我一直在尝试优化此查询，并且无法让它在15分钟内完成！ 在左侧和内侧连接处玩游戏时，我看不到任何真正的性能优势。我试图将一些连接切换到子查询，也没有。检查了一些索引并根据查询中的外观顺序对它们重新排序。纳达。我可以让这个查询运行20秒，但目前它运行了几分钟。解释显示546的最大结果，所以我不确定为什么要花那么长时间。最大的表是distro_company_locations，有92,000条记录。
任何帮助将不胜感激。 运行MySQL 5.6。
有关简化查询的信息，请参见下文
说明：
"id" "select_type" "table" "type" "possible_keys" "key" "key_len" "ref" "rows" "filtered" "Extra"
"1" "PRIMARY" "distro_company_product" "index" "PRIMARY,distro_company_product_idx1" "distro_company_product_idx1" "439" "546" "75.09" "Using where; Using index; Using temporary; Using filesort"
"1" "PRIMARY" "distro_company_product_country" "ref" "PRIMARY" "PRIMARY" "4" "forex.distro_company_product.id" "1" "100" "Using index"
"1" "PRIMARY" "<derived2>" "ref" "<auto_key1>" "<auto_key1>" "4" "forex.distro_company_product.id" "15" "100"
"1" "PRIMARY" "distro_company_payers_priority" "ref" "distro_company_payers_priority_idx1" "distro_company_payers_priority_idx1" "6" "distro_company_product_payers.payer_id,const" "2" "100" "Using where; Using index"
"1" "PRIMARY" "distro_company_product_exchangerates" "ref" "distro_company_product_exchangerates_idx1" "distro_company_product_exchangerates_idx1" "4" "forex.distro_company_product.id" "1" "100" "Using index"
"1" "PRIMARY" "distro_company_product_location" "ref" "PRIMARY" "PRIMARY" "4" "forex.distro_company_product.id" "17" "100" "Using index"
"1" "PRIMARY" "a" "ref" "PRIMARY" "PRIMARY" "8" "forex.distro_company_product_location.location_id" "1" "100" "Using index"
"1" "PRIMARY" "b" "ALL" "1" "100" "Using where"
"1" "PRIMARY" "distro_company_payers_link" "eq_ref" "PRIMARY,distro_company_payers_link_idx1" "PRIMARY" "8" "func,const" "1" "100" "Using where"
"1" "PRIMARY" "distro_company_locations" "ref" "PRIMARY,location_data,distro_company_locations_idx1" "PRIMARY" "8" "forex.distro_company_product_location.location_id" "1" "100" "Using where"
"1" "PRIMARY" "distro_company_location_payer" "eq_ref" "PRIMARY,distro_company_location_payer_idx1" "PRIMARY" "12" "forex.distro_company_locations.id,distro_company_product_payers.payer_id" "1" "100" "Using index"
"1" "PRIMARY" "currencies" "ref" "PRIMARY,currencies_idx1" "PRIMARY" "2" "forex.distro_company_product_exchangerates.currency_id" "1" "100"
"1" "PRIMARY" "dc" "ref_or_null" "distro_company_disabled_currency_idx1" "distro_company_disabled_currency_idx1" "8" "forex.distro_company_product_exchangerates.currency_id,const" "2" "100" "Using where; Not exists; Using index"
"1" "PRIMARY" "distro_company_location_currency" "eq_ref" "PRIMARY,distro_company_location_currency_idx1" "PRIMARY" "10" "forex.distro_company_product_location.location_id,forex.distro_company_product_exchangerates.currency_id" "1" "100"
"1" "PRIMARY" "distro_company_automatic_promo" "index" "distro_company_automatic_promo_idx1" "distro_company_automatic_promo_idx1" "18" "2" "100" "Using where; Using index; Using join buffer (Block Nested Loop)"
"1" "PRIMARY" "promos" "eq_ref" "PRIMARY,promos_idx1" "PRIMARY" "4" "forex.distro_company_automatic_promo.promo_id" "1" "100" "Using where"
"1" "PRIMARY" "product_id_limits" "ref_or_null" "distro_company_id_limits_idx1" "distro_company_id_limits_idx1" "3" "const" "2" "100" "Using where; Using index"
"1" "PRIMARY" "payer_id_limits" "ref" "distro_company_id_limits_idx2" "distro_company_id_limits_idx2" "5" "distro_company_product_payers.payer_id" "1" "100" "Using index"
"1" "PRIMARY" "distro_company_disabled_product" "eq_ref" "PRIMARY" "PRIMARY" "4" "forex.distro_company_product.id" "1" "100" "Using where; Not exists; Using index"
"2" "DERIVED" "<derived4>" "ALL" "289" "100" "Using where; Using temporary; Using filesort"
"2" "DERIVED" "b" "ref" "PRIMARY,distro_company_location_payer_idx1" "distro_company_location_payer_idx1" "4" "c.id" "16" "100" "Using where; Using index"
"2" "DERIVED" "a" "ref" "distro_company_product_location_idx1" "distro_company_product_location_idx1" "8" "forex.b.location_id" "1" "100" "Using where; Using index"
"4" "DERIVED" "a" "ALL" "289" "100" "Using temporary; Using filesort"
"4" "DERIVED" "b" "ALL" "1" "100" "Using where; Using join buffer (Block Nested Loop)"
"4" "DERIVED" "c" "eq_ref" "PRIMARY" "PRIMARY" "4" "forex.b.payer_id" "1" "100"
"3" "DEPENDENT SUBQUERY" "d" "ALL" "1" "100" "Using where"
"3" "DEPENDENT SUBQUERY" "e" "ref" "PRIMARY" "PRIMARY" "4" "forex.a.product_id" "1" "100" "Using where; Using index"
以下是架构：
CREATE TABLE `distro_company_product` (
`id` INTEGER(11) NOT NULL AUTO_INCREMENT,
`company_id` SMALLINT(6) UNSIGNED NOT NULL,
`delivery_type` TINYINT(4) UNSIGNED DEFAULT NULL COMMENT '1 - bank deposit\r\n2 - cash pickup\r\n3 - mobile\r\n4 - home delivery\r\n5 - bill pay\r\n6 - top up',
`fee_ach` DOUBLE(15,3) DEFAULT NULL,
`fee_cc` DOUBLE(15,3) DEFAULT NULL,
`fee_debit` DOUBLE(15,3) DEFAULT NULL,
`max_limit` DOUBLE(15,3) UNSIGNED DEFAULT NULL,
`min_limit` DOUBLE(15,3) UNSIGNED DEFAULT NULL,
`fee_misc` DOUBLE(15,3) DEFAULT NULL,
`number_of_locations` MEDIUMINT(9) UNSIGNED DEFAULT 0,
`special_fields` INTEGER(10) UNSIGNED NOT NULL,
`partner_id` VARCHAR(20) COLLATE utf8_general_ci DEFAULT NULL,
`availability` VARCHAR(100) COLLATE utf8_general_ci DEFAULT NULL,
`require_location` ENUM('NOT_REQUIRED','REQUIRED_LOCATION','REQUIRED_LOCATION_FOR_PRICE','REQUIRED_PAYER','REQUIRED_PAYER_FOR_PRICE') COLLATE utf8_general_ci NOT NULL DEFAULT 'NOT_REQUIRED' COMMENT '0 - does not require location\r\n1 - requires location\r\n2 - requires location to show price\r\n3 - requires payer\r\n4 - requires payer to show price',
`priority` TINYINT(3) UNSIGNED DEFAULT 0,
PRIMARY KEY USING BTREE (`id`, `company_id`),
KEY `distro_company_product_idx1` USING BTREE (`id`, `company_id`, `delivery_type`, `fee_ach`, `fee_cc`, `fee_debit`, `max_limit`, `min_limit`, `priority`, `fee_misc`, `number_of_locations`, `special_fields`, `availability`, `require_location`, `partner_id`)
) ENGINE=InnoDB
AUTO_INCREMENT=3813 CHARACTER SET 'utf8' COLLATE 'utf8_general_ci'
;
CREATE TABLE `distro_company_product_country` (
`country_id` SMALLINT(6) UNSIGNED NOT NULL,
`product_id` INTEGER(11) NOT NULL,
PRIMARY KEY USING BTREE (`product_id`, `country_id`)
) ENGINE=InnoDB
CHARACTER SET 'utf8' COLLATE 'utf8_general_ci'
;
CREATE TABLE `distro_company_payers_priority` (
`payer_id` INTEGER(11) NOT NULL,
`country_id` SMALLINT(5) UNSIGNED NOT NULL,
`currency_id` SMALLINT(5) UNSIGNED DEFAULT NULL,
`company_id` SMALLINT(5) UNSIGNED NOT NULL,
`priority` SMALLINT(6) NOT NULL,
`product_id` INTEGER(11) NOT NULL,
KEY `distro_company_payers_priority_idx1` USING BTREE (`payer_id`, `company_id`, `product_id`, `country_id`, `currency_id`, `priority`)
) ENGINE=InnoDB
CHARACTER SET 'utf8' COLLATE 'utf8_general_ci'
;
CREATE TABLE `distro_company_product_exchangerates` (
`product_id` INTEGER(11) NOT NULL,
`exchange_rate` DOUBLE(15,7) UNSIGNED DEFAULT NULL,
`currency_id` SMALLINT(6) UNSIGNED NOT NULL,
`last_update` TIMESTAMP NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
`max_amount` FLOAT(9,3) UNSIGNED DEFAULT NULL,
`min_amount` FLOAT(9,3) UNSIGNED DEFAULT NULL,
`rule_id` INTEGER(11) UNSIGNED NOT NULL,
PRIMARY KEY USING BTREE (`currency_id`, `product_id`, `rule_id`),
UNIQUE KEY `distro_company_product_exchangerates_idx1` USING BTREE (`product_id`, `rule_id`, `currency_id`, `last_update`, `exchange_rate`)
) ENGINE=InnoDB
CHARACTER SET 'utf8' COLLATE 'utf8_general_ci'
;
CREATE TABLE `distro_company_product_location` (
`product_id` INTEGER(11) NOT NULL,
`location_id` BIGINT(20) NOT NULL,
PRIMARY KEY USING BTREE (`product_id`, `location_id`),
UNIQUE KEY `distro_company_product_location_idx1` USING BTREE (`location_id`, `product_id`)
) ENGINE=InnoDB
CHARACTER SET 'utf8' COLLATE 'utf8_general_ci'
;
CREATE TABLE `distro_company_payers_link` (
`payer_id` INTEGER(10) UNSIGNED NOT NULL,
`company_id` INTEGER(10) UNSIGNED NOT NULL,
`require_location` TINYINT(1) UNSIGNED NOT NULL DEFAULT 0,
`fee_rule_id` INTEGER(11) DEFAULT NULL,
`exchange_rate_rule_id` INTEGER(11) DEFAULT NULL,
PRIMARY KEY USING BTREE (`payer_id`, `company_id`),
KEY `distro_company_payers_link_idx1` USING BTREE (`payer_id`, `company_id`, `require_location`)
) ENGINE=InnoDB
CHARACTER SET 'utf8' COLLATE 'utf8_general_ci'
;
CREATE TABLE `distro_company_locations` (
`id` BIGINT(20) NOT NULL AUTO_INCREMENT,
`country_id` SMALLINT(6) UNSIGNED NOT NULL,
`state` VARCHAR(25) COLLATE utf8_general_ci DEFAULT NULL,
`city` VARCHAR(50) COLLATE utf8_general_ci DEFAULT NULL,
`address1` VARCHAR(200) COLLATE utf8_general_ci DEFAULT NULL,
`address2` VARCHAR(200) COLLATE utf8_general_ci NOT NULL,
`geocoordinates` POINT DEFAULT NULL,
`location_name` VARCHAR(100) COLLATE utf8_general_ci DEFAULT NULL,
`locationLimit` DOUBLE(15,3) NOT NULL DEFAULT 0.000 COMMENT 'Maximum location payment amount in USD',
`special_fields` INTEGER(10) UNSIGNED NOT NULL,
`hours_of_ops` VARCHAR(100) COLLATE utf8_general_ci DEFAULT NULL,
`phone` VARCHAR(20) COLLATE utf8_general_ci DEFAULT NULL,
PRIMARY KEY USING BTREE (`id`, `country_id`),
UNIQUE KEY `location_data` USING BTREE (`id`, `country_id`, `state`, `city`, `address1`, `address2`, `geocoordinates`, `location_name`, `phone`),
KEY `distro_company_locations_idx1` USING BTREE (`id`, `special_fields`)
) ENGINE=InnoDB
AUTO_INCREMENT=100502 CHARACTER SET 'utf8' COLLATE 'utf8_general_ci'
;
CREATE TABLE `distro_company_location_payer` (
`location_id` BIGINT(20) NOT NULL,
`payer_id` INTEGER(11) NOT NULL,
PRIMARY KEY USING BTREE (`location_id`, `payer_id`),
UNIQUE KEY `distro_company_location_payer_idx1` USING BTREE (`payer_id`, `location_id`)
) ENGINE=InnoDB
CHARACTER SET 'utf8' COLLATE 'utf8_general_ci'
;
CREATE TABLE `currencies` (
`id` SMALLINT(6) UNSIGNED NOT NULL AUTO_INCREMENT,
`currency_name` VARCHAR(50) COLLATE latin1_swedish_ci NOT NULL,
`symbol` CHAR(3) COLLATE latin1_swedish_ci NOT NULL,
`iso` SMALLINT(6) UNSIGNED NOT NULL,
PRIMARY KEY USING BTREE (`id`, `symbol`),
UNIQUE KEY `symbol` USING BTREE (`symbol`),
UNIQUE KEY `iso` USING BTREE (`iso`),
KEY `currencies_idx1` USING BTREE (`id`, `symbol`, `currency_name`)
) ENGINE=InnoDB
AUTO_INCREMENT=175 CHARACTER SET 'latin1' COLLATE 'latin1_swedish_ci'
;
CREATE TABLE `distro_company_disabled_currency` (
`currency_id` SMALLINT(5) UNSIGNED DEFAULT NULL,
`company_id` INTEGER(11) DEFAULT NULL,
`product_id` INTEGER(11) DEFAULT NULL,
`rule_id` INTEGER(11) NOT NULL AUTO_INCREMENT,
PRIMARY KEY USING BTREE (`rule_id`),
KEY `distro_company_disabled_currency_idx1` USING BTREE (`currency_id`, `company_id`, `product_id`, `rule_id`)
) ENGINE=InnoDB
AUTO_INCREMENT=2 CHARACTER SET 'utf8' COLLATE 'utf8_general_ci'
;
CREATE TABLE `distro_company_location_currency` (
`location_id` BIGINT(20) NOT NULL,
`currency_id` SMALLINT(6) UNSIGNED NOT NULL,
`exchange_rate` DOUBLE(15,7) UNSIGNED NOT NULL,
`last_update` TIMESTAMP NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
PRIMARY KEY USING BTREE (`location_id`, `currency_id`),
KEY `distro_company_location_currency_idx1` USING BTREE (`location_id`, `currency_id`, `exchange_rate`, `last_update`)
) ENGINE=InnoDB
CHARACTER SET 'utf8' COLLATE 'utf8_general_ci'
;
CREATE TABLE `distro_company_automatic_promo` (
`promo_id` INTEGER(10) UNSIGNED DEFAULT NULL,
`product_id` INTEGER(11) DEFAULT NULL,
`country_id` SMALLINT(5) UNSIGNED DEFAULT NULL,
`company_id` INTEGER(11) DEFAULT NULL,
KEY `distro_company_automatic_promo_idx1` USING BTREE (`product_id`, `country_id`, `company_id`, `promo_id`)
) ENGINE=InnoDB
CHARACTER SET 'utf8' COLLATE 'utf8_general_ci'
;
CREATE TABLE `promos` (
`id` INTEGER(10) UNSIGNED NOT NULL AUTO_INCREMENT,
`promo_code` VARCHAR(50) COLLATE latin1_swedish_ci NOT NULL,
`amount` DECIMAL(10,2) NOT NULL DEFAULT 0.00,
`start_promo` DATE NOT NULL,
`end_promo` DATE NOT NULL,
`percentage` TINYINT(1) NOT NULL DEFAULT 0,
`usage_limit` TINYINT(4) UNSIGNED NOT NULL DEFAULT 0,
`sticky_promo_mins` INTEGER(11) UNSIGNED DEFAULT NULL ,
`first_time_only` TINYINT(1) DEFAULT 0 ,
`max_usage_limit` SMALLINT(6) DEFAULT NULL ,
`min_send_amount` FLOAT DEFAULT 0 ,
`max_send_amount` FLOAT DEFAULT 0 ,
`is_bonus_promo` TINYINT(1) DEFAULT 0 ,
PRIMARY KEY USING BTREE (`id`),
KEY `promos_idx1` USING BTREE (`id`, `start_promo`, `end_promo`, `promo_code`)
) ENGINE=InnoDB
AUTO_INCREMENT=43 CHARACTER SET 'latin1' COLLATE 'latin1_swedish_ci'
;
CREATE TABLE `distro_company_id_limits` (
`company_id` SMALLINT(5) UNSIGNED DEFAULT NULL,
`product_id` INTEGER(11) DEFAULT NULL,
`payer_id` INTEGER(11) DEFAULT NULL,
`id_limit` FLOAT UNSIGNED,
KEY `distro_company_id_limits_idx2` USING BTREE (`payer_id`, `id_limit`),
KEY `distro_company_id_limits_idx1` USING BTREE (`company_id`, `product_id`, `id_limit`)
) ENGINE=InnoDB
CHARACTER SET 'utf8' COLLATE 'utf8_general_ci'
;
CREATE TABLE `distro_company_disabled_product` (
`product_id` INTEGER(11) NOT NULL,
PRIMARY KEY USING BTREE (`product_id`)
) ENGINE=InnoDB
CHARACTER SET 'utf8' COLLATE 'utf8_general_ci'
;
CREATE ALGORITHM=UNDEFINED DEFINER='system'@'%' SQL SECURITY DEFINER VIEW `distro_company_location_payer_merged`
AS
select
`a`.`location_id` AS `location_id`,
ifnull(`b`.`payer_id`, `a`.`payer_id`) AS `payer_id`
from
(`distro_company_location_payer` `a`
left join `distro_company_payer_merge` `b` on (((`b`.`payer_to_replace_id` = `a`.`payer_id`) and (`b`.`complete_merge` = 1))));
CREATE ALGORITHM=UNDEFINED DEFINER='system'@'%' SQL SECURITY DEFINER VIEW `distro_company_product_payers`
AS
select
`a`.`product_id` AS `product_id`,
`b`.`payer_id` AS `payer_id`,
`c`.`logo` AS `logo`,
`c`.`name` AS `name`,
count(`a`.`location_id`) AS `number_of_locations`
from
((`distro_company_product_location` `a`
join `distro_company_location_payer` `b`)
join `distro_company_payers_merged` `c`)
where
((`b`.`location_id` = `a`.`location_id`) and
(`c`.`id` = `b`.`payer_id`) and
(not (`c`.`id` in (
select
`d`.`payer_id`
from
(`distro_company_disabled_payer` `d`
join `distro_company_product_country` `e`)
where
((`e`.`product_id` = `a`.`product_id`) and
(isnull(`d`.`product_id`) or
(`a`.`product_id` = `d`.`product_id`)) and
(isnull(`d`.`country_id`) or
(`d`.`country_id` = `e`.`country_id`)))
))))
group by
`a`.`product_id`,
`b`.`payer_id`;
CREATE ALGORITHM=UNDEFINED DEFINER='system'@'%' SQL SECURITY DEFINER VIEW `distro_company_payers_merged`
AS
select
if (`b`.`complete_merge`, `c`.`id`, `a`.`id`) AS `id`,
if (isnull(`c`.`logo`), `a`.`logo`, `c`.`logo`) AS `logo`,
if (isnull(`c`.`name`), `a`.`name`, `c`.`name`) AS `name`
from
((`distro_company_payers` `a`
left join `distro_company_payer_merge` `b` on ((`b`.`payer_to_replace_id` = `a`.`id`)))
left join `distro_company_payers` `c` on ((`c`.`id` = `b`.`payer_id`)))
group by
`id`;
CREATE TABLE `distro_company_payer_merge` (
`payer_to_replace_id` INTEGER(11) DEFAULT NULL,
`payer_id` INTEGER(11) DEFAULT NULL,
`complete_merge` TINYINT(1) DEFAULT 0 COMMENT 'If true, will also merge id\r\nIf false, only merge name/logo'
) ENGINE=InnoDB
AVG_ROW_LENGTH=8192 CHARACTER SET 'latin1' COLLATE 'latin1_swedish_ci'
;
更多信息 - 更新
尝试缩小问题范围。我已经简化了一下查询并摆脱了一些花里胡哨的东西。仍然需要超过5分钟的时间来执行（我终止后甚至不确定需要多长时间） 这是更新的查询：
SELECT `distro_company_product`.`id`,
`delivery_type`,
`fee_ach`,
`fee_cc`,
`fee_debit`,
`max_limit`,
`min_limit`,
`distro_company_product`.`priority`,
`fee_misc`,
distro_company_product.`number_of_locations`,
`distro_company_product`.`special_fields` AS `special_field_id`,
distro_company_product_country.`country_id`,
`availability`,
distro_company_product.`require_location`
FROM `distro_company_product`
INNER JOIN `distro_company_product_country` ON `distro_company_product_country`.product_id =
`distro_company_product`.id
INNER JOIN `distro_company_product_exchangerates` ON distro_company_product_exchangerates.product_id = `distro_company_product`.id
INNER JOIN `currencies` ON `currencies`.id = `distro_company_product_exchangerates`.currency_id
INNER JOIN `distro_company_product_location` ON
`distro_company_product_location`.product_id =
`distro_company_product`.id
INNER JOIN `distro_company_location_currency` ON
`distro_company_product_location`.`location_id` =
`distro_company_location_currency`.`location_id` AND
`distro_company_location_currency`.currency_id = distro_company_product_exchangerates.currency_id
LEFT JOIN distro_company_product_payers ON distro_company_product_payers.product_id = `distro_company_product`.id
LEFT JOIN distro_company_payers_priority ON distro_company_payers_priority.payer_id = `distro_company_product_payers`.payer_id AND
(distro_company_payers_priority.company_id IS NULL OR distro_company_payers_priority.company_id = `distro_company_product`.company_id) AND
(distro_company_payers_priority.product_id IS NULL OR distro_company_payers_priority.product_id = `distro_company_product`.id) AND
(distro_company_payers_priority.country_id IS NULL OR distro_company_payers_priority.country_id = `distro_company_product_country`.country_id)
LEFT JOIN `distro_company_location_payer_merged` ON distro_company_product_location.location_id = distro_company_location_payer_merged.location_id
LEFT JOIN distro_company_payers_link ON distro_company_payers_link.payer_id = `distro_company_location_payer_merged`.payer_id AND distro_company_payers_link.company_id = `distro_company_product`.company_id
LEFT JOIN `distro_company_location_payer` ON `distro_company_location_payer`.location_id = `distro_company_product_location`.location_id AND
`distro_company_location_payer`.payer_id = `distro_company_product_payers`.payer_id
LEFT JOIN `distro_company_disabled_currency` as dc ON dc.currency_id = distro_company_product_exchangerates.currency_id AND
(dc.company_id IS NULL OR dc.company_id = `distro_company_product`.company_id) AND
(dc.product_id IS NULL OR dc.product_id = `distro_company_product`.id)
LEFT JOIN distro_company_automatic_promo ON
(distro_company_automatic_promo.product_id = distro_company_product.id OR
distro_company_automatic_promo.country_id = distro_company_product_country.country_id OR
distro_company_automatic_promo.company_id = `distro_company_product`.company_id)
LEFT JOIN promos ON
distro_company_automatic_promo.promo_id = promos.id
LEFT JOIN distro_company_id_limits as product_id_limits ON
(product_id_limits.company_id IS NULL OR product_id_limits.company_id = `distro_company_product`.company_id) AND
(product_id_limits.product_id IS NULL OR product_id_limits.product_id = `distro_company_product`.id) AND
(product_id_limits.company_id IS NOT NULL OR product_id_limits.product_id IS NOT NULL)
LEFT JOIN distro_company_id_limits as `payer_id_limits` ON
payer_id_limits.payer_id = `distro_company_product_payers`.payer_id
LEFT JOIN distro_company_disabled_product ON distro_company_disabled_product.product_id = `distro_company_product`.id
WHERE `distro_company_product`.company_id = 8 AND dc.rule_id IS NULL AND distro_company_disabled_product.product_id IS NULL
更新的EXPLAIN：
"id" "select_type" "table" "type" "possible_keys" "key" "key_len" "ref" "rows" "filtered" "Extra"
"1" "PRIMARY" "distro_company_product" "ref" "PRIMARY,distro_company_product_idx1,company_id,id" "company_id" "2" "const" "10" "100"
"1" "PRIMARY" "distro_company_product_exchangerates" "ref" "PRIMARY,distro_company_product_exchangerates_idx1,product_id" "distro_company_product_exchangerates_idx1" "4" "forex.distro_company_product.id" "1" "100" "Using index"
"1" "PRIMARY" "currencies" "ref" "PRIMARY,currencies_idx1" "PRIMARY" "2" "forex.distro_company_product_exchangerates.currency_id" "1" "100" "Using index"
"1" "PRIMARY" "distro_company_product_country" "ref" "PRIMARY,product_id" "PRIMARY" "4" "forex.distro_company_product.id" "1" "100" "Using index"
"1" "PRIMARY" "distro_company_product_location" "ref" "PRIMARY,distro_company_product_location_idx1,product_id,location_id" "PRIMARY" "4" "forex.distro_company_product.id" "71" "100" "Using index"
"1" "PRIMARY" "distro_company_location_currency" "eq_ref" "PRIMARY,distro_company_location_currency_idx1,location_id" "PRIMARY" "10" "forex.distro_company_product_location.location_id,forex.distro_company_product_exchangerates.currency_id" "1" "100" "Using index"
"1" "PRIMARY" "<derived2>" "ref" "<auto_key1>" "<auto_key1>" "4" "forex.distro_company_product.id" "122" "100"
"1" "PRIMARY" "distro_company_payers_priority" "ref" "distro_company_payers_priority_idx1,payer_id,product_id,company_id" "payer_id" "4" "distro_company_product_payers.payer_id" "1" "100" "Using where"
"1" "PRIMARY" "a" "ref" "PRIMARY,location_id" "PRIMARY" "8" "forex.distro_company_product_location.location_id" "1" "100" "Using index"
"1" "PRIMARY" "b" "ALL" "payer_to_replace_id,payer_to_replace_id_2" "1" "100" "Using where"
"1" "PRIMARY" "distro_company_payers_link" "eq_ref" "PRIMARY,distro_company_payers_link_idx1,payer_id" "PRIMARY" "8" "func,const" "1" "100" "Using where; Using index"
"1" "PRIMARY" "distro_company_location_payer" "eq_ref" "PRIMARY,distro_company_location_payer_idx1,location_id,payer_id" "PRIMARY" "12" "forex.distro_company_product_location.location_id,distro_company_product_payers.payer_id" "1" "100" "Using index"
"1" "PRIMARY" "dc" "ref_or_null" "distro_company_disabled_currency_idx1,product_id" "distro_company_disabled_currency_idx1" "8" "forex.distro_company_product_exchangerates.currency_id,const" "2" "100" "Using where; Not exists; Using index"
"1" "PRIMARY" "distro_company_automatic_promo" "index" "distro_company_automatic_promo_idx1,product_id" "distro_company_automatic_promo_idx1" "18" "3" "100" "Using where; Using index; Using join buffer (Block Nested Loop)"
"1" "PRIMARY" "promos" "eq_ref" "PRIMARY,promos_idx1" "PRIMARY" "4" "forex.distro_company_automatic_promo.promo_id" "1" "100" "Using index"
"1" "PRIMARY" "product_id_limits" "ref_or_null" "distro_company_id_limits_idx1,product_id" "distro_company_id_limits_idx1" "3" "const" "2" "100" "Using where; Using index"
"1" "PRIMARY" "payer_id_limits" "ref" "distro_company_id_limits_idx2,payer_id" "distro_company_id_limits_idx2" "5" "distro_company_product_payers.payer_id" "1" "100" "Using index"
"1" "PRIMARY" "distro_company_disabled_product" "eq_ref" "PRIMARY" "PRIMARY" "4" "forex.distro_company_product.id" "1" "100" "Using where; Not exists; Using index"
"2" "DERIVED" "<derived4>" "ALL" "301" "100" "Using where; Using temporary; Using filesort"
"2" "DERIVED" "b" "ref" "PRIMARY,distro_company_location_payer_idx1,location_id,payer_id" "distro_company_location_payer_idx1" "4" "c.id" "150" "100" "Using where; Using index"
"2" "DERIVED" "a" "ref" "distro_company_product_location_idx1,location_id" "distro_company_product_location_idx1" "8" "forex.b.location_id" "1" "100" "Using where; Using index"
"4" "DERIVED" "a" "index" "distro_company_payers_idx1" "1074" "301" "100" "Using index; Using temporary; Using filesort"
"4" "DERIVED" "b" "ALL" "payer_to_replace_id,payer_to_replace_id_2" "1" "100" "Using where; Using join buffer (Block Nested Loop)"
"4" "DERIVED" "c" "eq_ref" "PRIMARY,distro_company_payers_idx1" "PRIMARY" "4" "forex.b.payer_id" "1" "100"
"3" "DEPENDENT SUBQUERY" "d" "ALL" "1" "100" "Using where"
"3" "DEPENDENT SUBQUERY" "e" "ref" "PRIMARY,product_id" "PRIMARY" "4" "forex.a.product_id" "1" "100" "Using where; Using index"