#修改表名
ALTER TABLE employee RENAME TO emp;
#更新数据库的某个字段
set sql_safe_updates=0;
update shenbi.good_out set good_out.season = '春' where good_out.season = 'Q1'
#修改数据库名
CREATE DATABASE new_db;
RENAME TABLE old_db.table1 TO new_db.table1,
old_db.table2 TO new_db.table2;
ALTER TABLE employee RENAME TO emp;
#更新数据库的某个字段
set sql_safe_updates=0;
update shenbi.good_out set good_out.season = '春' where good_out.season = 'Q1'
#修改数据库名
CREATE DATABASE new_db;
RENAME TABLE old_db.table1 TO new_db.table1,
old_db.table2 TO new_db.table2;
DROP DATABASE old_db;
#添加分区字段
insert into table bi_bala_ec_category_like_top10 partition(stat_date)
SELECT
category_like,
'淘宝' as platform,
'巴拉' as brand,
'巴拉巴拉官方旗舰' as store_neme,
count(1) category_like_total,
'${hivevar:biz_date}' as stat_date
FROM stat_bala_ec_process.stat_bala_ec_sm
where stat_date = '${hivevar:biz_date}'
group by
category_like
order by category_like_total desc
limit 10