查看表组信息 
===========================



使用命令 SHOW TABLEGROUPS 和 SHOW CREATE TABLE 来查看表组信息。

示例：查看表组信息和定义

```javascript
obclient> show tablegroups;
+-----------------+------------+---------------+
| Tablegroup_name | Table_name | Database_name |
+-----------------+------------+---------------+
| oceanbase       | NULL       | NULL          |
| tpcc_group      | cust       | tpccdb        |
| tpcc_group      | dist       | tpccdb        |
| tpcc_group      | hist       | tpccdb        |
| tpcc_group      | nord       | tpccdb        |
| tpcc_group      | ordl       | tpccdb        |
| tpcc_group      | ordr       | tpccdb        |
| tpcc_group      | stok       | tpccdb        |
| tpcc_group      | ware       | tpccdb        |
+-----------------+------------+---------------+
9 rows in set (0.01 sec)

obclient> show create tablegroup tpcc_group\G
*************************** 1. row ***************************
       Tablegroup: tpcc_group
Create Tablegroup: CREATE TABLEGROUP IF NOT EXISTS `tpcc_group`  BINDING = FALSE
  partition by hash partitions 6

1 row in set (0.00 sec)
```


