addSql(<<<'SQL' CREATE TABLE postcode_lat_lng (id INT AUTO_INCREMENT NOT NULL, postcode VARCHAR(12) NOT NULL, latitude DOUBLE PRECISION NOT NULL, longitude DOUBLE PRECISION NOT NULL, PRIMARY KEY(id)) DEFAULT CHARACTER SET utf8mb4 COLLATE `utf8mb4_unicode_ci` ENGINE = InnoDB SQL); } public function down(Schema $schema): void { // this down() migration is auto-generated, please modify it to your needs $this->addSql(<<<'SQL' DROP TABLE postcode_lat_lng SQL); } }