$installer->addAttribute(Mage_Catalog_Model_Product::ENTITY, 'pagarme_subscription_plan', array('type' => 'int', 'input' => 'select', 'backend' => '', 'frontend' => '', 'label' => 'Plano da Pagarme', 'class' => '', 'source' => 'pagarme/product_attribute_plan', 'global' => Mage_Catalog_Model_Resource_Eav_Attribute::SCOPE_GLOBAL, 'visible' => true, 'required' => false, 'user_defined' => false, 'default' => '', 'searchable' => false, 'filterable' => false, 'comparable' => false, 'visible_on_front' => false, 'unique' => false, 'apply_to' => '', 'is_configurable' => false, 'used_in_product_listing' => true, 'option' => array('values' => array())));
    $attributeId = $installer->getAttributeId(Mage_Catalog_Model_Product::ENTITY, 'pagarme_subscription_plan');
    $defaultSetId = $installer->getAttributeSetId(Mage_Catalog_Model_Product::ENTITY, 'default');
    $installer->addAttributeGroup(Mage_Catalog_Model_Product::ENTITY, $defaultSetId, 'Pagarme');
    //find out the id of the new group
    $groupId = $installer->getAttributeGroup(Mage_Catalog_Model_Product::ENTITY, $defaultSetId, 'Pagarme', 'attribute_group_id');
    //assign the attribute to the group and set
    if ($attributeId > 0) {
        $installer->addAttributeToSet(Mage_Catalog_Model_Product::ENTITY, $defaultSetId, $groupId, $attributeId);
    }
    $attributes = array('price', 'special_price', 'special_from_date', 'special_to_date', 'minimal_price', 'cost', 'tier_price', 'weight', 'tax_class_id');
    foreach ($attributes as $attributeCode) {
        $applyTo = explode(',', $installer->getAttribute(Mage_Catalog_Model_Product::ENTITY, $attributeCode, 'apply_to'));
        if (!in_array('subscription', $applyTo)) {
            $applyTo[] = 'subscription';
            $installer->updateAttribute(Mage_Catalog_Model_Product::ENTITY, $attributeCode, 'apply_to', join(',', $applyTo));
        }
    }
}
function addSubscriptionPlans($installer)
{
    $table = $installer->getTable('pagarme_subscription_plans');
    $sqlBlock = <<<SQLBLOCK
CREATE TABLE IF NOT EXISTS {$table}
(
    id int(11) unsigned NOT NULL AUTO_INCREMENT,
    PRIMARY KEY (id)
) ENGINE=InnoDB DEFAULT CHARSET=utf8 AUTO_INCREMENT=1 COMMENT='Pagarme Subscription Plans';
SQLBLOCK;
    $installer->run($sqlBlock);
    $installer->getConnection()->addColumn($table, 'remote_id', array('type' => Varien_Db_Ddl_Table::TYPE_INTEGER, 'length' => 255, 'nullable' => false, 'comment' => 'Remote ID'));
<?php

/**
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magentocommerce.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magentocommerce.com for more information.
 *
 * @category    Magento
 * @package     Mage_Catalog
 * @subpackage  Test
 * @copyright   Copyright (c) 2012 Magento Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */
$installer = new Mage_Catalog_Model_Resource_Setup('catalog_setup');
$installer->updateAttribute('catalog_product', 'weight', 'is_filterable', 1);
<?php

/**
 * mysql4-upgrade-1.3.1-1.3.2
 *
 * PHP Version 5.5.9
 *
 * @category  Webinse
 * @package   Webinse_DailyDeals
 * @author    Webinse Team <*****@*****.**>
 * @copyright 2015 Webinse Ltd. (https://www.webinse.com)
 * @license   The Open Software License 3.0
 * @link      http://opensource.org/licenses/OSL-3.0
 */
$installer = new Mage_Catalog_Model_Resource_Setup('core_setup');
$installer->startSetup();
$entityTypeId = Mage::getModel('eav/entity')->setType('catalog_product')->getTypeId();
$attributesCode = array('deal_price', 'deal_start_time', 'deal_end_time', 'deal_qty', 'deal_bought', 'deal_status', 'deal_statuses', 'old_special_price', 'old_special_date_from', 'old_special_date_to');
foreach ($attributesCode as $attribute) {
    $installer->updateAttribute($entityTypeId, $attribute, 'apply_to', 'downloadable,simple,virtual');
}
$installer->endSetup();