java.sql.SQLException: Unsupported character encoding 'utf8mb4'. at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:957) ~[mysql-connector-java-5.1.38.jar:5.1.38]
Java项目mysql数据库表插入表情包字符串异常
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java.sql.SQLException: Unsupported character encoding 'utf8mb4'. at com.mysql.jdbc.SQLError.createSQLException(SQLError.java:957) ~[mysql-connector-java-5.1.38.jar:5.1.38]
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