    SELECT
      customer_id,
      customer_name,
      COUNT(order_id) as total
    FROM
      customers
      INNER JOIN orders ON customers.customer_id = orders.customer_id
    GROUP BY
      customer_id,
      customer_name
    HAVING
      COUNT(order_id) > 5
    ORDER BY
      COUNT(order_id) DESC;

    UPDATE
      customers
    SET
      totalorders = ordersummary.total
    FROM
      (
        SELECT
          customer_id,
          count(order_id) As total
        FROM
          orders
        GROUP BY
          customer_id
      ) As ordersummary
    WHERE
      customers.customer_id = ordersummary.customer_id

    SELECT
      *
    FROM
      sometable
    UNION ALL
    SELECT
      *
    FROM
      someothertable;

    SET
      NAMES 'utf8';

    CREATE TABLE `PREFIX_address` (
      `id_address` int(10) unsigned NOT NULL auto_increment,
      `id_country` int(10) unsigned NOT NULL,
      `id_state` int(10) unsigned default NULL,
      `id_customer` int(10) unsigned NOT NULL default '0',
      `id_manufacturer` int(10) unsigned NOT NULL default '0',
      `id_supplier` int(10) unsigned NOT NULL default '0',
      `id_warehouse` int(10) unsigned NOT NULL default '0',
      `alias` varchar(32) NOT NULL,
      `company` varchar(64) default NULL,
      `lastname` varchar(32) NOT NULL,
      `firstname` varchar(32) NOT NULL,
      `address1` varchar(128) NOT NULL,
      `address2` varchar(128) default NULL,
      `postcode` varchar(12) default NULL,
      `city` varchar(64) NOT NULL,
      `other` text,
      `phone` varchar(16) default NULL,
      `phone_mobile` varchar(16) default NULL,
      `vat_number` varchar(32) default NULL,
      `dni` varchar(16) DEFAULT NULL,
      `date_add` datetime NOT NULL,
      `date_upd` datetime NOT NULL,
      `active` tinyint(1) unsigned NOT NULL default '1',
      `deleted` tinyint(1) unsigned NOT NULL default '0',
      PRIMARY KEY (`id_address`),
      KEY `address_customer` (`id_customer`),
      KEY `id_country` (`id_country`),
      KEY `id_state` (`id_state`),
      KEY `id_manufacturer` (`id_manufacturer`),
      KEY `id_supplier` (`id_supplier`),
      KEY `id_warehouse` (`id_warehouse`)
    ) ENGINE = ENGINE_TYPE DEFAULT CHARSET = utf8

    CREATE TABLE `PREFIX_alias` (
      `id_alias` int(10) unsigned NOT NULL auto_increment,
      `alias` varchar(255) NOT NULL,
      `search` varchar(255) NOT NULL,
      `active` tinyint(1) NOT NULL default '1',
      PRIMARY KEY (`id_alias`),
      UNIQUE KEY `alias` (`alias`)
    ) ENGINE = ENGINE_TYPE DEFAULT CHARSET = utf8

    CREATE TABLE `PREFIX_carrier` (
      `id_carrier` int(10) unsigned NOT NULL AUTO_INCREMENT,
      `id_reference` int(10) unsigned NOT NULL,
      `id_tax_rules_group` int(10) unsigned DEFAULT '0',
      `name` varchar(64) NOT NULL,
      `url` varchar(255) DEFAULT NULL,
      `active` tinyint(1) unsigned NOT NULL DEFAULT '0',
      `deleted` tinyint(1) unsigned NOT NULL DEFAULT '0',
      `shipping_handling` tinyint(1) unsigned NOT NULL DEFAULT '1',
      `range_behavior` tinyint(1) unsigned NOT NULL DEFAULT '0',
      `is_module` tinyint(1) unsigned NOT NULL DEFAULT '0',
      `is_free` tinyint(1) unsigned NOT NULL DEFAULT '0',
      `shipping_external` tinyint(1) unsigned NOT NULL DEFAULT '0',
      `need_range` tinyint(1) unsigned NOT NULL DEFAULT '0',
      `external_module_name` varchar(64) DEFAULT NULL,
      `shipping_method` int(2) NOT NULL DEFAULT '0',
      `position` int(10) unsigned NOT NULL default '0',
      `max_width` int(10) DEFAULT 0,
      `max_height` int(10) DEFAULT 0,
      `max_depth` int(10) DEFAULT 0,
      `max_weight` int(10) DEFAULT 0,
      `grade` int(10) DEFAULT 0,
      PRIMARY KEY (`id_carrier`),
      KEY `deleted` (`deleted`, `active`),
      KEY `id_tax_rules_group` (`id_tax_rules_group`)
    ) ENGINE = ENGINE_TYPE DEFAULT CHARSET = utf8

    CREATE TABLE IF NOT EXISTS `PREFIX_specific_price_rule` (
      `id_specific_price_rule` int(10) unsigned NOT NULL AUTO_INCREMENT,
      `name` VARCHAR(255) NOT NULL,
      `id_shop` int(11) unsigned NOT NULL DEFAULT '1',
      `id_currency` int(10) unsigned NOT NULL,
      `id_country` int(10) unsigned NOT NULL,
      `id_group` int(10) unsigned NOT NULL,
      `from_quantity` mediumint(8) unsigned NOT NULL,
      `price` DECIMAL(20, 6),
      `reduction` decimal(20, 6) NOT NULL,
      `reduction_type` enum('amount', 'percentage') NOT NULL,
      `from` datetime NOT NULL,
      `to` datetime NOT NULL,
      PRIMARY KEY (`id_specific_price_rule`),
      KEY `id_product` (
        `id_shop`, `id_currency`, `id_country`,
        `id_group`, `from_quantity`, `from`,
        `to`
      )
    ) ENGINE = ENGINE_TYPE DEFAULT CHARSET = utf8

    UPDATE
      `PREFIX_configuration`
    SET
      value = '6'
    WHERE
      name = 'PS_SEARCH_WEIGHT_PNAME'

    UPDATE
      `PREFIX_hook_module`
    SET
      position = 1
    WHERE
      id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'displayPayment'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'cheque'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'displayPaymentReturn'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'cheque'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'displayHome'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'homeslider'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'actionAuthentication'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'statsdata'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'actionShopDataDuplication'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'homeslider'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'displayTop'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'blocklanguages'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'actionCustomerAccountAdd'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'statsdata'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'displayCustomerAccount'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'favoriteproducts'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'displayAdminStatsModules'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'statsvisits'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'displayAdminStatsGraphEngine'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'graphvisifire'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'displayAdminStatsGridEngine'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'gridhtml'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'displayLeftColumnProduct'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'blocksharefb'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'actionSearch'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'statssearch'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'actionCategoryAdd'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'blockcategories'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'actionCategoryUpdate'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'blockcategories'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'actionCategoryDelete'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'blockcategories'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'actionAdminMetaSave'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'blockcategories'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'displayMyAccountBlock'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'favoriteproducts'
      )
      OR id_hook = (
        SELECT
          id_hook
        FROM
          `PREFIX_hook`
        WHERE
          name = 'displayFooter'
      )
      AND id_module = (
        SELECT
          id_module
        FROM
          `PREFIX_module`
        WHERE
          name = 'blockreinsurance'
      )

    ALTER TABLE
      `PREFIX_employee`
    ADD
      `bo_color` varchar(32) default NULL
    AFTER
      `stats_date_to`

    INSERT INTO `PREFIX_cms_category_lang`
    VALUES
      (
        1, 3, 'Inicio', '', 'home', NULL, NULL,
        NULL
      )

    INSERT INTO `PREFIX_cms_category`
    VALUES
      (1, 0, 0, 1, NOW(), NOW(), 0)

    UPDATE
      `PREFIX_cms_category`
    SET
      `position` = 0

    ALTER TABLE
      `PREFIX_customer`
    ADD
      `note` text
    AFTER
      `secure_key`

    ALTER TABLE
      `PREFIX_contact`
    ADD
      `customer_service` tinyint(1) NOT NULL DEFAULT 0
    AFTER
      `email`

    INSERT INTO `PREFIX_specific_price` (
      `id_product`, `id_shop`, `id_currency`,
      `id_country`, `id_group`, `priority`,
      `price`, `from_quantity`, `reduction`,
      `reduction_type`, `from`, `to`
    ) (
      SELECT
        dq.`id_product`,
        1,
        1,
        0,
        1,
        0,
        0.00,
        dq.`quantity`,
        IF(
          dq.`id_discount_type` = 2, dq.`value`,
          dq.`value` / 100
        ),
        IF (
          dq.`id_discount_type` = 2, 'amount',
          'percentage'
        ),
        '0000-00-00 00:00:00',
        '0000-00-00 00:00:00'
      FROM
        `PREFIX_discount_quantity` dq
        INNER JOIN `PREFIX_product` p ON (p.`id_product` = dq.`id_product`)
    )

    DROP
      TABLE `PREFIX_discount_quantity`

    INSERT INTO `PREFIX_specific_price` (
      `id_product`, `id_shop`, `id_currency`,
      `id_country`, `id_group`, `priority`,
      `price`, `from_quantity`, `reduction`,
      `reduction_type`, `from`, `to`
    ) (
      SELECT
        p.`id_product`,
        1,
        0,
        0,
        0,
        0,
        0.00,
        1,
        IF(
          p.`reduction_price` > 0, p.`reduction_price`,
          p.`reduction_percent` / 100
        ),
        IF(
          p.`reduction_price` > 0, 'amount',
          'percentage'
        ),
        IF (
          p.`reduction_from` = p.`reduction_to`,
          '0000-00-00 00:00:00', p.`reduction_from`
        ),
        IF (
          p.`reduction_from` = p.`reduction_to`,
          '0000-00-00 00:00:00', p.`reduction_to`
        )
      FROM
        `PREFIX_product` p
      WHERE
        p.`reduction_price`
        OR p.`reduction_percent`
    )

    ALTER TABLE
      `PREFIX_product`
    DROP
      `reduction_price`,
    DROP
      `reduction_percent`,
    DROP
      `reduction_from`,
    DROP
      `reduction_to`

    INSERT INTO `PREFIX_configuration` (
      `name`, `value`, `date_add`, `date_upd`
    )
    VALUES
      (
        'PS_SPECIFIC_PRICE_PRIORITIES',
        'id_shop;id_currency;id_country;id_group',
        NOW(), NOW()
      ),
      ('PS_TAX_DISPLAY', 0, NOW(), NOW()),
      (
        'PS_SMARTY_FORCE_COMPILE', 1, NOW(),
        NOW()
      ),
      (
        'PS_DISTANCE_UNIT', 'km', NOW(), NOW()
      ),
      (
        'PS_STORES_DISPLAY_CMS', 0, NOW(),
        NOW()
      ),
      (
        'PS_STORES_DISPLAY_FOOTER', 0, NOW(),
        NOW()
      ),
      (
        'PS_STORES_SIMPLIFIED', 0, NOW(),
        NOW()
      ),
      (
        'PS_STATSDATA_CUSTOMER_PAGESVIEWS',
        1, NOW(), NOW()
      ),
      (
        'PS_STATSDATA_PAGESVIEWS', 1, NOW(),
        NOW()
      ),
      (
        'PS_STATSDATA_PLUGINS', 1, NOW(),
        NOW()
      )

    INSERT INTO `PREFIX_configuration` (
      `name`, `value`, `date_add`, `date_upd`
    )
    VALUES
      (
        'PS_CONDITIONS_CMS_ID',
        IFNULL(
          (
            SELECT
              `id_cms`
            FROM
              `PREFIX_cms`
            WHERE
              `id_cms` = 3
          ),
          0
        ),
        NOW(),
        NOW()
      )

    CREATE TEMPORARY TABLE `PREFIX_configuration_tmp` (`value` text)

    SET
      @defaultOOS = (
        SELECT
          value
        FROM
          `PREFIX_configuration`
        WHERE
          name = 'PS_ORDER_OUT_OF_STOCK'
      )

    UPDATE
      `PREFIX_product` p
    SET
      `cache_default_attribute` = 0
    WHERE
      `id_product` NOT IN (
        SELECT
          `id_product`
        FROM
          `PREFIX_product_attribute`
      )

    INSERT INTO `PREFIX_hook` (
      `name`, `title`, `description`, `position`
    )
    VALUES
      (
        'processCarrier', 'Carrier Process',
        NULL, 0
      )

    INSERT INTO `PREFIX_stock_mvt_reason_lang` (
      `id_stock_mvt_reason`, `id_lang`,
      `name`
    )
    VALUES
      (1, 1, 'Order'),
      (1, 2, 'Commande'),
      (2, 1, 'Missing Stock Movement'),
      (
        2, 2, 'Mouvement de stock manquant'
      ),
      (3, 1, 'Restocking'),
      (3, 2, 'RÃ©assort')

    INSERT INTO `PREFIX_meta_lang` (
      `id_lang`, `id_meta`, `title`, `url_rewrite`
    )
    VALUES
      (
        1,
        (
          SELECT
            `id_meta`
          FROM
            `PREFIX_meta`
          WHERE
            `page` = 'authentication'
        ),
        'Authentication',
        'authentication'
      ),
      (
        2,
        (
          SELECT
            `id_meta`
          FROM
            `PREFIX_meta`
          WHERE
            `page` = 'authentication'
        ),
        'Authentification',
        'authentification'
      ),
      (
        3,
        (
          SELECT
            `id_meta`
          FROM
            `PREFIX_meta`
          WHERE
            `page` = 'authentication'
        ),
        'AutenticaciÃ³n',
        'autenticacion'
      )

    LOCK TABLES `admin_assert` WRITE

    UNLOCK TABLES

    DROP
      TABLE IF EXISTS `admin_role`

    SELECT
      *
    FROM
      -- This is another comment
      MyTable # One final comment

      /* This is a block comment
      */
    WHERE
      1 = 2;

    SELECT
      -- This is a test

    SELECT
      Test
    FROM
      Test
    WHERE
      (MyColumn = 1)
    )
    AND (
      (
        (SomeOtherColumn = 2);
    WARNING: unclosed parentheses or section

    SELECT
      *
    LIMIT
      1;
    SELECT
      a,
      b,
      c,
      d
    FROM
      e
    LIMIT
      1, 2;
    SELECT
      1,
      2,
      3
    WHERE
      a in (1, 2, 3, 4, 5)
      and b = 5;

    SELECT
      count - 50
    WHERE
      a - 50 = b
    WHERE
      1
      and -50
    WHERE
      -50 = a
    WHERE
      a = -50
    WHERE
      1
      /*test*/
      -50
    WHERE
      1
      and -50;

    SELECT
      @
      and b;

    SELECT
      @"weird variable name";

    SELECT
      "no closing quote