首页 > 代码库 > 解决kylin报错 ClassCastException org.apache.hadoop.hive.ql.exec.ConditionalTask cannot be cast to org.apache.hadoop.hive.ql.exec.mr.MapRedTask

解决kylin报错 ClassCastException org.apache.hadoop.hive.ql.exec.ConditionalTask cannot be cast to org.apache.hadoop.hive.ql.exec.mr.MapRedTask

方法:去掉参数SET hive.auto.convert.join=true;

从配置文件$KYLIN_HOME/conf/kylin_hive_conf.xml删掉 或 kylin-gui的cube的“参数覆盖”页上删掉。

其实关于hive.auto.convert.join kylin用的是  SET hive.auto.convert.join.noconditionaltask=true;

解决kylin报错 ClassCastException org.apache.hadoop.hive.ql.exec.ConditionalTask cannot be cast to org.apache.hadoop.hive.ql.exec.mr.MapRedTask