mysql 모든 table 삭제

-- MySQL drop all tables in database
SET @tables = NULL;
SELECT GROUP_CONCAT(table_schema, '.', table_name) INTO @tables
    FROM information_schema.tables
    WHERE table_schema = 'database_name'; -- specify DB name here.
SET @tables = CONCAT('DROP TABLE ', @tables);
PREPARE stmt FROM @tables;
EXECUTE stmt;
DEALLOCATE PREPARE stmt;

5번 라인의 'database name'에 모든 테이블을 삭제할 database 이름을 넣어줌