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('{{%user_account_assignment}}', [ 'id_user_account_assignment' => $this->primaryKey(), 'id_user' => $this->integer(11) , 'id_account' => $this->integer(11) , ], $tableOptions); } public function down() { echo "m151013_154204_add__table__user__account_assignment cannot be reverted.\n"; return false; } /* // Use safeUp/safeDown to run migration code within a transaction public function safeUp() { } public function safeDown() { } */ }