db->driverName === 'mysql') { // http://stackoverflow.com/questions/766809/whats-the-difference-between-utf8-general-ci-and-utf8-unicode-ci $tableOptions = 'CHARACTER SET utf8 COLLATE utf8_unicode_ci ENGINE=InnoDB'; } $this->createTable('{{%image}}', [ 'id_image' => $this->primaryKey(), 'path' => $this->string(255), 'created_at' => $this->dateTime()->notNull(), 'updated_at' => $this->dateTime()->notNull(), ], $tableOptions); } public function down() { echo "m151127_152631_add__table__image cannot be reverted.\n"; return false; } /* // Use safeUp/safeDown to run migration code within a transaction public function safeUp() { } public function safeDown() { } */ }