Question

我对只读表有一个奇怪的问题。我有两个mysql服务器，一个用于主服务器（用于写操作），另一个用于从服务器（用于读操作）。问题是，即使我将表放在从站上，然后再次从主站重新同步，从站上的表也变得比主站上的表大。它们具有相同的记录号。

# ls -lh dw_out_of_stock_all_info*
-rw-r----- 1 mysql mysql  19K Feb 11 10:59 dw_out_of_stock_all_info.frm
-rw-r----- 1 mysql mysql 1.2G Feb 12 14:19 dw_out_of_stock_all_info.ibd

root@localhost:tqdw 09:52:39>show table status like 'dw_out_of_stock_all_info'\G
*************************** 1. row ***************************
           Name: dw_out_of_stock_all_info
         Engine: InnoDB
        Version: 10
     Row_format: Dynamic
           Rows: 99170
 Avg_row_length: 9146
    Data_length: 907018240
Max_data_length: 0
   Index_length: 96698368
      Data_free: 7340032
 Auto_increment: 2078841
    Create_time: 2019-02-11 10:59:51
    Update_time: NULL
     Check_time: NULL
      Collation: utf8_general_ci
       Checksum: NULL
 Create_options:
        Comment:
1 row in set (0.04 sec)

root@localhost:tqdw 09:55:04>select count(1) from dw_out_of_stock_all_info;
+----------+
| count(1) |
+----------+
|    94494 |
+----------+
1 row in set (40.30 sec)

在奴隶

# ls -lh dw_out_of_stock_all_info*
-rw-r----- 1 mysql mysql  19K Oct 18 19:32 dw_out_of_stock_all_info.frm
-rw-r----- 1 mysql mysql 104M Feb 12 14:16 dw_out_of_stock_all_info.ibd

root@localhost:tqdw 09:52:23>show table status like 'dw_out_of_stock_all_info'\G
*************************** 1. row ***************************
           Name: dw_out_of_stock_all_info
         Engine: InnoDB
        Version: 10
     Row_format: Dynamic
           Rows: 91235
 Avg_row_length: 897
    Data_length: 81920000
Max_data_length: 0
   Index_length: 10518528
      Data_free: 49283072
 Auto_increment: 2078841
    Create_time: 2018-10-18 19:32:31
    Update_time: 2019-02-12 09:16:01
     Check_time: NULL
      Collation: utf8_general_ci
       Checksum: NULL
 Create_options:
        Comment:
1 row in set (0.00 sec)

root@localhost:tqdw 09:55:14>select count(1) from dw_out_of_stock_all_info;
+----------+
| count(1) |
+----------+
|    94494 |
+----------+
1 row in set (1.32 sec)

在主控上

CREATE TABLE `dw_out_of_stock_all_info` (
  `id` int(11) unsigned NOT NULL AUTO_INCREMENT COMMENT '',
  `is_deleted` char(1) NOT NULL DEFAULT 'N' COMMENT '',
  `gmt_create` datetime NOT NULL DEFAULT '1970-01-01 12:00:00' COMMENT '',
  `gmt_modified` datetime NOT NULL DEFAULT '1970-01-01 12:00:00' COMMENT '',
  `etl_creator` varchar(45) NOT NULL DEFAULT 'etlService' COMMENT '',
  `warehouse_id` int(11) unsigned NOT NULL COMMENT '',
  `parent_warehouse_id` int(11) unsigned NOT NULL COMMENT '',
  `warehouse_type` tinyint(1) unsigned DEFAULT NULL COMMENT '',
  `sub_warehouse_type` tinyint(1) unsigned DEFAULT '0' COMMENT '',
  `goods_id` int(11) unsigned NOT NULL COMMENT '',
  `sold_qty_third_month` int(11) DEFAULT NULL COMMENT '',
  `sold_qty_second_month` int(11) DEFAULT NULL COMMENT '',
  `sold_qty_first_month` int(11) DEFAULT NULL COMMENT '',
  `sold_qty_this_month` int(11) DEFAULT NULL COMMENT '',
  `stock_qty` int(11) DEFAULT NULL COMMENT '',
  `on_way_allocate` int(11) unsigned DEFAULT NULL COMMENT '',
  `last_allocate_from_warehouse` int(11) unsigned DEFAULT NULL COMMENT '',
  `on_way_purchase` int(11) unsigned DEFAULT NULL COMMENT '',
  `on_way_purchase_audit` int(11) unsigned DEFAULT NULL COMMENT '',
  `last_purchase_tax_price` decimal(10,2) DEFAULT NULL COMMENT '',
  `last_purchase_no_tax_price` decimal(10,2) DEFAULT NULL COMMENT '',
  `convert_rate` decimal(10,2) DEFAULT NULL COMMENT '',
  `include_freight` decimal(10,2) DEFAULT NULL COMMENT '',
  `include_freight_dbo` decimal(10,2) DEFAULT NULL COMMENT '',
  `min_no_tax_price_one_year` decimal(10,2) DEFAULT NULL COMMENT '',
  `max_no_tax_price_one_year` decimal(10,2) DEFAULT NULL COMMENT '',
  `is_on_sale` tinyint(1) unsigned DEFAULT '0' COMMENT '',
  `data_source` tinyint(1) unsigned DEFAULT '3' COMMENT '',
  `max_on_way_convert_price` decimal(10,2) DEFAULT NULL COMMENT '',
  `warehouse_name` varchar(50) NOT NULL DEFAULT '' COMMENT '',
  `parent_warehouse_name` varchar(50) NOT NULL DEFAULT '' COMMENT '',
  `warehouse_status` tinyint(1) DEFAULT '1' COMMENT '',
  `goods_sn` varchar(16) NOT NULL DEFAULT '0' COMMENT '',
  `goods_name` varchar(120) NOT NULL DEFAULT '' COMMENT '',
  `goods_format` varchar(255) NOT NULL DEFAULT '' COMMENT '',
  `min_measure_unit` varchar(16) NOT NULL DEFAULT '' COMMENT '',
  `goods_is_delete` tinyint(1) NOT NULL DEFAULT '0' COMMENT '',
  `package_unit` int(11) DEFAULT '0' COMMENT '',
  `package_measure_unit` varchar(16) NOT NULL DEFAULT '' COMMENT '',
  `packing_value` int(11) NOT NULL DEFAULT '1' COMMENT '',
  `goods_car_type` tinyint(4) DEFAULT '1' COMMENT '',
  `cat_id` int(11) DEFAULT '0' COMMENT '',
  `product_name` varchar(20) DEFAULT '' COMMENT '',
  `first_level_name` varchar(90) NOT NULL DEFAULT '' COMMENT '',
  `second_level_name` varchar(90) NOT NULL DEFAULT '' COMMENT '',
  `measure_unit` varchar(32) NOT NULL DEFAULT '' COMMENT '',
  `conversion_value` int(6) NOT NULL DEFAULT '1' COMMENT '',
  `need_qty` int(11) DEFAULT '0' COMMENT '',
  `is_yphq` tinyint(1) DEFAULT '0' COMMENT '',
  `goods_tag` varchar(64) DEFAULT '' COMMENT '',
  `max_pa_on_way_include_freight` decimal(10,2) DEFAULT NULL COMMENT '',
  `last_pa_in_ware_date` datetime DEFAULT NULL COMMENT '',
  `last_pa_in_ware_include_freight` decimal(10,2) DEFAULT NULL COMMENT '',
  `last_pa_in_ware_convert_rate` decimal(10,2) DEFAULT NULL COMMENT '',
  `avg_stock_include_freight` decimal(10,2) DEFAULT NULL COMMENT '',
  `main_pl` int(11) DEFAULT NULL COMMENT '',
  `total_pl` int(11) DEFAULT NULL COMMENT '',
  `total_stock` int(11) DEFAULT NULL COMMENT '',
  `on_way_total` int(11) DEFAULT '0' COMMENT '',
  `min_batch_include_freight` decimal(10,2) DEFAULT NULL COMMENT '',
  `max_batch_include_freight` decimal(10,2) DEFAULT NULL COMMENT '',
  `purchase_delivery_memo` varchar(255) DEFAULT '' COMMENT '',
  `min_tax_price_one_year` decimal(10,2) DEFAULT NULL COMMENT '',
  `max_tax_price_one_year` decimal(10,2) DEFAULT NULL COMMENT '',
  `max_on_way_tax_price` decimal(10,4) DEFAULT NULL COMMENT '',
  `stock_type` tinyint(1) DEFAULT '10' COMMENT '',
  `main_city_retail_price_one` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `main_city_retail_price_two` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `main_city_retail_price_three` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `min_retail_price_one` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `min_retail_price_two` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `min_retail_price_three` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `main_city_batch_price_one` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `main_city_batch_price_two` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `main_city_batch_price_three` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `min_batch_price_one` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `min_batch_price_two` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `min_batch_price_three` decimal(10,2) DEFAULT '0.00' COMMENT '',
  PRIMARY KEY (`id`),
  KEY `idx_goods_ware` (`goods_id`,`warehouse_id`),
  KEY `idx_ware` (`warehouse_id`)
) ENGINE=InnoDB AUTO_INCREMENT=2456828 DEFAULT CHARSET=utf8 COMMENT=''

更新

该表在母版上一天之内被删除多次，这可能是它变得如此庞大的原因吗？如果是这样，为什么它也不会在大师级上发展呢？我可能应该提到我使用行格式复制。

在主控上

CREATE TABLE `dw_out_of_stock_all_info` (
  `id` int(11) unsigned NOT NULL AUTO_INCREMENT COMMENT '',
  `is_deleted` char(1) NOT NULL DEFAULT 'N' COMMENT '',
  `gmt_create` datetime NOT NULL DEFAULT '1970-01-01 12:00:00' COMMENT '',
  `gmt_modified` datetime NOT NULL DEFAULT '1970-01-01 12:00:00' COMMENT '',
  `etl_creator` varchar(45) NOT NULL DEFAULT 'etlService' COMMENT '',
  `warehouse_id` int(11) unsigned NOT NULL COMMENT '',
  `parent_warehouse_id` int(11) unsigned NOT NULL COMMENT '',
  `warehouse_type` tinyint(1) unsigned DEFAULT NULL COMMENT '',
  `sub_warehouse_type` tinyint(1) unsigned DEFAULT '0' COMMENT '',
  `goods_id` int(11) unsigned NOT NULL COMMENT '',
  `sold_qty_third_month` int(11) DEFAULT NULL COMMENT '',
  `sold_qty_second_month` int(11) DEFAULT NULL COMMENT '',
  `sold_qty_first_month` int(11) DEFAULT NULL COMMENT '',
  `sold_qty_this_month` int(11) DEFAULT NULL COMMENT '',
  `stock_qty` int(11) DEFAULT NULL COMMENT '',
  `on_way_allocate` int(11) unsigned DEFAULT NULL COMMENT '',
  `last_allocate_from_warehouse` int(11) unsigned DEFAULT NULL COMMENT '',
  `on_way_purchase` int(11) unsigned DEFAULT NULL COMMENT '',
  `on_way_purchase_audit` int(11) unsigned DEFAULT NULL COMMENT '',
  `last_purchase_tax_price` decimal(10,2) DEFAULT NULL COMMENT '',
  `last_purchase_no_tax_price` decimal(10,2) DEFAULT NULL COMMENT '',
  `convert_rate` decimal(10,2) DEFAULT NULL COMMENT '',
  `include_freight` decimal(10,2) DEFAULT NULL COMMENT '',
  `include_freight_dbo` decimal(10,2) DEFAULT NULL COMMENT '',
  `min_no_tax_price_one_year` decimal(10,2) DEFAULT NULL COMMENT '',
  `max_no_tax_price_one_year` decimal(10,2) DEFAULT NULL COMMENT '',
  `is_on_sale` tinyint(1) unsigned DEFAULT '0' COMMENT '',
  `data_source` tinyint(1) unsigned DEFAULT '3' COMMENT '',
  `max_on_way_convert_price` decimal(10,2) DEFAULT NULL COMMENT '',
  `warehouse_name` varchar(50) NOT NULL DEFAULT '' COMMENT '',
  `parent_warehouse_name` varchar(50) NOT NULL DEFAULT '' COMMENT '',
  `warehouse_status` tinyint(1) DEFAULT '1' COMMENT '',
  `goods_sn` varchar(16) NOT NULL DEFAULT '0' COMMENT '',
  `goods_name` varchar(120) NOT NULL DEFAULT '' COMMENT '',
  `goods_format` varchar(255) NOT NULL DEFAULT '' COMMENT '',
  `min_measure_unit` varchar(16) NOT NULL DEFAULT '' COMMENT '',
  `goods_is_delete` tinyint(1) NOT NULL DEFAULT '0' COMMENT '',
  `package_unit` int(11) DEFAULT '0' COMMENT '',
  `package_measure_unit` varchar(16) NOT NULL DEFAULT '' COMMENT '',
  `packing_value` int(11) NOT NULL DEFAULT '1' COMMENT '',
  `goods_car_type` tinyint(4) DEFAULT '1' COMMENT '',
  `cat_id` int(11) DEFAULT '0' COMMENT '',
  `product_name` varchar(20) DEFAULT '' COMMENT '',
  `first_level_name` varchar(90) NOT NULL DEFAULT '' COMMENT '',
  `second_level_name` varchar(90) NOT NULL DEFAULT '' COMMENT '',
  `measure_unit` varchar(32) NOT NULL DEFAULT '' COMMENT '',
  `conversion_value` int(6) NOT NULL DEFAULT '1' COMMENT '',
  `need_qty` int(11) DEFAULT '0' COMMENT '',
  `is_yphq` tinyint(1) DEFAULT '0' COMMENT '',
  `goods_tag` varchar(64) DEFAULT '' COMMENT '',
  `max_pa_on_way_include_freight` decimal(10,2) DEFAULT NULL COMMENT '',
  `last_pa_in_ware_date` datetime DEFAULT NULL COMMENT '',
  `last_pa_in_ware_include_freight` decimal(10,2) DEFAULT NULL COMMENT '',
  `last_pa_in_ware_convert_rate` decimal(10,2) DEFAULT NULL COMMENT '',
  `avg_stock_include_freight` decimal(10,2) DEFAULT NULL COMMENT '',
  `main_pl` int(11) DEFAULT NULL COMMENT '',
  `total_pl` int(11) DEFAULT NULL COMMENT '',
  `total_stock` int(11) DEFAULT NULL COMMENT '',
  `on_way_total` int(11) DEFAULT '0' COMMENT '',
  `min_batch_include_freight` decimal(10,2) DEFAULT NULL COMMENT '',
  `max_batch_include_freight` decimal(10,2) DEFAULT NULL COMMENT '',
  `purchase_delivery_memo` varchar(255) DEFAULT '' COMMENT '',
  `min_tax_price_one_year` decimal(10,2) DEFAULT NULL COMMENT '',
  `max_tax_price_one_year` decimal(10,2) DEFAULT NULL COMMENT '',
  `max_on_way_tax_price` decimal(10,4) DEFAULT NULL COMMENT '',
  `stock_type` tinyint(1) DEFAULT '10' COMMENT '',
  `main_city_retail_price_one` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `main_city_retail_price_two` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `main_city_retail_price_three` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `min_retail_price_one` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `min_retail_price_two` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `min_retail_price_three` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `main_city_batch_price_one` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `main_city_batch_price_two` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `main_city_batch_price_three` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `min_batch_price_one` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `min_batch_price_two` decimal(10,2) DEFAULT '0.00' COMMENT '',
  `min_batch_price_three` decimal(10,2) DEFAULT '0.00' COMMENT '',
  PRIMARY KEY (`id`),
  KEY `idx_goods_ware` (`goods_id`,`warehouse_id`),
  KEY `idx_ware` (`warehouse_id`)
) ENGINE=InnoDB AUTO_INCREMENT=2456828 DEFAULT CHARSET=utf8 COMMENT=''

在奴隶上

{{1}}

为什么从服务器上只读表的大小大于主服务器上原始表的大小？

0 个答案: