我尝试从现有Hive表中提取数据并创建新的Hive表,但以下查询返回0行。语法错了吗?我做错了什么?
CREATE TABLE prod_grdw.bandcards AS
SELECT
ds,
experiment,
layer,
variant,
user_browser_id,
user_uuid
FROM prod_grdw.bld_experiments
WHERE experiment = 'us-special'
AND ds between '20151201' AND '20151202';