{"id":15728,"date":"2024-07-09T15:53:46","date_gmt":"2024-07-09T07:53:46","guid":{"rendered":"https:\/\/92it.top\/?p=15728"},"modified":"2024-07-09T15:53:46","modified_gmt":"2024-07-09T07:53:46","slug":"%e5%a4%a7%e5%8e%82%e5%ae%9e%e4%be%8b%e5%88%86%e4%ba%ab%ef%bc%9a%e6%af%8f%e6%97%a5-3000%e4%b8%87%e8%ae%a2%e5%8d%95%ef%bc%8c%e5%a6%82%e4%bd%95%e5%88%86%e5%ba%93%e5%88%86%e8%a1%a8%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=15728","title":{"rendered":"\u5927\u5382\u5b9e\u4f8b\u5206\u4eab\uff1a\u6bcf\u65e5 3000\u4e07\u8ba2\u5355\uff0c\u5982\u4f55\u5206\u5e93\u5206\u8868\uff1f"},"content":{"rendered":"\n<p>\u8f6c\u8f7d\uff1a<a href=\"https:\/\/mp.weixin.qq.com\/s?__biz=MzIwNDAyOTI2Nw==&amp;mid=2247484608&amp;idx=1&amp;sn=c2deb84f4dabf5838fafe77ab274dfba&amp;chksm=96c728fca1b0a1ea307ac9aefae146d39e6367732537d460d4a1581696bf05a7729201604ea4&amp;cur_album_id=2818595943724974083&amp;scene=190#rd\">\u5927\u5382\u5b9e\u4f8b\u5206\u4eab\uff1a\u6bcf\u65e5 3000\u4e07\u8ba2\u5355\uff0c\u5982\u4f55\u5206\u5e93\u5206\u8868\uff1f<\/a><\/p>\n\n\n\n<p>\u5728\u4e92\u8054\u7f51\u5927\u5382\uff0c\u5206\u5e93\u5206\u8868\u662f\u6807\u914d\uff0c\u4f5c\u4e3a\u8df3\u69fd\u5b63\uff0c\u5206\u5e93\u5206\u8868\u80af\u5b9a\u4e5f\u662f\u9762\u8bd5\u7684\u70ed\u70b9\uff0c\u4eca\u5929\u6211\u4eec\u5c31\u6765\u804a\u804a\u5982\u4f55\u5206\u5e93\u5206\u8868\u3002<\/p>\n\n\n\n<p>\u672c\u6587\u5927\u7eb2<\/p>\n\n\n\n<ul>\n<li>\u4ec0\u4e48\u662f\u5206\u5e93\u5206\u8868\uff1f<\/li>\n\n\n\n<li>\u5982\u4f55\u5207\u5206\u5e93\u548c\u8868\uff1f<\/li>\n\n\n\n<li>\u4e3a\u4ec0\u4e48\u8981\u5206\u5e93\u5206\u8868\uff1f<\/li>\n\n\n\n<li>\u5207\u5206\u7b56\u7565<\/li>\n\n\n\n<li>\u5206\u5e93\u5206\u8868\u4ea7\u751f\u7684\u95ee\u9898<\/li>\n\n\n\n<li>\u5206\u5e93\u5206\u8868\u5982\u4f55\u843d\u5730\uff1f<\/li>\n<\/ul>\n\n\n\n<p><strong>\u4e00\u3001\u4ec0\u4e48\u662f\u5206\u5e93\u5206\u8868\uff1f\u00a0<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>1.1 \u5206\u5e93<\/strong><\/p>\n\n\n\n<p>\u5206\u5e93\u662f\u6307\u5728\u8868\u6570\u91cf\u4e0d\u53d8\u7684\u60c5\u51b5\u4e0b\u5bf9\u5e93\u8fdb\u884c\u5207\u5206\u3002<\/p>\n\n\n\n<p>\u4e3e\u4f8b\uff1a\u5982\u4e0b\u56fe\uff0c\u6570\u636e\u5e93 A \u4e2d\u5b58\u653e\u4e86 user \u548c order \u4e24\u5f20\u8868\uff0c\u5c06\u4e24\u5f20\u8868\u5207\u5206\u5230\u4e24\u4e2a\u6570\u636e\u5e93\u4e2d\uff0cuser \u8868\u653e\u5230 database A\uff0corder \u8868\u653e\u5230 database B\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"642\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-77-1024x642.png\" alt=\"\" class=\"wp-image-15730\" style=\"width:478px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-77-1024x642.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-77-300x188.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-77-768x482.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-77-830x521.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-77-230x144.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-77-350x220.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-77-480x301.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-77.png 1116w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p><strong>1.2 \u5206\u8868<\/strong><\/p>\n\n\n\n<p>\u5206\u8868\u662f\u6307\u5728\u5e93\u6570\u91cf\u4e0d\u53d8\u7684\u60c5\u51b5\u4e0b\u5bf9\u8868\u8fdb\u884c\u5207\u5206\u3002<\/p>\n\n\n\n<p>\u4e3e\u4f8b\uff1a\u5982\u4e0b\u56fe\uff0c\u6570\u636e\u5e93 A \u4e2d\u5b58\u653e\u4e86 user \u8868\uff0c\u5c06 user \u8868\u5207\u5206\u6210 user1 \u548c user2 \u4e24\u5f20\u8868\u5e76\u653e\u5230 database A \u4e2d\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"352\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-78-1024x352.png\" alt=\"\" class=\"wp-image-15731\" style=\"width:460px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-78-1024x352.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-78-300x103.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-78-768x264.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-78-830x285.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-78-230x79.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-78-350x120.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-78-480x165.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-78.png 1164w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p><strong>1.3 \u5206\u5e93\u5206\u8868<\/strong><\/p>\n\n\n\n<p>\u5206\u5e93\u5206\u8868\u662f\u6307\u5e93\u548c\u8868\u90fd\u5207\u5206\uff0c\u6570\u91cf\u90fd\u53d1\u751f\u53d8\u5316\u3002<\/p>\n\n\n\n<p>\u4e3e\u4f8b\uff1a\u5982\u4e0b\u56fe\uff0c\u6570\u636e\u5e93 A \u4e2d\u5b58\u653e\u4e86 user \u8868\uff0c\u5c06 user \u8868\u5207\u5206\u6210 user1\u3001user2\u3001user3\u3001user4 \u56db\u5f20\u8868\uff0cuser1 \u548c user2 \u653e\u5230 database A \u4e2d\uff0cuser3 \u548c user4 \u653e\u5230 database B \u4e2d\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"618\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-79-1024x618.png\" alt=\"\" class=\"wp-image-15732\" style=\"width:432px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-79-1024x618.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-79-300x181.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-79-768x463.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-79-830x501.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-79-230x139.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-79-350x211.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-79-480x290.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-79.png 1044w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p><strong>\u4e8c\u3001\u5982\u4f55\u5207\u5206\u5e93\u548c\u8868\uff1f\u00a0<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u4e3b\u6d41\u7684\u5207\u5206\u65b9\u5f0f\u6709 3 \u79cd\uff1a\u6c34\u5e73\u5207\u5206\u3001\u5782\u76f4\u5207\u5206\u548c\u6df7\u5408\u5207\u5206\u3002&nbsp;<\/p>\n\n\n\n<p><strong>2.1 \u6c34\u5e73\u5207\u5206<\/strong><\/p>\n\n\n\n<p>\u6c34\u5e73\u5207\u5206\u5305\u542b\u6c34\u5e73\u5206\u5e93\u548c\u6c34\u5e73\u5206\u8868\u3002<\/p>\n\n\n\n<p>2.1.1 \u6c34\u5e73\u5206\u8868<\/p>\n\n\n\n<p>\u6c34\u5e73\u5206\u8868\u6307\u7684\u8868\u7ed3\u6784\u4e0d\u53d8\uff0c\u5c06\u5355\u8868\u6570\u636e\u5207\u5206\u6210\u591a\u8868\u3002\u5207\u5206\u540e\u7684\u7ed3\u679c\uff1a<\/p>\n\n\n\n<ul><\/ul>\n\n\n\n<ul>\n<li>\u6bcf\u4e2a\u8868\u7684\u7ed3\u6784\u4e00\u6837\uff1b<\/li>\n\n\n\n<li>\u6bcf\u4e2a\u8868\u7684\u6570\u636e\u4e0d\u4e00\u6837\uff1b<\/li>\n\n\n\n<li>\u6240\u6709\u8868\u7684\u6570\u636e\u5e76\u96c6\u4e3a\u5168\u91cf\u6570\u636e\uff1b<\/li>\n<\/ul>\n\n\n\n<p>\u5207\u5206\u62bd\u8c61\u56fe\u5982\u4e0b\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"860\" height=\"616\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-80.png\" alt=\"\" class=\"wp-image-15733\" style=\"width:380px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-80.png 860w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-80-300x215.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-80-768x550.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-80-830x595.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-80-230x165.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-80-350x251.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-80-480x344.png 480w\" sizes=\"(max-width: 860px) 100vw, 860px\" \/><\/figure><\/div>\n\n\n<p>\u4e3e\u4f8b\uff1a\u5982\u4e0b\u56fe\uff0corder \u8868\uff0c\u6309\u7167 oder_id \u7684\u6570\u636e\u8303\u56f4\u6c34\u5e73\u5207\u5206\u540e\u53d8\u6210\u4e86 order1 \u548c order2 \u8868\uff0c\u4e24\u4e2a\u8868\u7684\u7ed3\u6784\u4e00\u6837\uff0c\u6570\u636e\u4e0d\u540c\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"433\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-81-1024x433.png\" alt=\"\" class=\"wp-image-15734\" style=\"width:458px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-81-1024x433.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-81-300x127.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-81-768x325.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-81-830x351.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-81-230x97.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-81-350x148.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-81-480x203.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-81.png 1210w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>2.1.2 \u6c34\u5e73\u5206\u5e93<\/p>\n\n\n\n<p>\u6c34\u5e73\u5206\u5e93\u662f\u6307\uff0c\u5c06\u8868\u6c34\u5e73\u5207\u5206\u540e\u5206\u5230\u4e0d\u540c\u7684\u6570\u636e\u5e93\uff0c\u4f7f\u5f97\u6bcf\u4e2a\u5e93\u5177\u6709\u76f8\u540c\u7684\u8868\uff0c\u8868\u4e2d\u7684\u6570\u636e\u4e0d\u76f8\u540c\uff0c\u6c34\u5e73\u5206\u5e93\u4e00\u822c\u662f\u4f34\u968f\u6c34\u5e73\u5206\u8868\u3002<\/p>\n\n\n\n<p>\u4e3e\u4f8b\uff1a\u5982\u4e0b\u56fe\uff0corder \u8868\uff0c\u6c34\u5e73\u5207\u5206\u540e\uff0c\u5206\u5230 database A \u548c database B \u4e2d\uff0c\u8fd9\u6837\u539f\u6765\u4e00\u4e2a\u5e93\u5c31\u88ab\u62c6\u5206\u6210 2 \u4e2a\u5e93\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"656\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-83-1024x656.png\" alt=\"\" class=\"wp-image-15736\" style=\"width:448px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-83-1024x656.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-83-300x192.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-83-768x492.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-83-830x532.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-83-230x147.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-83-350x224.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-83-480x308.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-83.png 1114w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p><strong>2.2 \u5782\u76f4\u5207\u5206<\/strong><\/p>\n\n\n\n<p>\u5782\u76f4\u5207\u5206\u5305\u542b\u5782\u76f4\u5206\u5e93\u548c\u5782\u76f4\u5206\u8868\u3002<\/p>\n\n\n\n<p>2.2.1 \u5782\u76f4\u5206\u8868<\/p>\n\n\n\n<p>\u5782\u76f4\u5206\u8868\u6307\u5c06\u5b58\u5728\u4e00\u5f20\u8868\u4e2d\u7684\u5b57\u6bb5\u5207\u5206\u5230\u591a\u5f20\u8868\u3002\u5207\u5206\u540e\u7684\u7ed3\u679c\uff1a<\/p>\n\n\n\n<ul>\n<li>\u6bcf\u4e2a\u8868\u7684\u7ed3\u6784\u4e0d\u4e00\u6837\uff1b<\/li>\n\n\n\n<li>\u6bcf\u4e2a\u8868\u7684\u6570\u636e\u4e0d\u4e00\u6837\uff1b<\/li>\n\n\n\n<li>\u6240\u6709\u8868\u7684\u5b57\u6bb5\u5e76\u96c6\u662f\u539f\u8868\u7684\u5b57\u6bb5\uff1b<\/li>\n<\/ul>\n\n\n\n<p>\u5207\u5206\u62bd\u8c61\u56fe\u5982\u4e0b\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-85-1024x576.png\" alt=\"\" class=\"wp-image-15738\" style=\"width:494px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-85-1024x576.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-85-300x169.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-85-768x432.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-85-830x467.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-85-230x129.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-85-350x197.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-85-480x270.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-85.png 1120w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u4e3e\u4f8b\uff1a\u5982\u4e0b\u56fe\uff0corder \u8868\uff0c\u6839\u636e\u5b57\u6bb5\u5782\u76f4\u5207\u5206\uff0c\u5207\u5206\u540e order_base \u8868\u5305\u542b\u4e00\u90e8\u5206\u5b57\u6bb5\u7684\u6570\u636e \u548c order_info \u8868\u5305\u542b\u53e6\u4e00\u90e8\u5206\u5b57\u6bb5\u7684\u6570\u636e\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"584\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-87-1024x584.png\" alt=\"\" class=\"wp-image-15740\" style=\"width:460px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-87-1024x584.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-87-300x171.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-87-768x438.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-87-830x473.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-87-230x131.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-87-350x200.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-87-480x274.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-87.png 1214w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>2.2.2 \u5782\u76f4\u5206\u5e93<\/p>\n\n\n\n<p>\u5782\u76f4\u5206\u5e93\u6307\u7684\u662f\uff0c\u5c06\u5355\u4e2a\u5e93\u4e2d\u7684\u8868\u5206\u5230\u591a\u4e2a\u5e93\uff0c\u6bcf\u4e2a\u5e93\u5305\u542b\u7684\u8868\u4e0d\u4e00\u6837\u3002<\/p>\n\n\n\n<p>\u4e3e\u4f8b\uff1a\u5982\u4e0b\u56fe\uff0cdatabase A \u4e2d\u7684 order \u8868 \u548c user \u8868\uff0c\u5782\u76f4\u5206\u5e93\u4e3a database A \u5305\u542b order \u8868\uff0cdatabase B \u5305\u542b user \u8868\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"647\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-88-1024x647.png\" alt=\"\" class=\"wp-image-15741\" style=\"width:438px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-88-1024x647.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-88-300x190.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-88-768x485.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-88-830x524.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-88-230x145.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-88-350x221.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-88-480x303.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-88.png 1086w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p><strong>2.3 \u6df7\u5408\u5207\u5206<\/strong><\/p>\n\n\n\n<p>\u6df7\u5408\u5207\u5206\u5176\u5b9e\u5c31\u662f\u6c34\u5e73\u5207\u5206\u548c\u5782\u76f4\u5207\u5206\u7684\u7ec4\u5408\uff0c\u5207\u5206\u62bd\u8c61\u56fe\u5982\u4e0b\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"437\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-90-1024x437.png\" alt=\"\" class=\"wp-image-15743\" style=\"width:512px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-90-1024x437.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-90-300x128.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-90-768x328.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-90-830x354.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-90-230x98.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-90-350x149.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-90-480x205.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-90.png 1176w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u4e3e\u4f8b\uff1a\u5982\u4e0b\u56fe\uff0corder \u8868\uff0c\u6309\u7167 oder_id \u6570\u636e\u8303\u56f4\u505a\u4e86\u6c34\u5e73\u5207\u5206\uff0c\u5e76\u4e14\u6309\u7167\u8868\u5b57\u6bb5\u505a\u4e86\u5782\u76f4\u5207\u5206\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"469\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-92-1024x469.png\" alt=\"\" class=\"wp-image-15745\" style=\"width:500px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-92-1024x469.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-92-300x137.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-92-768x352.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-92-830x380.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-92-230x105.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-92-350x160.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-92-480x220.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-92.png 1262w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u8bf4\u660e\uff1a\u4e0a\u9762\u7684\u4e3e\u4f8b\u53ea\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c55\u793a\u5982\u4f55\u5207\u5206\uff0c\u5e76\u4e0d\u5305\u542b\u771f\u5b9e\u4e1a\u52a1\u5185\u5bb9\u3002<\/p>\n\n\n\n<p><strong>\u4e09\u3001\u4e3a\u4ec0\u4e48\u8981\u5206\u5e93\u5206\u8868\uff1f\u00a0 \u00a0\u00a0<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u5148\u770b\u4e2a&#8221;\u516c\u53f8\u98df\u5802\u6253\u996d&#8221;\u751f\u6d3b\u5b9e\u4f8b\uff0c\u65b0\u516c\u53f8\u521a\u5f00\u59cb\u5458\u5de5\u4eba\u6570\u6bd4\u8f83\u5c11\uff0c\u4e00\u4e2a\u7a97\u53e3\u80fd\u591f\u5e94\u4ed8\u5458\u5de5\u7684\u6253\u996d\u9700\u6c42\uff0c\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"299\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-93-1024x299.png\" alt=\"\" class=\"wp-image-15746\" style=\"width:538px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-93-1024x299.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-93-300x88.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-93-768x224.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-93-830x242.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-93-230x67.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-93-350x102.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-93-480x140.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-93.png 1158w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u968f\u7740\u516c\u53f8\u4e1a\u52a1\u7684\u5feb\u901f\u53d1\u5c55\uff0c\u516c\u53f8\u5458\u5de5\u5feb\u901f\u589e\u591a\uff0c\u4e00\u4e2a\u7a97\u53e3\u96be\u4ee5\u5e94\u4ed8\u5458\u5de5\u7684\u6253\u996d\u9700\u6c42\uff0c\u56e0\u6b64\u6269\u5c55\u6210 2 \u4e2a\u7a97\u53e3\uff0c\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"473\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-94-1024x473.png\" alt=\"\" class=\"wp-image-15747\" style=\"width:522px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-94-1024x473.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-94-300x139.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-94-768x355.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-94-830x384.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-94-230x106.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-94-350x162.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-94-480x222.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-94.png 1186w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u540c\u7406\uff0c\u5bf9\u4e8e\u6570\u636e\u5e93\u6765\u8bf4\uff0c\u5b58\u5728\u4e0b\u9762 4 \u79cd\u60c5\u51b5\u5c31\u9700\u8981\u8003\u8651\u5206\u5e93\u5206\u8868\uff1a\u00a0<\/p>\n\n\n\n<p><strong>3.1 \u5355\u5e93\u51fa\u73b0\u6027\u80fd\u74f6\u9888<\/strong><\/p>\n\n\n\n<p>\u5355\u5e93\u51fa\u73b0\u6027\u80fd\u74f6\u9888\uff0c\u901a\u5e38\u6709\u4ee5\u4e0b\u51e0\u79cd\u60c5\u51b5\uff1a<\/p>\n\n\n\n<ul>\n<li>\u6570\u636e\u5e93\u670d\u52a1\u5668\u78c1\u76d8\u7a7a\u95f4\u4e0d\u8db3\uff0c\u4f46\u662f\u65e0\u6cd5\u6269\u5bb9\uff0c\u5bfc\u81f4\u5199\u6570\u636e\u5f02\u5e38\uff1b<\/li>\n\n\n\n<li>\u6570\u636e\u5e93\u670d\u52a1\u5668 CPU \u538b\u529b\u8fc7\u5927\uff0c\u65e0\u6cd5\u5347\u914d\uff0c\u5bfc\u81f4\u8bfb\u5199\u6027\u80fd\u8f83\u6162\uff1b<\/li>\n\n\n\n<li>\u6570\u636e\u5e93\u670d\u52a1\u5668\u5185\u5b58\u4e0d\u8db3\uff0c\u65e0\u6cd5\u6269\u5bb9\uff0c\u5bfc\u81f4\u8bfb\u5199\u6027\u80fd\u74f6\u9888\uff1b<\/li>\n\n\n\n<li>\u6570\u636e\u5e93\u670d\u52a1\u5668\u7f51\u7edc\u5e26\u5bbd\u4e0d\u8db3\uff0c\u65e0\u6cd5\u5347\u914d\uff0c\u5bfc\u81f4\u8bfb\u5199\u6027\u80fd\u74f6\u9888\uff1b<\/li>\n\n\n\n<li>\u6570\u636e\u5e93\u670d\u52a1\u5668\u8fde\u63a5\u6570\u8fc7\u591a\uff0c\u65e0\u6cd5\u5347\u914d\uff0c\u5bfc\u81f4\u5ba2\u6237\u7aef\u8fde\u63a5\u7b49\u5f85\/\u8d85\u65f6\uff1b<\/li>\n<\/ul>\n\n\n\n<p>\u5982\u4e0b\u56fe\uff0c\u5355\u5e93\u5df2\u7ecf\u8fbe\u5230\u4e86\u6027\u80fd\u74f6\u9888\uff0c\u56e0\u6b64\u9700\u8981\u6269\u5bb9\u6210 2 \u4e2a\u6570\u636e\u5e93\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"694\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-96-1024x694.png\" alt=\"\" class=\"wp-image-15749\" style=\"width:456px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-96-1024x694.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-96-300x203.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-96-768x521.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-96-830x563.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-96-230x156.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-96-350x237.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-96-480x325.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-96.png 1112w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p><strong>3.2 \u5355\u8868\u51fa\u73b0\u6027\u80fd\u74f6\u9888<\/strong><\/p>\n\n\n\n<p>\u5355\u8868\u51fa\u73b0\u6027\u80fd\u74f6\u9888\uff0c\u901a\u5e38\u662f\u56e0\u4e3a\u5355\u8868\u6570\u636e\u91cf\u8fc7\u5927\uff0c\u5bfc\u81f4\u8bfb\u5199\u6027\u80fd\u8f83\u6162\u3002<\/p>\n\n\n\n<p>\u5982\u4e0b\u56fe\uff0corder \u8868\u5df2\u7ecf\u8fbe\u5230\u4e86\u6027\u80fd\u74f6\u9888\uff0c\u56e0\u6b64\u9700\u8981\u5207\u5206\u6210 2 \u5f20\u8868\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"630\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-98-1024x630.png\" alt=\"\" class=\"wp-image-15751\" style=\"width:458px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-98-1024x630.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-98-300x184.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-98-768x472.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-98-830x510.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-98-230x141.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-98-350x215.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-98-480x295.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-98.png 1148w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p><strong>3.3 \u5fae\u670d\u52a1\u5316<\/strong><\/p>\n\n\n\n<p>\u56e0\u516c\u53f8\u67b6\u6784\u53d1\u5c55\uff0c\u6280\u672f\u56e2\u961f\u9700\u8981\u5bf9\u670d\u52a1\u5668\u8fdb\u884c\u5fae\u670d\u52a1\u5316\uff0c\u4ece\u800c\u5206\u5e93\u5206\u8868\u3002\u5982\u4e0b\u56fe\u5c55\u793a\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"684\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-100-1024x684.png\" alt=\"\" class=\"wp-image-15753\" style=\"width:432px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-100-1024x684.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-100-300x201.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-100-768x513.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-100-830x555.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-100-230x154.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-100-350x234.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-100-480x321.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-100.png 1200w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p><strong>3.4 \u6280\u672f\u8c03\u7814<\/strong><\/p>\n\n\n\n<p>\u6280\u672f\u90e8\u95e8\u5185\u90e8\u4f5c\u4e3a\u4e00\u9879\u6280\u672f\u8c03\u7814\uff0c\u901a\u5e38\u4f1a\u9009\u4e00\u4e9b\u91cd\u8981\u6027\u76f8\u5bf9\u8f83\u4f4e\u7684\u4e1a\u52a1\u53bb\u6478\u7d22\u548c\u5b9e\u8df5\uff0c\u65b9\u4fbf\u540e\u671f\u51fa\u73b0\u4e0a\u9762 3 \u79cd\u60c5\u51b5\u80fd\u591f\u6709\u6280\u672f\u79ef\u7d2f\u53bb\u5feb\u901f\u652f\u6491\u3002<\/p>\n\n\n\n<p><strong>\u56db\u3001\u5207\u5206\u7b56\u7565\u00a0<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u4e3b\u6d41\u7684\u5207\u5206\u7b56\u7565\u6709 3 \u79cd\uff1aRange \u8303\u56f4\u3001hash \u5207\u5206\u3001\u6620\u5c04\u8868\u3002<\/p>\n\n\n\n<p><strong>4.1 Range \u8303\u56f4<\/strong><\/p>\n\n\n\n<p>Range \u8303\u56f4\u662f\u6307\u6309\u67d0\u4e2a\u5b57\u6bb5\u7684\u6570\u636e\u533a\u95f4\u6765\u8fdb\u884c\u5207\u5206\u3002<\/p>\n\n\n\n<p>\u6bd4\u5982\uff1auser \u8868\u6309\u7167 user_id \u7684\u6570\u636e\u8303\u56f4\u5207\u5206\u6210\u591a\u5f20\u8868\uff0c\u6bcf 1000 \u4e07\u6761\u6570\u636e\u5b58\u653e\u4e00\u5f20\u8868\uff0c\u5207\u5206\u540e\u7684\u8868\u53ef\u4ee5\u653e\u5230\u540c\u4e00\u4e2a\u6570\u636e\u5e93\uff0c\u4e5f\u53ef\u4ee5\u653e\u5230\u4e0d\u540c\u7684\u6570\u636e\u5e93\uff0c\u793a\u4f8b\u56fe\u5982\u4e0b\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"299\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-101-1024x299.png\" alt=\"\" class=\"wp-image-15754\" style=\"width:530px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-101-1024x299.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-101-300x88.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-101-768x225.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-101-830x243.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-101-230x67.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-101-350x102.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-101-480x140.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-101.png 1272w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u4f18\u70b9<\/p>\n\n\n\n<ul>\n<li>\u65b9\u4fbf\u6269\u5bb9\uff0c\u6bcf\u6b21\u6570\u636e\u91cf\u8fbe\u5230 range \u503c\u5c31\u65b0\u52a0\u4e00\u5f20\u8868\uff0c\u53ef\u4ee5\u901a\u8fc7\u4ee3\u7801\u5b9e\u73b0\u81ea\u52a8\u5316\u6269\u5bb9\uff1b<\/li>\n<\/ul>\n\n\n\n<p>\u7f3a\u70b9<\/p>\n\n\n\n<ul>\n<li>\u5b58\u5728\u5199\u504f\u79fb\uff0c\u53ef\u80fd\u6709\u70ed\u70b9\u95ee\u9898\uff1b<\/li>\n<\/ul>\n\n\n\n<p>\u6bd4\u5982\u7528\u6237\u6ce8\u518c\u573a\u666f\uff1auser \u8868\uff0c\u56e0\u4e3a\u65b0\u6ce8\u518c\u7684\u7528\u6237\u6570\u636e\u90fd\u662f\u5199\u65b0\u8868\uff0c\u901a\u5e38\u6765\u8bf4\u65b0\u7528\u6237\u7684\u6d3b\u8dc3\u5ea6\u9ad8\uff0c\u6240\u4ee5\u8bfb\u5199\u6d41\u91cf\u5168\u90e8\u96c6\u4e2d\u5728\u6700\u65b0\u7684 user \u8868\uff0c\u56e0\u6b64\uff0c\u65b0\u8868\u53ef\u80fd\u5b58\u5728\u70ed\u70b9\u95ee\u9898\u3002\u00a0\u00a0<\/p>\n\n\n\n<p><strong>4.2 hash \u5207\u5206<\/strong><\/p>\n\n\n\n<p>\u901a\u8fc7\u5bf9\u5206\u8868\u952e key \u8fdb\u884c\u4e00\u5b9a\u7684\u8fd0\u7b97\uff08\u901a\u5e38\u6709\u53d6\u4f59\u3001\u53d6\u6a21\u8fd0\u7b97\uff0c\u6bd4\u5982\uff1akey % m\uff0ckey \/ m\uff0chash(key)\/m \u7b49\u7b49\uff09\uff0c\u901a\u8fc7\u8fd0\u7b97\u7ed3\u679c\u6765\u51b3\u5b9a\u8def\u7531\u7684\u5e93\u548c\u8868\u3002\u76ee\u524d\u5927\u591a\u6570\u4e92\u8054\u7f51\u516c\u53f8\u4e3b\u8981\u91c7\u7528\u8be5\u65b9\u6cd5\u3002<\/p>\n\n\n\n<p>\u4f18\u70b9<\/p>\n\n\n\n<ul>\n<li>\u6570\u636e\u5206\u7247\u6bd4\u8f83\u5747\u5300\uff0c\u5927\u5927\u964d\u4f4e\u70ed\u70b9\u95ee\u9898\uff1b<\/li>\n<\/ul>\n\n\n\n<p>\u7f3a\u70b9<\/p>\n\n\n\n<ul>\n<li>hash \u7b97\u6cd5\u9009\u62e9\u4e0d\u5408\u7406\uff0c\u540e\u671f\u6269\u5bb9\u53ef\u80fd\u9700\u8981\u8fc1\u79fb\u6570\u636e\uff1b<\/li>\n\n\n\n<li>\u6570\u636e\u88ab\u5207\u5206\u5230\u4e0d\u540c\u7684\u5e93\u548c\u8868\u4e2d\uff0c\u53ef\u80fd\u5b58\u5728\u8de8\u8282\u70b9\u67e5\u8be2\u548c\u5206\u9875\u7b49\u95ee\u9898\uff1b<\/li>\n<\/ul>\n\n\n\n<p>\u4e3e\u4f8b<\/p>\n\n\n\n<p>\u6bd4\u5982\uff1auser \u8868\u4fe1\u606f\uff0c\u6839\u636e user_id \u5bf9 10 \u53d6\u4f59\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u901a\u8fc7 user_id \u5c3e\u53f7 hash \u5230 user_0 \u5230 user_9 10 \u5f20\u8868\u4e2d\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"966\" height=\"520\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-102.png\" alt=\"\" class=\"wp-image-15756\" style=\"width:468px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-102.png 966w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-102-300x161.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-102-768x413.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-102-830x447.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-102-230x124.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-102-350x188.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-102-480x258.png 480w\" sizes=\"(max-width: 966px) 100vw, 966px\" \/><\/figure><\/div>\n\n\n<p><strong>4.3 \u6620\u5c04\u8868<\/strong><\/p>\n\n\n\n<p>\u6620\u5c04\u8868\u5176\u5b9e\u662f Range \u8303\u56f4 \u548c hash \u5207\u5206\u7684\u6df7\u5408\u6a21\u5f0f\uff0c\u5c06\u5206\u8868\u952e\u548c\u6570\u636e\u5e93\u7684\u6620\u5c04\u5173\u7cfb\u8bb0\u5f55\u5728\u4e00\u4e2a\u5355\u72ec\u7684\u8868\uff08\u8868\u7684\u5f62\u5f0f\u53ef\u4ee5\u662f \u6570\u636e\u5e93\u8868\uff0c\u6587\u4ef6\u6216\u8005\u914d\u7f6e\u4e2d\u5fc3\uff09\u3002<\/p>\n\n\n\n<p>\u4f18\u70b9<\/p>\n\n\n\n<ul>\n<li>\u53ef\u4ee5\u7075\u6d3b\u8bbe\u7f6e\u8def\u7531\u89c4\u5219\uff1b<\/li>\n<\/ul>\n\n\n\n<p>\u7f3a\u70b9\uff1a<\/p>\n\n\n\n<ul>\n<li>\u65b9\u6848\u6bd4\u8f83\u590d\u6742\uff1b<\/li>\n\n\n\n<li>\u6620\u5c04\u8868\u53ef\u80fd\u4e5f\u4f1a\u968f\u7740\u4e1a\u52a1\u91cf\u7684\u589e\u5927\uff0c\u540c\u6837\u9700\u8981\u5206\u5e93\u5206\u8868\uff0c\u5e26\u6765\u66f4\u591a\u7684\u95ee\u9898\uff1b<\/li>\n<\/ul>\n\n\n\n<p>\u4e3e\u4f8b<\/p>\n\n\n\n<p>\u67d0\u793e\u533a\u7535\u5546\u4e0b\u5355\u573a\u666f\uff0c\u56e0\u4e3a\u5168\u56fd\u4ed3\u5e93\u7684\u6570\u91cf\u6709\u9650\uff0c\u6240\u4ee5\u5206\u5e93\u76f4\u63a5\u4f7f\u7528\u4e86\u4ed3\u7f16\u7f16\u7801-\u6570\u636e\u5e93\u6620\u5c04\u8868\uff08\u540e\u671f\u65b0\u589e\u52a0\u4ed3\u5e93\uff0c\u53ea\u8981\u5728\u8868\u4e2d\u589e\u52a0\u6620\u5c04\u5173\u7cfb\uff09\uff0c\u4e3a\u4e86\u4fdd\u8bc1\u5c65\u7ea6\u7684\u65f6\u6548\u6027\uff0c\u7528\u6237\u4e0b\u5355\u65f6\uff0c\u5546\u57ce\u7aef\u4f1a\u9009\u62e9\u6700\u8fd1\u7684\u4ed3\u5e93\uff0c\u670d\u52a1\u5668\u5728\u6620\u5c04\u8868\u4e2d\u6839\u636e\u4ed3\u5e93\u7f16\u7801\u67e5\u8be2\u5e76\u8def\u7531\u5230\u5bf9\u5e94\u7684\u6570\u636e\u5e93\uff0c\u6700\u540e\u5728\u5e93\u4e2d\u8fdb\u884c order \u8868\u7684\u64cd\u4f5c\uff0c\u4ea4\u4e92\u5982\u4e0b\u56fe\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"685\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-104-1024x685.png\" alt=\"\" class=\"wp-image-15758\" style=\"width:460px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-104-1024x685.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-104-300x201.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-104-768x514.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-104-830x555.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-104-230x154.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-104-350x234.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-104-480x321.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-104.png 1208w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p><strong>\u4e94\u3001\u5206\u5e93\u5206\u8868\u4ea7\u751f\u7684\u95ee\u9898\u00a0<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u5206\u5e93\u5206\u8868\u80fd\u591f\u89e3\u51b3\u6027\u80fd\u74f6\u9888\u95ee\u9898\uff0c\u4f46\u662f\u5206\u5e93\u5206\u8868\u4e0d\u662f\u94f6\u5f39\uff0c\u5b83\u540c\u6837\u4e5f\u4f1a\u5e26\u6765\u4e00\u4e9b\u95ee\u9898\uff1a<\/p>\n\n\n\n<ul>\n<li>\u8c03\u8bd5\u548c\u7ef4\u62a4\u96be\u5ea6<\/li>\n\n\n\n<li>\u5206\u5e03\u5f0f\u4e8b\u52a1<\/li>\n\n\n\n<li>\u8de8\u5e93\u5173\u8054\/\u5206\u9875\/\u6392\u5e8f\u00a0 \u00a0<\/li>\n<\/ul>\n\n\n\n<p><strong>5.1 \u5b9a\u4f4d\u548c\u7ef4\u62a4\u96be\u5ea6<\/strong><\/p>\n\n\n\n<p>\u5355\u5e93\u5355\u8868\uff0c\u53ef\u4ee5\u5f88\u76f4\u89c2\u5728\u8868\u4e2d\u67e5\u770b\u6570\u636e\uff0c\u5206\u5e93\u5206\u8868\u540e\uff0c\u9700\u8981\u5148\u6839\u636e key \u627e\u5230\u5e93\u548c\u8868\uff0c\u8fd9\u6837\u5728\u4e00\u5b9a\u610f\u4e49\u4e0a\u589e\u52a0\u4e86\u5f00\u53d1\u4eba\u5458\u5b9a\u4f4d\u95ee\u9898\u7684\u96be\u5ea6\uff0c\u518d\u56e0\u4e3a\u5e93\u548c\u8868\u7684\u589e\u591a\uff0c\u7ef4\u62a4\u96be\u5ea6\u81ea\u7136\u4e5f\u4e0a\u53bb\u4e86\uff08\u516c\u53f8\u6709 DBA \u53ef\u4ee5\u4ea4\u7ed9\u4ed6\u4eec\uff09\u3002&nbsp; &nbsp;<\/p>\n\n\n\n<p><strong>5.2 \u5206\u5e03\u5f0f ID<\/strong><\/p>\n\n\n\n<p>\u5355\u5e93\u5355\u8868\uff0c\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u8868\u81ea\u589e\u4e3b\u952e\u4fdd\u8bc1\u5168\u5c40\u552f\u4e00\u6027\uff0c\u5206\u5e93\u5206\u8868\u540e\uff0c\u9700\u8981\u81ea\u5df1\u7ef4\u62a4\u5168\u5c40\u552f\u4e00\u7684 ID\uff0c\u5e38\u7528\u7684\u7b97\u6cd5\u6709\uff1aUUID\u3001\u53f7\u6bb5\u6a21\u5f0f\uff08\u6570\u636e\u5e93\u751f\u6210\u5168\u5c40 ID\uff09\u3001\u96ea\u82b1\u7b97\u6cd5\u3002<\/p>\n\n\n\n<p>UUID \u4f18\u70b9\uff1a<\/p>\n\n\n\n<ul>\n<li>\u6027\u80fd\u975e\u5e38\u9ad8\uff0c\u672c\u5730\u751f\u6210\uff0c\u6ca1\u6709\u7f51\u7edc\u6d88\u8017\uff1b<\/li>\n<\/ul>\n\n\n\n<p>UUID \u7f3a\u70b9\uff1a<\/p>\n\n\n\n<ul>\n<li>\u4e0d\u6613\u4e8e\u5b58\u50a8\uff1aUUID \u592a\u957f\uff0c16 \u5b57\u8282 128 \u4f4d\uff0c\u901a\u5e38\u4ee5 36 \u957f\u5ea6\u7684\u5b57\u7b26\u4e32\u8868\u793a\uff0c\u5f88\u591a\u573a\u666f\u4e0d\u9002\u7528;<\/li>\n\n\n\n<li>\u4fe1\u606f\u4e0d\u5b89\u5168\uff1a\u57fa\u4e8e MAC \u5730\u5740\u751f\u6210 UUID \u7684\u7b97\u6cd5\u53ef\u80fd\u4f1a\u9020\u6210 MAC \u5730\u5740\u6cc4\u9732\uff0c\u8fd9\u4e2a\u6f0f\u6d1e\u66fe\u88ab\u7528\u4e8e\u5bfb\u627e\u6885\u4e3d\u838e\u75c5\u6bd2\u7684\u5236\u4f5c\u8005\u4f4d\u7f6e;<\/li>\n\n\n\n<li>ID \u4f5c\u4e3a\u4e3b\u952e\u65f6\u5728\u7279\u5b9a\u7684\u73af\u5883\u4f1a\u5b58\u5728\u4e00\u4e9b\u95ee\u9898\uff0c\u6bd4\u5982\u505a DB \u4e3b\u952e\u7684\u573a\u666f\u4e0b\uff0cUUID \u5c31\u975e\u5e38\u4e0d\u9002\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u53f7\u6bb5\u6a21\u5f0f\u4f18\u70b9\uff1a<\/p>\n\n\n\n<ul>\n<li>\u53ef\u4ee5\u6bcf\u6b21\u83b7\u53d6\u4e00\u4e2a ID\uff0c\u4e5f\u53ef\u4ee5\u6bcf\u6b21\u83b7\u53d6\u4e00\u6279 ID\uff1b<\/li>\n\n\n\n<li>\u7b80\u5355\uff0c\u5229\u7528\u73b0\u6709\u6570\u636e\u5e93\u7cfb\u7edf\u7684\u529f\u80fd\u5b9e\u73b0\uff1b<\/li>\n\n\n\n<li>ID \u5355\u8c03\u81ea\u589e\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5bf9 ID \u8981\u6c42\u7279\u6b8a\u7684\u4e1a\u52a1\uff1b<\/li>\n<\/ul>\n\n\n\n<p>\u53f7\u6bb5\u6a21\u5f0f\u7f3a\u70b9\uff1a<\/p>\n\n\n\n<ul><\/ul>\n\n\n\n<ul>\n<li>\u5f3a\u4f9d\u8d56\u53d1\u53f7 DB \u7684\u6027\u80fd\uff0c\u53ef\u80fd\u6709\u5355\u70b9\u95ee\u9898\uff1b<\/li>\n<\/ul>\n\n\n\n<p>\u96ea\u82b1\u7b97\u6cd5\u4f18\u70b9\uff1a<\/p>\n\n\n\n<ul>\n<li>\u6beb\u79d2\u6570\u5728\u9ad8\u4f4d\uff0c\u81ea\u589e\u5e8f\u5217\u5728\u4f4e\u4f4d\uff0c\u6574\u4e2a ID \u90fd\u662f\u8d8b\u52bf\u9012\u589e\u7684\u3002<\/li>\n\n\n\n<li>\u4e0d\u4f9d\u8d56\u6570\u636e\u5e93\u7b49\u7b2c\u4e09\u65b9\u7cfb\u7edf\uff0c\u4ee5\u670d\u52a1\u7684\u65b9\u5f0f\u90e8\u7f72\uff0c\u7a33\u5b9a\u6027\u66f4\u9ad8\uff0c\u751f\u6210 ID \u7684\u6027\u80fd\u4e5f\u662f\u975e\u5e38\u9ad8\u7684\u3002<\/li>\n\n\n\n<li>\u53ef\u4ee5\u6839\u636e\u81ea\u8eab\u4e1a\u52a1\u7279\u6027\u5206\u914d bit \u4f4d\uff0c\u975e\u5e38\u7075\u6d3b\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u96ea\u82b1\u7b97\u6cd5\u7f3a\u70b9\uff1a<\/p>\n\n\n\n<ul><\/ul>\n\n\n\n<ul><\/ul>\n\n\n\n<ul>\n<li>\u5f3a\u4f9d\u8d56\u673a\u5668\u65f6\u949f\uff0c\u5982\u679c\u673a\u5668\u65f6\u949f\u56de\u62e8\uff0c\u4f1a\u5bfc\u81f4\u91cd\u590d\u6216\u8005\u670d\u52a1\u4e0d\u53ef\u7528\uff0c\u4e0d\u8fc7\u53d1\u751f\u7684\u6982\u7387\u6bd4\u8f83\u5c0f\uff1b<\/li>\n<\/ul>\n\n\n\n<p>\u5bf9\u4e8e\u516c\u53f8\u5185\u90e8\u6ca1\u6709\u5206\u5e03\u5f0f ID \u76f8\u5173\u5b9e\u73b0\u7684\uff0c\u53ef\u4ee5\u4f7f\u7528\u6216\u501f\u9274 \u7f8e\u56e2\u5f00\u6e90\u7684 Leaf ( https:\/\/github.com\/Meituan-Dianping\/Leaf ) \uff0c\u8be5\u6846\u67b6\u63d0\u4f9b\u4e86\u96ea\u82b1\u7b97\u6cd5\u548c\u53f7\u6bb5\u6a21\u5f0f\u4e24\u79cd\u65b9\u6848\u3002<\/p>\n\n\n\n<p><strong>5.3 \u5206\u5e03\u5f0f\u4e8b\u52a1<\/strong><\/p>\n\n\n\n<p>\u5355\u5e93\u5355\u8868\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528\u672c\u5730\u4e8b\u52a1\u6765\u4fdd\u969c\u6570\u636e\u7684\u6b63\u786e\u6027\uff0c\u5206\u5e93\u5206\u8868\u4e4b\u540e\u53ef\u80fd\u5c31\u9700\u8981\u5f15\u5165\u5206\u5e03\u5f0f\u4e8b\u52a1\u7684\u95ee\u9898\uff0c\u89e3\u51b3\u65b9\u6848\u6709\u4e24\u79cd\uff1a<\/p>\n\n\n\n<ul>\n<li>\u4e1a\u52a1\u5212\u5206\u7684\u65f6\u5019\u89c4\u907f\u5206\u5e03\u5f0f\u4e8b\u52a1\uff1b<\/li>\n\n\n\n<li>\u4f7f\u7528\u4e13\u4e1a\u7684\u7684\u5206\u5e03\u5f0f\u6846\u67b6\uff0c\u6bd4\u5982\u963f\u91cc\u5f00\u6e90\u7684 Seata ( https:\/\/seata.io\/zh-cn\/ )\uff1b<\/li>\n<\/ul>\n\n\n\n<p><strong>5.4 \u8de8\u5e93\u5173\u8054\/\u5206\u9875\/\u6392\u5e8f<\/strong><\/p>\n\n\n\n<p>\u5355\u5e93\u5355\u8868\u53ef\u4ee5\u76f4\u63a5\u4f7f\u7528 MySQL limit \u7279\u6027\u5b9e\u73b0\u5206\u9875\uff0c\u5206\u5e93\u5206\u8868\u540e\uff0c\u53ef\u80fd\u4f1a\u51fa\u73b0\u5206\u9875\u95ee\u9898\uff0c\u89e3\u51b3\u65b9\u6848\u6709\u4e09\u79cd\uff1a<\/p>\n\n\n\n<ul>\n<li>\u9009\u62e9\u5408\u9002\u7684\u5206\u8868\u5b57\u6bb5\uff0c\u89c4\u907f\u7edd\u5927\u90e8\u5206\u9ad8\u9891\u67e5\u8be2\u573a\u666f\u51fa\u73b0\u8de8\u5e93\uff1b<\/li>\n\n\n\n<li>\u4f7f\u7528\u4e13\u4e1a\u7684\u5206\u5e03\u5f0f\u6846\u67b6\uff0c\u6bd4\u5982\u5f00\u6e90\u6846\u67b6\uff1aElasticSearch ( https:\/\/github.com\/elastic\/elasticsearch )\uff1b<\/li>\n\n\n\n<li>\u4e1a\u52a1\u4ee3\u7801\u4e2d\u5206\u522b\u67e5\u8be2\uff0c\u7136\u540e\u7ec4\u88c5\u6570\u636e\uff1b<\/li>\n<\/ul>\n\n\n\n<p><strong>\u516d\u3001\u5206\u5e93\u5206\u8868\u5de5\u5177\u00a0<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u5206\u5e93\u5206\u8868\u5de5\u5177\u4e3b\u8981\u6709 2 \u79cd\u6a21\u5f0f\uff1a\u5ba2\u6237\u7aef\u6a21\u5f0f \u548c \u4ee3\u7406\u6a21\u5f0f\u00a0 \u00a0<\/p>\n\n\n\n<p><strong>6.1 \u5ba2\u6237\u7aef\u6a21\u5f0f<\/strong><\/p>\n\n\n\n<p>\u5ba2\u6237\u7aef\u6a21\u5f0f\u662f\u6307\u5728\u5ba2\u6237\u7aef\u5b9e\u73b0\u76f4\u8fde\u6570\u636e\u5e93\uff0c\u5ba2\u6237\u7aef\u901a\u5e38\u662f\u901a\u8fc7\u4e00\u4e9b\u5c01\u88c5\u597d\u7684 jar \u6765\u5b9e\u73b0\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"359\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-105-1024x359.png\" alt=\"\" class=\"wp-image-15759\" style=\"width:436px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-105-1024x359.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-105-300x105.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-105-768x269.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-105-830x291.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-105-230x81.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-105-350x123.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-105-480x168.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-105.png 1136w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u5e38\u89c1\u7684\u5f00\u6e90\u4e2d\u95f4\u4ef6\u6709\uff1aApache \u7684 Sharding-JDBC\u3001\u6dd8\u5b9d\u7684 TDDL\u3001\u7f8e\u56fe\u7684 Zebra\u3002<\/p>\n\n\n\n<p><strong>6.2 \u4ee3\u7406\u6a21\u5f0f<\/strong><\/p>\n\n\n\n<p>\u4ee3\u7406\u6a21\u5f0f\u662f\u6307\u9700\u8981\u5355\u72ec\u90e8\u7f72\u670d\u52a1\uff0c\u5ba2\u6237\u7aef\u8fde\u63a5\u4ee3\u7406\u670d\u52a1\uff0c\u7531\u4ee3\u7406\u670d\u52a1\u518d\u548c\u6570\u636e\u5e93\u4ea4\u4e92\uff0c\u5982\u4e0b\u56fe\u6240\u793a\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"289\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-106-1024x289.png\" alt=\"\" class=\"wp-image-15760\" style=\"width:458px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-106-1024x289.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-106-300x85.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-106-768x217.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-106-830x235.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-106-230x65.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-106-350x99.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-106-480x136.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-106.png 1168w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u5e38\u89c1\u7684\u5f00\u6e90\u4e2d\u95f4\u4ef6\u6709\uff1aApache \u7684 Sharding-Proxy\u3001\u963f\u91cc\u7684 cobar\u3001\u56fd\u4ea7\u7684 MyCat\u3001360 \u7684 Atlas\u3002<\/p>\n\n\n\n<p>\u53e6\u5916\u8fd8\u6709 google \u7684 vitess\uff0c\u5b83\u662f\u57fa\u4e8e zookeeper\uff0c\u901a\u8fc7 RPC \u65b9\u5f0f\u8fdb\u884c\u6570\u636e\u7ba1\u7406\u3002&nbsp; &nbsp;<\/p>\n\n\n\n<p><strong>6.3 \u603b\u7ed3<\/strong><\/p>\n\n\n\n<p>\u4e24\u79cd\u65b9\u6848\u7684\u6838\u5fc3\u601d\u60f3\u90fd\u662f\u7c7b\u4f3c\u7684\uff0c\u90fd\u662f\u5c06\u5206\u5e93\u5206\u8868\u7684\u903b\u8f91\u8fdb\u884c\u62bd\u8c61\u5c01\u88c5\uff0c\u4e1a\u52a1\u65e0\u9700\u5173\u6ce8\u5206\u5e93\u5206\u8868\u7684\u5b9e\u73b0\u7ec6\u8282\uff0c\u53ea\u9700\u6309\u7167\u89c4\u5219\u8fdb\u884c\u7b80\u5355\u7684\u914d\u7f6e\u548c\u5f00\u53d1\uff0c\u5c31\u80fd\u6b63\u5e38\u7684\u4f7f\u7528\u5206\u5e93\u5206\u8868\u3002<\/p>\n\n\n\n<p>\u4e24\u8005\u5404\u6709\u4f18\u52a3\uff0c\u5ba2\u6237\u7aef\u6a21\u5f0f\u6bd4\u8f83\u8f7b\u91cf\uff0c\u6027\u80fd\u4e5f\u4f1a\u6bd4\u8f83\u597d\uff1b\u4ee3\u7406\u6a21\u5f0f\uff0c\u5ba2\u6237\u7aef\u65e0\u9700\u7ef4\u62a4\u670d\u52a1\uff0c\u4f46\u662f\u9700\u8981\u90e8\u7f72\u989d\u5916\u7684\u4ee3\u7406\u670d\u52a1\u5668\uff0c\u4ee3\u7406\u670d\u52a1\u5668\u7684\u7a33\u5b9a\u6027\u548c\u6027\u80fd\u7b49\u90fd\u9700\u8981\u4fdd\u969c\u3002<\/p>\n\n\n\n<p><strong>\u4e03\u3001\u5206\u5e93\u5206\u8868\u5982\u4f55\u843d\u5730\uff1f\u00a0<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u6572\u9ed1\u677f&#8230;&#8230;\u91cd\u70b9\uff0c\u91cd\u70b9\uff0c\u91cd\u70b9\uff0c\u91cd\u8981\u7684\u4e8b\u60c5\u8bf4\u4e09\u904d\uff01\uff01\uff01<\/p>\n\n\n\n<p>\u4e92\u8054\u7f51\u4e1a\u5185\u6709\u53e5\u7ecf\u5178\u540d\u8a00&#8221;Talk is cheap.Show me your code&#8221;\uff0c\u7406\u8bba\u8bb2\u518d\u591a\uff0c\u65e0\u6cd5\u4ed8\u8bf8\u5b9e\u9645\u751f\u4ea7\u90fd\u662f\u7a7a\u8c08\u3002<\/p>\n\n\n\n<p>\u8fd9\u91cc\u4ee5\u67d0\u5927\u5382\u793e\u533a\u7535\u5546\u8ba2\u5355\u4e1a\u52a1\u7684\u771f\u5b9e\u6848\u4f8b\u6765\u5206\u4eab\u5982\u4f55\u843d\u5730\u5206\u5e93\u5206\u8868\u3002<\/p>\n\n\n\n<p>\u573a\u666f\uff1a\u793e\u533a\u7535\u5546\u4e0b\u6bcf\u65e5 3000 \u4e07\u4e0b\u5355\u573a\u666f<\/p>\n\n\n\n<p>\u8bc4\u4f30\u5e93\u548c\u8868\u7684\u603b\u6570<\/p>\n\n\n\n<p>\u4e00\u822c\u8bc4\u4f30\u7684\u6807\u51c6\u662f\uff1a\u5f53\u524d\u65e5\u8ba2\u5355\u5cf0\u503c M &nbsp;\u652f\u6301\u6700\u5927\u7684\u7206\u53d1\u589e\u957f\u901f\u7387 R &nbsp;\u4e1a\u52a1\u80fd\u652f\u6491 Y \u5e74\u53d1\u5c55 * 365 \u5929\/\u5e74\uff0c\u5355\u8868\u5b58\u50a8 1000 \u4e07\u6570\u636e\u6309\u3002<\/p>\n\n\n\n<p>\u9884\u4f30\u6570\u636e\u603b\u6570\uff1a\u65e5\u8ba2\u5355 3000 \u4e07\uff0c\u4e00\u5e74\u6309 365 \u5929\u8ba1\u6570\uff0c\u6700\u5927\u652f\u6301\u65e5\u8ba2\u5355 10 \u500d\u7684\u589e\u957f\u901f\u5ea6\uff08\u5373\u65e5\u8ba2\u5355\u91cf 1 \u4ebf\uff09\uff0c\u4e1a\u52a1\u80fd\u652f\u6491 10 \u5e74\u53d1\u5c55\uff0c\u56e0\u6b64\uff0c\u9700\u8981\u5b58\u50a8\u7684\u603b\u8ba2\u5355\u91cf Total = 3000w &nbsp;365 &nbsp;10 * 10 \u2248 10000 \u4ebf\uff0c\u4e07\u4ebf\u7ea7\u3002<\/p>\n\n\n\n<p>\u8bc4\u4f30\u5e93\u548c\u8868\u7684\u603b\u6570\uff1a\u6bcf\u5f20\u8868\u6309 1000 \u4e07\u5b58\u50a8\uff08\u5e93\u603b\u6570 &nbsp;\u8868\u603b\u6570 = 10000 \u4ebf \/ 1000 \u4e07\uff09\uff0c\u56e0\u6b64\uff0c\u5e93\u603b\u6570 &nbsp;\u8868\u603b\u6570 = 10 \u4e07\uff0c\u7ec4\u5408\u65b9\u5f0f\u6709\u300e1 \u4e2a\u5e93 &nbsp;10 \u4e07\u5f20\u8868\u300110 \u4e2a\u5e93 &nbsp;1 \u4e07\u5f20\u8868\u3001100 \u4e2a\u5e93 &nbsp;1000 \u5f20\u8868 \u7b49\u300f\uff0c\u6574\u4f53\u6765\u770b\uff0c&#8221;100 \u4e2a\u5e93 &nbsp;1000 \u5f20\u8868&#8221;\u8fd9\u79cd\u7ec4\u5408\u6570\u636e\u79bb\u6563\u6bd4\u8f83\u5747\u5300\uff0c\u5728\u8ba1\u7b97\u673a\u4e2d\uff0c\u4e00\u822c\u91c7\u7528 2^n \u6765\u8ba1\u6570\u3002\u6240\u4ee5\uff0c100 \u4e2a\u5e93 &nbsp;1000 \u5f20\u8868\u53ef\u4ee5\u6bd4\u8f83\u63a5\u8fd1 2^7 &nbsp;2^10 = 128 * 1024\uff0c\u6240\u4ee5\u6700\u7ec8 128 \u4e2a\u5e93\uff0c\u6bcf\u4e2a\u5e93 1024 \u5f20\u8868\u3002<\/p>\n\n\n\n<p>\u5206\u5e93\u5206\u8868\u5b57\u6bb5\u7684\u9009\u62e9<\/p>\n\n\n\n<p>\u5728\u5355\u5e93\u5355\u8868\u4e2d\uff0c\u53ef\u4ee5\u76f4\u63a5\u8fdb\u884c join \u67e5\u8be2\u548c\u5206\u9875\u64cd\u4f5c\uff0c\u5206\u5e93\u5206\u8868\u540e\uff0c\u6570\u636e\u4f1a\u5206\u5230\u4e0d\u540c\u7684\u6570\u636e\u5e93\u548c\u8868\u4e0a\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u8de8\u5e93\u67e5\u8be2\u7b49\u95ee\u9898\uff0c\u56e0\u6b64\uff0c\u5206\u8868\u5b57\u6bb5\u7684\u9009\u62e9\uff0c\u51b3\u5b9a\u4e86\u80fd\u5426\u5c06\u539f\u672c\u9700\u8981\u8fdb\u884c\u5206\u9875\u7684\u6570\u636e\u5212\u5206\u5230\u540c\u4e00\u5f20\u8868\u4e0a\uff0c\u4ece\u800c\u907f\u514d\u8de8\u5e93\u67e5\u8be2\u3002<\/p>\n\n\n\n<p>So\uff0c\u5982\u4f55\u9009\u62e9\u5206\u5e93\u5206\u8868\u5b57\u6bb5\uff1f<\/p>\n\n\n\n<p>\u6709\u7528\u8fc7\u793e\u533a\u7535\u5546\u4ea7\u54c1\uff08\u6a59\u5fc3\u4f18\u9009\uff0c\u7f8e\u56e2\u4f18\u9009\uff0c\u591a\u591a\u4e70\u83dc\uff0c\u76d2\u9a6c\u90bb\u91cc\uff09\u7684\u5c0f\u4f19\u4f34\u5e94\u8be5\u77e5\u9053\uff0c\u793e\u533a\u7535\u5546\u7684\u6a21\u5f0f\u662f\uff1a\u5f53\u65e5\u8d2d\u4e70\uff0c\u6b21\u65e5\u5c65\u7ea6\u3002<\/p>\n\n\n\n<p>\u4e3a\u4e86\u4fdd\u8bc1\u5c65\u7ea6\u7684\u65f6\u6548\uff0c\u7528\u6237\u5728\u4e0b\u5355\u65f6\uff0c\u5546\u57ce\u7aef\u90fd\u662f\u628a\u8ba2\u5355\u4e0b\u5230\u6700\u8fd1\u7684\u4ed3\u5e93\uff0c\u56e0\u6b64\uff0c\u53ef\u4ee5\u6839\u636e\u4ed3\u5e93\u7f16\u7801\u6765\u5206\u5e93\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"465\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-107-1024x465.png\" alt=\"\" class=\"wp-image-15761\" style=\"width:412px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-107-1024x465.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-107-300x136.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-107-768x349.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-107-830x377.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-107-230x104.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-107-350x159.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-107-480x218.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-107.png 1220w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure><\/div>\n\n\n<p>\u5728\u6574\u4e2a\u9500\u552e\u94fe\u8def\u548c\u5c65\u7ea6\u94fe\u8def\u4e2d\uff0c\u6709\u51e0\u4e2a\u9ad8\u53d1\u7684\u8ba2\u5355\u67e5\u8be2\u573a\u666f\uff0c\u56e0\u6b64\u5206\u8868\u5b57\u6bb5\u7684\u9009\u62e9\u5fc5\u987b\u6ee1\u8db3\u8fd9\u4e9b\u573a\u666f\uff1a<\/p>\n\n\n\n<p>\u7528\u6237\u89c6\u89d2\uff1a\u67e5\u8be2\u81ea\u5df1\u6240\u6709\u7684\u8ba2\u5355\uff0c\u56e0\u6b64\uff0c\u53ef\u4ee5\u901a\u8fc7 user_id \u5206\u8868\uff0c\u628a\u67d0\u7528\u6237\u6240\u6709\u7684\u8ba2\u5355\u653e\u5230\u540c\u4e00\u5f20\u8868\u3002<\/p>\n\n\n\n<p>\u56e2\u957f\u89c6\u89d2\uff1a\u67e5\u8be2\u7528\u6237\u4e0b\u7ed9\u81ea\u5df1\u7684\u6240\u6709\u8ba2\u5355\uff0c\u56e0\u6b64\uff0c\u53ef\u4ee5\u901a\u8fc7 tuan_user_id \u5206\u8868\uff0c\u628a\u67d0\u56e2\u957f\u7684\u6240\u6709\u7684\u8ba2\u5355\u653e\u5230\u540c\u4e00\u5f20\u8868\u3002<\/p>\n\n\n\n<p>\u5546\u5bb6\u89c6\u89d2\uff1a\u67e5\u8be2\u7528\u6237\u4e0b\u7ed9\u81ea\u5df1\u7684\u6240\u6709\u8ba2\u5355\uff0c\u56e0\u6b64\uff0c\u53ef\u4ee5\u901a\u8fc7 merchant_id \u5206\u8868\uff0c\u628a\u67d0\u5546\u5bb6\u7684\u6240\u6709\u7684\u8ba2\u5355\u653e\u5230\u540c\u4e00\u5f20\u8868\u3002<\/p>\n\n\n\n<p>\u5ba2\u670d\u89c6\u89d2\uff1a\u901a\u8fc7\u8ba2\u5355\u53f7\u67e5\u8be2\u67d0\u4e2a\u8ba2\u5355\uff0c\u56e0\u6b64\uff0c\u901a\u8fc7 order_id \u5206\u8868\u80fd\u591f\u5feb\u901f\u67e5\u8be2\u8ba2\u5355\u4fe1\u606f\u3002<\/p>\n\n\n\n<p>\u4e0a\u8ff0 4 \u79cd\u573a\u666f\u90fd\u662f\u8ba2\u5355\u8868\u9ad8\u53d1\u67e5\u8be2\u7684\u573a\u666f\uff0c\u4f46\u662f\u76ee\u524d\u5e38\u7528\u7684\u5206\u5e93\u5206\u8868\u4e2d\u95f4\u4ef6\u90fd\u53ea\u80fd\u652f\u6301\u4e00\u4e2a\u5206\u8868\u5b57\u6bb5\uff0c\u8be5\u5982\u4f55\u89e3\u51b3\u4e0a\u9762 4 \u79cd\u67e5\u8be2\u95ee\u9898\u5462\uff1f<\/p>\n\n\n\n<p>\u901a\u5e38\u7684\u505a\u6cd5\u6709\uff1a\u5197\u4f59\u6570\u636e\u548c\u5173\u7cfb\u7d22\u5f15\u8868\u3002<\/p>\n\n\n\n<p>\u5176\u5b9e\u5728\u8ba1\u7b97\u4e2d\u7684\u4e16\u754c\u5f88\u591a\u65f6\u5019\u90fd\u662f\u65f6\u95f4\u548c\u7a7a\u95f4\u7684\u4e00\u4e2a\u6743\u8861\u95ee\u9898\uff0c\u662f\u62ff\u65f6\u95f4\u6362\u7a7a\u95f4\uff0c\u8fd8\u662f\u62ff\u7a7a\u95f4\u6362\u65f6\u95f4\uff1f\u5197\u4f59\u6570\u636e\u548c\u5173\u7cfb\u7d22\u5f15\u8868\u5c31\u5f88\u597d\u7684\u4f53\u73b0\u4e86\u65f6\u95f4\u548c\u7a7a\u95f4\u7684\u6743\u8861\u5173\u7cfb\u3002<\/p>\n\n\n\n<p><strong>\u5197\u4f59\u6570\u636e\uff1a<\/strong><\/p>\n\n\n\n<p>\u76f8\u540c\u7684\u6570\u636e\u4fdd\u5b58\u591a\u4efd\uff0c\u6bcf\u4efd\u6570\u636e\u4f7f\u7528\u4e0d\u540c\u7684\u5206\u8868\u5b57\u6bb5\uff0c\u4ece\u800c\u6ee1\u8db3\u5404\u79cd\u67e5\u8be2\u9700\u6c42\u3002\u5982\u4e0b\u56fe\u6240\u793a\uff1a\u901a\u8fc7 user_id\u3001tuan_user_id\u3001merchant_id\u3001order_id 4 \u4e2a\u5b57\u6bb5\u6765\u5206\u8868\uff0c\u56e0\u6b64\u9700\u8981\u5197\u4f59 4 \u4efd\u76f8\u540c\u6570\u636e\u7684 order \u8868\u3002<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"867\" height=\"1024\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-109-867x1024.png\" alt=\"\" class=\"wp-image-15763\" style=\"width:448px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-109-867x1024.png 867w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-109-254x300.png 254w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-109-768x907.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-109-830x981.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-109-230x272.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-109-350x413.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-109-480x567.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-109.png 1202w\" sizes=\"(max-width: 867px) 100vw, 867px\" \/><\/figure><\/div>\n\n\n<p>\u5f88\u663e\u7136\uff0c\u5197\u4f59\u6570\u636e\u662f\u901a\u8fc7\u7a7a\u95f4\u6362\u65f6\u95f4\u7684\u505a\u6cd5\uff0c\u4f18\u70b9\u662f\u53ea\u8981\u4e00\u6b21\u67e5\u8be2\u8bf7\u6c42\u5c31\u80fd\u6ee1\u8db3\u4e1a\u52a1\u9700\u6c42\uff0c\u7f3a\u70b9\u5c31\u662f\u76f8\u540c\u6570\u636e\u4fdd\u5b58\u591a\u4efd\uff0c\u6d6a\u8d39\u4e86\u7a7a\u95f4\uff0c\u589e\u52a0\u4e86\u6210\u672c\u3002<\/p>\n\n\n\n<p>\u6dd8\u5b9d\u7684\u8ba2\u5355\u8868\u91c7\u7528\u7684\u662f\u6570\u636e\u5197\u4f59\uff0c\u62c6\u5206\u4e70\u5bb6\u5e93\u548c\u5356\u5bb6\u5e93\u4e24\u4e2a\u5e93\uff0c\u4e00\u4e2a\u8ba2\u5355\uff0c\u5728\u4e70\u5bb6\u548c\u5356\u5bb6\u5e93\u91cc\u90fd\u5b58\u50a8\u4e86\u4e00\u4efd\u3002<\/p>\n\n\n\n<p><strong>\u5173\u7cfb\u7d22\u5f15\u8868\uff1a<\/strong><\/p>\n\n\n\n<p>\u5b83\u662f\u6307\u5efa\u7acb\u67e5\u8be2\u6761\u4ef6\u548c\u57fa\u8868\u5206\u8868\u952e\u7684\u7d22\u5f15\u5173\u7cfb\u3002\u5982\u4e0b\u56fe\uff0c\u8ba2\u5355\u8868\u662f\u57fa\u8868\uff0c\u901a\u8fc7\u5efa\u7acb user_id \u548c order_id\uff0ctuan_user_id \u548c order_id\uff0cmerchant_id \u548c order_id \u7684\u5173\u7cfb\u7d22\u5f15\u8868\u6765\u6ee1\u8db3\u51e0\u79cd\u67e5\u8be2\u573a\u666f\uff1a<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"513\" src=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-111-1024x513.png\" alt=\"\" class=\"wp-image-15765\" style=\"width:484px;height:auto\" srcset=\"https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-111-1024x513.png 1024w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-111-300x150.png 300w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-111-768x385.png 768w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-111-830x416.png 830w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-111-230x115.png 230w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-111-350x175.png 350w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-111-480x240.png 480w, https:\/\/92it.top\/wp-content\/uploads\/2024\/07\/\u56fe\u7247-111.png 1214w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" 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