MariaDB10.6にデータベースの一覧を確認する
1.データベースの一覧
書式
SHOW {DATABASES | SCHEMAS}
[LIKE 'pattern’ | WHERE expr]
操作例
MariaDB [(none)]> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
| test2db |
| test3db |
| testdb |
+--------------------+
7 rows in set (0.003 sec)
MariaDB [(none)]> show databases;
+--------------------+
| Database |
+--------------------+
| information_schema |
| mysql |
| performance_schema |
| sys |
| test2db |
| test3db |
| testdb |
+--------------------+
7 rows in set (0.003 sec)
MariaDB [(none)]> show databases; +--------------------+ | Database | +--------------------+ | information_schema | | mysql | | performance_schema | | sys | | test2db | | test3db | | testdb | +--------------------+ 7 rows in set (0.003 sec)
2.CREATE DATABASE文を確認
書式
SHOW CREATE {DATABASE | SCHEMA} データベース名
操作例
MariaDB [(none)]> show create database testdb;
+----------+--------------------------------------------------------------------+
| Database | Create Database |
+----------+--------------------------------------------------------------------+
| testdb | CREATE DATABASE `testdb` /*!40100 DEFAULT CHARACTER SET utf8mb3 */ |
+----------+--------------------------------------------------------------------+
1 row in set (0.001 sec)
MariaDB [(none)]> show create database testdb;
+----------+--------------------------------------------------------------------+
| Database | Create Database |
+----------+--------------------------------------------------------------------+
| testdb | CREATE DATABASE `testdb` /*!40100 DEFAULT CHARACTER SET utf8mb3 */ |
+----------+--------------------------------------------------------------------+
1 row in set (0.001 sec)
MariaDB [(none)]> show create database testdb; +----------+--------------------------------------------------------------------+ | Database | Create Database | +----------+--------------------------------------------------------------------+ | testdb | CREATE DATABASE `testdb` /*!40100 DEFAULT CHARACTER SET utf8mb3 */ | +----------+--------------------------------------------------------------------+ 1 row in set (0.001 sec)