factory or souce的解決辦法