queryes em SQL para dados dos clientes https://groups.google.com/forum/#!searchin/magentobr/sql/magentobr/5hTos8GkYcw/mZLEqtjfoH0J

customer.sql

SELECT `e`.*, `at_prefix`.`value` AS `prefix`, `at_firstname`.`value` AS `firstname`, `at_middlename`.`value` AS `middlename`, `at_lastname`.`value` AS `lastname`, `at_suffix`.`value` AS `suffix`, CONCAT(IF(at_prefix.value IS NOT NULL AND at_prefix.value != '', CONCAT(LTRIM(RTRIM(at_prefix.value)), ' '), ''), LTRIM(RTRIM(at_firstname.value)), ' ', IF(at_middlename.value IS NOT NULL AND at_middlename.value != '', CONCAT(LTRIM(RTRIM(at_middlename.value)), ' '), ''), LTRIM(RTRIM(at_lastname.value)), IF(at_suffix.value IS NOT NULL AND at_suffix.value != '', CONCAT(' ', LTRIM(RTRIM(at_suffix.value))), '')) AS `name`, `at_default_billing`.`value` AS `default_billing`, `at_billing_postcode`.`value` AS `billing_postcode`, `at_billing_city`.`value` AS `billing_city`, `at_billing_telephone`.`value` AS `billing_telephone`, `at_billing_region`.`value` AS `billing_region`, `at_billing_country_id`.`value` AS `billing_country_id` FROM `customer_entity` AS `e`
 LEFT JOIN `customer_entity_varchar` AS `at_prefix` ON (`at_prefix`.`entity_id` = `e`.`entity_id`) AND (`at_prefix`.`attribute_id` = '4')
 LEFT JOIN `customer_entity_varchar` AS `at_firstname` ON (`at_firstname`.`entity_id` = `e`.`entity_id`) AND (`at_firstname`.`attribute_id` = '5')
 LEFT JOIN `customer_entity_varchar` AS `at_middlename` ON (`at_middlename`.`entity_id` = `e`.`entity_id`) AND (`at_middlename`.`attribute_id` = '6')
 LEFT JOIN `customer_entity_varchar` AS `at_lastname` ON (`at_lastname`.`entity_id` = `e`.`entity_id`) AND (`at_lastname`.`attribute_id` = '7')
 LEFT JOIN `customer_entity_varchar` AS `at_suffix` ON (`at_suffix`.`entity_id` = `e`.`entity_id`) AND (`at_suffix`.`attribute_id` = '8')
 LEFT JOIN `customer_entity_int` AS `at_default_billing` ON (`at_default_billing`.`entity_id` = `e`.`entity_id`) AND (`at_default_billing`.`attribute_id` = '13')
 LEFT JOIN `customer_address_entity_varchar` AS `at_billing_postcode` ON (`at_billing_postcode`.`entity_id` = `at_default_billing`.`value`) AND (`at_billing_postcode`.`attribute_id` = '33')
 LEFT JOIN `customer_address_entity_varchar` AS `at_billing_city` ON (`at_billing_city`.`entity_id` = `at_default_billing`.`value`) AND (`at_billing_city`.`attribute_id` = '29')
 LEFT JOIN `customer_address_entity_varchar` AS `at_billing_telephone` ON (`at_billing_telephone`.`entity_id` = `at_default_billing`.`value`) AND (`at_billing_telephone`.`attribute_id` = '34')
 LEFT JOIN `customer_address_entity_varchar` AS `at_billing_region` ON (`at_billing_region`.`entity_id` = `at_default_billing`.`value`) AND (`at_billing_region`.`attribute_id` = '31')
 LEFT JOIN `customer_address_entity_varchar` AS `at_billing_country_id` ON (`at_billing_country_id`.`entity_id` = `at_default_billing`.`value`) AND (`at_billing_country_id`.`attribute_id` = '30') WHERE (`e`.`entity_type_id` = '1') ORDER BY `e`.`entity_id` DESC LIMIT 20