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Unknown initial character set index ‘255‘ received from server. Initial client character 解決方法
時間 2021-01-06
標籤
mysql
Navicat
java
欄目
MySQL
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從報錯中 可以看到 沒有連上數據庫 最終解決方法: 刪除 \WebContent\WEB-INF\lib目錄下的。mysql-connector的jar文件。原因是:MySQL驅動和數據庫字符集設置不搭配 原因是MySQL版本高,mysql的jar版本低造成mysql與jar的編碼錯亂引起的,我的MYSQL是8.0版本 MYSQL 5.5 之前, UTF8 編碼只支持1-3個字節;從MYSQL5.
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