david@intel-compute-stick:~$ mysql -u root -p
Enter password:
Welcome to the MariaDB monitor. Commands end with ; or \g.
Your MariaDB connection id is 819
Server version: 10.5.12-MariaDB-0+deb11u1 Debian 11
Copyright (c) 2000, 2018, Oracle, MariaDB Corporation Ab and others.
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement.
MariaDB [(none)]> SHOW DATABASES;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysocial_database |
| mysql |
| performance_schema |
| test001 |
| test002 |
| test003 |
| test004 |
| test005 |
| test006 |
| test007 |
| test008 |
| test009 |
| test010 |
| test011 |
| test012 |
+--------------------+
16 rows in set (0.054 sec)
MariaDB [(none)]> CREATE DATABASE test013;
Query OK, 1 row affected (0.028 sec)
MariaDB [(none)]> USE test013
Database changed
MariaDB [test013]> CREATE TABLE abc (abc01 VARCHAR (32), abc02 VARCHAR (32));
Query OK, 0 rows affected (0.249 sec)
MariaDB [test013]> CREATE TABLE def (def01 VARCHAR (32), def02 VARCHAR (32));
Query OK, 0 rows affected (0.069 sec)
MariaDB [test013]> INSERT INTO abc VALUES ("001", "002");
Query OK, 1 row affected (0.077 sec)
MariaDB [test013]> INSERT INTO abc VALUES ("003", "004");
Query OK, 1 row affected (0.032 sec)
MariaDB [test013]> INSERT INTO def VALUES ("001", "002");
Query OK, 1 row affected (0.037 sec)
MariaDB [test013]> INSERT INTO def VALUES ("003", "004");
Query OK, 1 row affected (0.037 sec)
MariaDB [test013]> SELECT * FROM abc;
+-------+-------+
| abc01 | abc02 |
+-------+-------+
| 001 | 002 |
| 003 | 004 |
+-------+-------+
2 rows in set (0.027 sec)
MariaDB [test013]> SELECT * FROM def;
+-------+-------+
| def01 | def02 |
+-------+-------+
| 001 | 002 |
| 003 | 004 |
+-------+-------+
2 rows in set (0.026 sec)
MariaDB [test013]> SELECT * FROM abc JOIN def;
+-------+-------+-------+-------+
| abc01 | abc02 | def01 | def02 |
+-------+-------+-------+-------+
| 001 | 002 | 001 | 002 |
| 003 | 004 | 001 | 002 |
| 001 | 002 | 003 | 004 |
| 003 | 004 | 003 | 004 |
+-------+-------+-------+-------+
4 rows in set (0.028 sec)
MariaDB [test013]> QUIT
Bye
david@intel-compute-stick:~$