CREATE DATABASE alter_database;

Affected Rows: 1

SHOW CREATE DATABASE alter_database;

+----------------+----------------------------------------------+
| Database       | Create Database                              |
+----------------+----------------------------------------------+
| alter_database | CREATE DATABASE IF NOT EXISTS alter_database |
+----------------+----------------------------------------------+

ALTER DATABASE alter_database SET 'ttl'='10s';

Affected Rows: 0

SHOW CREATE DATABASE alter_database;

+----------------+----------------------------------------------+
| Database       | Create Database                              |
+----------------+----------------------------------------------+
| alter_database | CREATE DATABASE IF NOT EXISTS alter_database |
|                | WITH(                                        |
|                |   ttl = '10s'                                |
|                | )                                            |
+----------------+----------------------------------------------+

ALTER DATABASE alter_database SET 'ttl'='20s';

Affected Rows: 0

SHOW CREATE DATABASE alter_database;

+----------------+----------------------------------------------+
| Database       | Create Database                              |
+----------------+----------------------------------------------+
| alter_database | CREATE DATABASE IF NOT EXISTS alter_database |
|                | WITH(                                        |
|                |   ttl = '20s'                                |
|                | )                                            |
+----------------+----------------------------------------------+

-- SQLNESS ARG restart=true
SHOW CREATE DATABASE alter_database;

+----------------+----------------------------------------------+
| Database       | Create Database                              |
+----------------+----------------------------------------------+
| alter_database | CREATE DATABASE IF NOT EXISTS alter_database |
|                | WITH(                                        |
|                |   ttl = '20s'                                |
|                | )                                            |
+----------------+----------------------------------------------+

ALTER DATABASE alter_database SET 'ttl'='';

Affected Rows: 0

SHOW CREATE DATABASE alter_database;

+----------------+----------------------------------------------+
| Database       | Create Database                              |
+----------------+----------------------------------------------+
| alter_database | CREATE DATABASE IF NOT EXISTS alter_database |
|                | WITH(                                        |
|                |   ttl = 'forever'                            |
|                | )                                            |
+----------------+----------------------------------------------+

ALTER DATABASE alter_database SET 'ttl'='😁';

Error: 1004(InvalidArguments), Invalid set database option, key: ttl, value: 😁

ALTER DATABASE alter_database SET '🕶️'='1s';

Error: 1004(InvalidArguments), Invalid set database option, key: 🕶️, value: 1s

ALTER DATABASE alter_database SET 'ttl'='40s';

Affected Rows: 0

ALTER DATABASE alter_database UNSET 'ttl';

Affected Rows: 0

ALTER DATABASE alter_database UNSET '🕶️';

Error: 1004(InvalidArguments), Invalid unset database option, key: 🕶️

SHOW CREATE DATABASE alter_database;

+----------------+----------------------------------------------+
| Database       | Create Database                              |
+----------------+----------------------------------------------+
| alter_database | CREATE DATABASE IF NOT EXISTS alter_database |
+----------------+----------------------------------------------+

-- SQLNESS ARG restart=true
SHOW CREATE DATABASE alter_database;

+----------------+----------------------------------------------+
| Database       | Create Database                              |
+----------------+----------------------------------------------+
| alter_database | CREATE DATABASE IF NOT EXISTS alter_database |
+----------------+----------------------------------------------+

DROP DATABASE alter_database;

Affected Rows: 0