数据库|mysql教程
mysql
异常
数据库-mysql教程
mysql异常
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com.mysql.jdbc.exceptions.jorg.apache.ibatis.exceptions.PersistenceException:
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Error updating database. Cause: com.mysql.jdbc.municationsException: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
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Cause: com.mysql.jdbc.municationsException: Communications link failure
The last packet sent successfully to the server was 0 milliseconds ago. The driver has not received any packets from the server.
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