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review第1遍,220616,数据仓库DWD层,视频,
2022-07-19 14:42:00 【啊六六六】
0616上午1
之前的还未看:::::::::
从上面时间点开始跟着做项目,
ctrl+q,查看建表语句,
alter table hive.COLUMNS_V2 modify column COMMENT varchar(256) character set utf8;
alter table hive.TABLE_PARAMS modify column PARAM_VALUE varchar(4000) character set utf8;
alter table hive.PARTITION_PARAMS modify column PARAM_VALUE varchar(4000) character set utf8 ;
alter table hive.PARTITION_KEYS modify column PKEY_COMMENT varchar(4000) character set utf8;
alter table hive.INDEX_PARAMS modify column PARAM_VALUE varchar(4000) character set utf8;
0616下午1
明天空闲时,删除测试库,新建库,自动化脚本创建表,sqoop使用脚本导入,
0616下午1 已看完:::::::::::
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