CREATE [OR REPLACE] {DATABASE | SCHEMA} [IF NOT EXISTS] db_name
    [create_specification] ...

create_specification:
    [DEFAULT] CHARACTER SET [=] charset_name
  | [DEFAULT] COLLATE [=] collation_name

DROP DATABASE IF EXISTS db_name;CREATE DATABASE db_name ...;

CREATE DATABASE db1;Query OK, 1 row affected (0.18 sec)CREATE DATABASE db1;ERROR 1007 (HY000): Can't create database 'db1'; database existsCREATE OR REPLACE DATABASE db1;Query OK, 2 rows affected (0.00 sec)CREATE DATABASE IF NOT EXISTS db1;Query OK, 1 row affected, 1 warning (0.01 sec)SHOW WARNINGS;+-------+------+----------------------------------------------+| Level | Code | Message                                      |
+-------+------+----------------------------------------------+| Note  | 1007 | Can't create database 'db1'; database exists |
+-------+------+----------------------------------------------+

CREATE DATABASE czech_slovak_names 
  CHARACTER SET = 'keybcs2'
  COLLATE = 'keybcs2_bin';