数据库字符编码设置如下
character_set_client,utf8mb4 character_set_connection,utf8mb4 character_set_database,utf8mb4 character_set_filesystem,binary character_set_results,utf8mb4 character_set_server,utf8 character_set_system,utf8 character_sets_dir,/u01/mysql57_20200229/share/charsets/ 客户端连接串是 jdbc:mysql://host:3306/datav_test?useUnicode=true&characterEncoding=utf8 本地运行flink sql 作业插入中文是正常显示的，一部署到测试服务器跑就会出现中文乱码。有何修复建议？谢谢！ 在 2021-05-19 17:52:01，"Michael Ran" <greemqq...@163.com> 写道： > > > >数据库的字段字符编码 > > > > > > > > > > > > > > >在 2021-05-18 18:19:31，"casel.chen" <casel_c...@126.com> 写道： >>我的URL连接串已经使用了 useUnicode=true&characterEncoding=UTF-8 结果还是会有乱码 >> >> >> >> >> >> >> >> >> >> >> >> >> >> >> >> >> >>在 2021-05-18 17:21:12，"王炳焱" <15307491...@163.com> 写道： >>>你在flinkSQL连接mysql表的时候配置url=jdbc:mysql://127.0.0.1:3306/database?useUnicode=true&characterEncoding=UTF-8，像这样<br/>CREATE >>> TABLE jdbc_sink(<br/> id INT COMMENT '订单id',<br/> goods_name >>>VARCHAR(128) COMMENT '商品名称',<br/> price DECIMAL(32,2) COMMENT >>>'商品价格',<br/> user_name VARCHAR(64) COMMENT '用户名称'<br/>) WITH (<br/> >>>'connector' = 'jdbc',<br/> 'url' = >>>'jdbc:mysql://127.0.0.1:3306/database?useUnicode=true&characterEncoding=UTF-8',<br/> >>> 'username' = 'mysqluser',<br/> 'password' = 'mysqluser',<br/> >>>'table-name' = 'jdbc_sink'<br/>) >>>在 2021-05-18 11:55:46，"casel.chen" <casel_c...@126.com> 写道： >>>>我的flink sql作业如下 >>>> >>>> >>>>SELECT >>>>product_name, >>>>window_start, >>>>window_end, >>>>CAST(SUM(trans_amt)ASDECIMAL(24,2)) trans_amt, >>>>CAST(COUNT(order_no)ASBIGINT) trans_cnt, >>>>-- LOCALTIMESTAMP AS insert_time, >>>>'微支付事业部'AS bus_name >>>>FROM( >>>> >>>> >>>>mysql sink表的定义如下 >>>>CREATE TABLE XXX ( >>>>) Engine=InnoDB AUTO_INCREMENT=31 DEFAULT CHARSET=utf8mb4; >>>> >>>> >>>>运行起来后写入mysql表的数据带有中文乱码 ?????? >>>> >>>> >>>> >>>>查看作业运行日志后发现其使用了 UTF-16LE 字符集，有什么办法可以让其使用 utf8mb4 字符集么？ >>>>2021-05-17 18:02:25,010 INFO >>>>org.apache.flink.runtime.taskexecutor.TaskExecutor [] - Received task >>>>GroupAggregate(groupBy=[product_name, window_start, window_end], >>>>select=[product_name, window_start, window_end, SUM_RETRACT(trans_amt) AS >>>>$f3, COUNT_RETRACT(order_no) AS $f4]) -> Calc(select=[CAST(product_name) AS >>>>product_name, (CAST(window_start) DATE_FORMAT _UTF-16LE'yyyy-MM-dd >>>>HH:mm:ss') AS window_start, (CAST(window_end) DATE_FORMAT >>>>_UTF-16LE'yyyy-MM-dd HH:mm:ss') AS window_end, CAST($f3) AS trans_amt, >>>>CAST($f4) AS trans_cnt, CAST(()) AS insert_time, >>>>_UTF-16LE'??????????????????':VARCHAR(2147483647) CHARACTER SET "UTF-16LE" >>>>AS bus_name]) -> Sink: >>>>Sink(table=[default_catalog.default_database.all_trans_5m_new], >>>>fields=[product_name, window_start, window_end, trans_amt, trans_cnt, >>>>insert_time, bus_name]) (1/1)#0 (1b5f26dcd9a6071f36753b93a0ea9bea), deploy >>>>into slot with allocation id 9f4c7d45bdf429f89158e2f8451663e0. >>>>2021-05-17 18:02:25,013 INFO org.apache.flink.runtime.taskmanager.Task [] - >>>>GroupAggregate(groupBy=[product_name, window_start, window_end, id, >>>>data_type, mer_cust_id, order_no, trans_date], select=[product_name, >>>>window_start, window_end, id, data_type, mer_cust_id, order_no, trans_date, >>>>MAX_RETRACT(trans_amt) AS trans_amt]) -> Calc(select=[product_name, >>>>window_start, window_end, trans_amt, order_no]) (1/1)#0 >>>>(ef6b0a94e75cc1665e4ce3d40e74ab0c) switched from CREATED to DEPLOYING.
