hive解决中文乱码

1、登录mysql操作use hive;（1）修改表字段注解和表注解alter table COLUMNS_V2 modify column COMMENT varchar(256) character set utf8;alter table TABLE_PARAMS modify column PARAM_VALUE varchar(4000) character set utf8;（2）修改

平凡似水的人生

1666人浏览 · 2022-01-11 20:41:02

平凡似水的人生 · 2022-01-11 20:41:02

1、登录mysql操作

use hive;

（1）修改表字段注解和表注解

alter table COLUMNS_V2 modify column COMMENT varchar(256) character set utf8;
alter table TABLE_PARAMS modify column PARAM_VALUE varchar(4000) character set utf8;

（2）修改分区字段注解

alter table PARTITION_PARAMS modify column PARAM_VALUE varchar(4000) character set utf8;
alter table PARTITION_KEYS modify column PKEY_COMMENT varchar(4000) character set utf8;
alter table INDEX_PARAMS modify column PARAM_VALUE varchar(4000) character set utf8;

2、修改hive配置文件

<property>
  <name>javax.jdo.option.ConnectionURL</name>
  <value>jdbc:mysql://hadoop-3/hive?createDatabaseIfNotExist=true&amp;useUnicode=true&amp;characterEncoding=UTF-8</value>
</property>