A ResourcePool could not acquire a resource from its primary factory or source
出現這種錯誤的原因： 1，驅動配置有誤：driver=com.mysql.jdbc.Driver 2，數據庫連接地址有誤：url=jdbc:mysql://localhost:3306/shenyiguang 3，密碼或帳號有誤：username=root， password=tiger 4，數據庫未啓動或無權訪問 5，項目未引入對應的驅動jar包mysql-connector-java-5.1.
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. CannotAcquireResour:A ResourcePool could not acquire a resource from its primary factory or source.
- 5. mysql 鏈接異常A ResourcePool could not acquire a resource from its primary factory or source.
- 6. A ResourcePool could not acquire a resource from its primary factory or source異常解決
- 7. A ResourcePool could not acquire a resource from its primary factory or souce的解決辦法
- 8. 數據庫鏈接錯誤（A ResourcePool could not acquire a resource from its primary factory or sour）
- 9. 數據庫鏈接錯誤：CannotAcquireResourceException: A ResourcePool could not acquire a resource from its primary
- 10. win10使用c3p0鏈接Mysql8.0報A ResourcePool could not acquire a resource from its primary factory or source
- 更多相關文章...
- • RSS
元素 - RSS 教程 - • SQL PRIMARY KEY 約束 - SQL 教程
- • 爲了進字節跳動，我精選了29道Java經典算法題，帶詳細講解
- • 三篇文章瞭解 TiDB 技術內幕 —— 說計算
相關標籤/搜索
每日一句
-
每一个你不满意的现在，都有一个你没有努力的曾经。
最新文章
- 1. python的安裝和Hello，World編寫
- 2. 重磅解讀：K8s Cluster Autoscaler模塊及對應華爲雲插件Deep Dive
- 3. 鴻蒙學習筆記2（永不斷更）
- 4. static關鍵字 和構造代碼塊
- 5. JVM筆記
- 6. 無法啓動 C/C++ 語言服務器。IntelliSense 功能將被禁用。錯誤: Missing binary at c:\Users\MSI-NB\.vscode\extensions\ms-vsc
- 7. 【Hive】Hive返回碼狀態含義
- 8. Java樹形結構遞歸（以時間換空間）和非遞歸（以空間換時間）
- 9. 數據預處理---缺失值
- 10. 都要2021年了，現代C++有什麼值得我們學習的？
歡迎關注本站公眾號,獲取更多信息
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. CannotAcquireResour:A ResourcePool could not acquire a resource from its primary factory or source.
- 5. mysql 鏈接異常A ResourcePool could not acquire a resource from its primary factory or source.
- 6. A ResourcePool could not acquire a resource from its primary factory or source異常解決
- 7. A ResourcePool could not acquire a resource from its primary factory or souce的解決辦法
- 8. 數據庫鏈接錯誤（A ResourcePool could not acquire a resource from its primary factory or sour）
- 9. 數據庫鏈接錯誤：CannotAcquireResourceException: A ResourcePool could not acquire a resource from its primary
- 10. win10使用c3p0鏈接Mysql8.0報A ResourcePool could not acquire a resource from its primary factory or source