RENAME DATABASE
Changes the name of a database.
Syntax
ALTER DATABASE [ IF EXISTS ] <name> RENAME TO <new_db_name>
Examples
CREATE DATABASE DATABEND;
SHOW DATABASES;
+--------------------+
| Database           |
+--------------------+
| DATABEND           |
| INFORMATION_SCHEMA |
| default            |
| system             |
+--------------------+
ALTER DATABASE `DATABEND` RENAME TO `NEW_DATABEND`;
SHOW DATABASES;
+--------------------+
| Database           |
+--------------------+
| INFORMATION_SCHEMA |
| NEW_DATABEND       |
| default            |
| system             |
+--------------------+