Hive中元資料表的含義
阿新 • • 發佈:2019-01-13
一:啟動
[[email protected] ~]# su - mysqladmin Last login: Mon Jan 7 08:58:26 CST 2019 on pts/0 [[email protected] ~]$ mysql -uroot -p123456 mysql> use ruoze_d5 Database changed mysql> show tables; +---------------------------+ | Tables_in_ruoze_d5 | +---------------------------+ | bucketing_cols | | cds | | columns_v2 | | database_params | | db_privs | | dbs | | func_ru | | funcs | | global_privs | | idxs | | index_params | | part_col_privs | | part_col_stats | | part_privs | | partition_key_vals | | partition_keys | | partition_params | | partitions | | roles | | sd_params | | sds | | sequence_table | | serde_params | | serdes | | skewed_col_names | | skewed_col_value_loc_map | | skewed_string_list | | skewed_string_list_values | | skewed_values | | sort_cols | | tab_col_stats | | table_params | | tbl_col_privs | | tbl_privs | | tbls | | version | +---------------------------+ 36 rows in set (0.00 sec)
以上面為例,介紹元資料的各個功能: