Hive中元数据表的含义
一:启动
[[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)
以上面为例,介绍元数据的各个功能: