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Unknown character set index for field '255' received from server.
時間 2021-01-06
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jdbc
mysql
欄目
Java
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連接數據庫時,出現Unknown character set index for field '255' received from server. 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MYSQL5.5開始,可支持4個字節UTF編碼utf8mb4; 如em
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相關文章
1.
Java Web 鏈接MySQL Unknown character set index for field '255' received from server.
2.
Unknown initial character set index '255' received from server
3.
Unknown initial character set index ‘255‘ received from server. Initial client character set can be
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Unknown initial character set index '255' received from server. Initial client character set can be
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java.sql.SQLException: Unknown initial character set index ‘255‘ received from server. Initial clien
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數據庫連接報錯解決方法:java.sql.SQLException: Unknown character set index for field '255' received from server.
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