https://docs.cloudera.com/documentation/enterprise/5-8-x/topics/impala_tutorial.html
[localhost:21000] > create database experiments;
[localhost:21000] > show databases;
+--------------------------+
| name |
+--------------------------+
| _impala_builtins |
| ctas |
| d1 |
| d2 |
| d3 |
| default |
| experiments |
| explain_plans |
| external_table |
| file_formats |
| tpc |
+--------------------------+
[localhost:21000] > show databases like 'exp*';
+---------------+
| name |
+---------------+
| experiments |
| explain_plans |
+---------------+
[localhost:21000] > show tables;
+------------------------+
| name |
+------------------------+
| city |
| customer |
| customer_address |
| customer_demographics |
| household_demographics |
| item |
| promotion |
| store |
| store2 |
| store_sales |
| t1 |
| ticket_view |
| time_dim |
| tpc_tables |
+------------------------+