ltylty edited a comment on issue #1427: com.mysql.cj.jdbc.Driver驱动类连不上doris URL: https://github.com/apache/incubator-doris/issues/1427#issuecomment-508640890 @imay 有个bug，jdbc的url配置成 jdbc:mysql://{}:{}/{}?useUnicode=true&characterEncoding=UTF-8&serverTimezone=GMT%2B8 会报错 Caused by: java.sql.SQLSyntaxErrorException: Unknown character set: 'utf8mb4' at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:120) at com.mysql.cj.jdbc.exceptions.SQLError.createSQLException(SQLError.java:97) at com.mysql.cj.jdbc.exceptions.SQLExceptionsMapping.translateException(SQLExceptionsMapping.java:122) at com.mysql.cj.jdbc.ConnectionImpl.createNewIO(ConnectionImpl.java:835) at com.mysql.cj.jdbc.ConnectionImpl.<init>(ConnectionImpl.java:455) at com.mysql.cj.jdbc.ConnectionImpl.getInstance(ConnectionImpl.java:240) at com.mysql.cj.jdbc.NonRegisteringDriver.connect(NonRegisteringDriver.java:199) at java.sql.DriverManager.getConnection(DriverManager.java:664) at java.sql.DriverManager.getConnection(DriverManager.java:247) at cn.hutool.db.ds.simple.SimpleDataSource.getConnection(SimpleDataSource.java:185) at cn.hutool.db.dialect.DriverUtil.identifyDriver(DriverUtil.java:50) ... 109 common frames omitted 配置成jdbc:mysql://{}:{}/{}?serverTimezone=GMT%2B8 可以正常连接。
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