一直没有尝试，被分区的概念吓到了，今天尝试了下，很简略
hive (default)> desc pms.test_cross_sale_path; OK col_name data_type comment path_id string visit_track_id string visit_product_id bigint visit_category_id bigint visit_brand_id bigint rcmd_track_id string rcmd_product_id bigint rcmd_category_id bigint rcmd_brand_id bigint rcmd_algorithm_id bigint cart_track_id string cart_track_time string cart_product_id bigint cart_category_id bigint cart_brand_id bigint path_type int path_length int path_list string session_id string gu_id string end_user_id string ds string Time taken: 3.159 secondshive (default)> desc
