無法連接數據庫！"."
鏈接數據庫是出現錯誤！報錯提示。Exception in thread "main" com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Communication link failure,? message from server: "Can't get hostname for your address"
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鏈接數據庫是出現錯誤！報錯提示。Exception in thread "main" com.mysql.jdbc.exceptions.jdbc4.MySQLNonTransientConnectionException: Communication link failure,? message from server: "Can't get hostname for your address"
2016-12-31
舉報
2017-01-08
URL地址寫的有問題，檢查檢查。
2017-01-01
不能獲取你給的地址的主機名，用戶填寫不對或者格式不對