{"id":6623,"date":"2024-11-21T16:16:53","date_gmt":"2024-11-21T08:16:53","guid":{"rendered":"https:\/\/t.n-years.com\/?p=6623"},"modified":"2024-11-21T16:16:53","modified_gmt":"2024-11-21T08:16:53","slug":"%e6%95%b0%e6%8d%ae%e5%ba%93%e8%ae%b0%e5%bd%95%e5%88%86%e9%a1%b5%e8%ae%be%e8%ae%a1","status":"publish","type":"post","link":"https:\/\/t.n-years.com\/?p=6623","title":{"rendered":"\u6570\u636e\u5e93\u8bb0\u5f55\u5206\u9875\u8bbe\u8ba1"},"content":{"rendered":"<blockquote>\n<p>\u975e\u539f\u521b\u3001KIMI \u751f\u6210<\/p>\n<\/blockquote>\n<p>\u95ee\uff1a\u6570\u636e\u8868\u5206\u9875\u8bfb\u53d6\uff0c\u5982\u4f55\u5904\u7406\u5206\u9875\u8fb9\u754c\u7684\u76f8\u540c\u503c<\/p>\n<p>\u6570\u636e\u5e93\u8bb0\u5f55\u5206\u9875\u8bfb\u53d6\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u9700\u6c42\uff0c\u5c24\u5176\u662f\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u3002\u8bbe\u8ba1\u5206\u9875\u8bfb\u53d6\u65f6\uff0c\u5173\u952e\u662f\u8981\u786e\u5b9a\u4e00\u4e2a\u6709\u6548\u7684\u5206\u9875\u7b56\u7565\uff0c\u4ee5\u4fbf\u80fd\u591f\u51c6\u786e\u5730\u83b7\u53d6\u6570\u636e\u7684\u4e0b\u4e00\u9875\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u8bbe\u8ba1\u5206\u9875\u8bfb\u53d6\u7684\u6b65\u9aa4\u548c\u8003\u8651\u56e0\u7d20\uff1a<\/p>\n<h3>1. \u786e\u5b9a\u5206\u9875\u53c2\u6570<\/h3>\n<p>\u901a\u5e38\uff0c\u5206\u9875\u8bfb\u53d6\u9700\u8981\u4e24\u4e2a\u53c2\u6570\uff1a<\/p>\n<ul>\n<li><code>page<\/code>\uff1a\u5f53\u524d\u9875\u7801\u3002<\/li>\n<li><code>limit<\/code>\uff1a\u6bcf\u9875\u663e\u793a\u7684\u8bb0\u5f55\u6570\u3002<\/li>\n<\/ul>\n<h3>2. \u7f16\u5199 SQL \u67e5\u8be2<\/h3>\n<p>\u57fa\u4e8e\u8fd9\u4e24\u4e2a\u53c2\u6570\uff0c\u53ef\u4ee5\u7f16\u5199 SQL \u67e5\u8be2\u6765\u83b7\u53d6\u7279\u5b9a\u9875\u7684\u6570\u636e\u3002\u4f8b\u5982\uff0c\u4f7f\u7528 <code>LIMIT<\/code> \u548c <code>OFFSET<\/code> \u5b50\u53e5\uff1a<\/p>\n<pre><code class=\"language-sql\">SELECT * FROM your_table\nORDER BY amount DESC\nLIMIT 100 OFFSET (page - 1) * 100;<\/code><\/pre>\n<h3>3. \u5904\u7406\u8fb9\u754c\u6761\u4ef6<\/h3>\n<p>\u5f53\u4e00\u9875\u7684\u6570\u636e\u6070\u597d\u5206\u5272\u4e86\u4e24\u4e2a\u76f8\u7b49\u7684\u503c\u65f6\uff0c\u9700\u8981\u51b3\u5b9a\u5982\u4f55\u5904\u7406\u8fd9\u79cd\u60c5\u51b5\u3002\u6709\u4e24\u79cd\u5e38\u89c1\u7684\u7b56\u7565\uff1a<\/p>\n<h4>\u7b56\u7565\u4e00\uff1a\u5305\u542b\u8fb9\u754c\u503c<\/h4>\n<p>\u5982\u679c\u4e24\u4e2a\u76f8\u7b49\u7684\u503c\u88ab\u5206\u5272\uff0c\u53ef\u4ee5\u9009\u62e9\u5c06\u8f83\u5c0f\u7684\u90a3\u4e2a\u503c\u5305\u542b\u5728\u4e0b\u4e00\u9875\u4e2d\u3002\u8fd9\u610f\u5473\u7740\uff0c\u5982\u679c\u5f53\u524d\u9875\u7684\u6700\u540e\u4e00\u6761\u8bb0\u5f55\u7684\u91d1\u989d\u4e0e\u4e0b\u4e00\u9875\u7b2c\u4e00\u6761\u8bb0\u5f55\u7684\u91d1\u989d\u76f8\u540c\uff0c\u90a3\u4e48\u4e0b\u4e00\u9875\u5c06\u4ece\u8fd9\u4e2a\u76f8\u540c\u7684\u91d1\u989d\u5f00\u59cb\u3002<\/p>\n<h4>\u7b56\u7565\u4e8c\uff1a\u6392\u9664\u8fb9\u754c\u503c<\/h4>\n<p>\u53e6\u4e00\u79cd\u7b56\u7565\u662f\u6392\u9664\u8fb9\u754c\u503c\uff0c\u5373\u5982\u679c\u5f53\u524d\u9875\u7684\u6700\u540e\u4e00\u6761\u8bb0\u5f55\u7684\u91d1\u989d\u4e0e\u4e0b\u4e00\u9875\u7b2c\u4e00\u6761\u8bb0\u5f55\u7684\u91d1\u989d\u76f8\u540c\uff0c\u90a3\u4e48\u4e0b\u4e00\u9875\u5c06\u4ece\u4e0b\u4e00\u4e2a\u4e0d\u540c\u7684\u91d1\u989d\u5f00\u59cb\u3002<\/p>\n<h3>4. \u8bbe\u7f6e\u4e0b\u6b21\u83b7\u53d6\u7684\u8d77\u70b9\u6761\u4ef6<\/h3>\n<p>\u4e3a\u4e86\u5b9e\u73b0\u4e0a\u8ff0\u4efb\u4e00\u7b56\u7565\uff0c\u4f60\u9700\u8981\u5728\u6570\u636e\u5e93\u67e5\u8be2\u4e2d\u4f7f\u7528\u6761\u4ef6\u6765\u786e\u5b9a\u8d77\u70b9\u3002\u4f8b\u5982\uff0c\u5982\u679c\u9009\u62e9\u7b56\u7565\u4e00\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528 <code>WHERE<\/code> \u5b50\u53e5\u6765\u6392\u9664\u5f53\u524d\u9875\u7684\u6700\u540e\u4e00\u6761\u8bb0\u5f55\uff1a<\/p>\n<pre><code class=\"language-sql\">SELECT * FROM your_table\nWHERE amount &gt; (SELECT amount FROM your_table ORDER BY amount DESC LIMIT 1 OFFSET (page - 1) * 100)\nORDER BY amount DESC\nLIMIT 100;<\/code><\/pre>\n<p>\u8fd9\u4e2a\u67e5\u8be2\u9996\u5148\u627e\u5230\u5f53\u524d\u9875\u7684\u6700\u540e\u4e00\u6761\u8bb0\u5f55\u7684\u91d1\u989d\uff0c\u7136\u540e\u83b7\u53d6\u6240\u6709\u91d1\u989d\u5927\u4e8e\u8fd9\u4e2a\u503c\u7684\u8bb0\u5f55\u3002<\/p>\n<h3>5. \u4f7f\u7528\u5206\u9875\u4ee4\u724c<\/h3>\n<p>\u53e6\u4e00\u79cd\u65b9\u6cd5\u662f\u4f7f\u7528\u5206\u9875\u4ee4\u724c\uff08\u5982\u8bb0\u5f55\u7684 ID \u6216\u91d1\u989d\uff09\uff0c\u800c\u4e0d\u662f\u57fa\u4e8e\u9875\u7801\u7684\u504f\u79fb\u91cf\u3002\u8fd9\u79cd\u65b9\u6cd5\u53ef\u4ee5\u907f\u514d\u7531\u4e8e\u76f8\u7b49\u503c\u5206\u5272\u800c\u5bfc\u81f4\u7684\u95ee\u9898\uff1a<\/p>\n<pre><code class=\"language-sql\">SELECT * FROM your_table\nWHERE id &gt; last_page_last_id\nORDER BY id ASC\nLIMIT 100;<\/code><\/pre>\n<p>\u5728\u8fd9\u91cc\uff0c<code>last_page_last_id<\/code> \u662f\u4e0a\u4e00\u9875\u6700\u540e\u4e00\u6761\u8bb0\u5f55\u7684 ID\u3002<\/p>\n<h3>6. \u8003\u8651\u6027\u80fd<\/h3>\n<p>\u5bf9\u4e8e\u5927\u578b\u6570\u636e\u5e93\uff0c\u5206\u9875\u67e5\u8be2\u53ef\u80fd\u4f1a\u5f71\u54cd\u6027\u80fd\u3002\u4f7f\u7528\u7d22\u5f15\u6765\u4f18\u5316\u67e5\u8be2\uff0c\u5e76\u8003\u8651\u4f7f\u7528\u7f13\u5b58\u7b56\u7565\u6765\u63d0\u9ad8\u54cd\u5e94\u901f\u5ea6\u3002<\/p>\n<h3>\u603b\u7ed3<\/h3>\n<p>\u8bbe\u8ba1\u5206\u9875\u8bfb\u53d6\u65f6\uff0c\u9700\u8981\u8003\u8651\u5982\u4f55\u5904\u7406\u8fb9\u754c\u6761\u4ef6\u548c\u5982\u4f55\u8bbe\u7f6e\u4e0b\u4e00\u6b21\u67e5\u8be2\u7684\u8d77\u70b9\u3002\u9009\u62e9\u54ea\u79cd\u7b56\u7565\u53d6\u51b3\u4e8e\u5177\u4f53\u7684\u5e94\u7528\u573a\u666f\u548c\u7528\u6237\u9700\u6c42\u3002\u4f7f\u7528\u5206\u9875\u4ee4\u724c\u662f\u4e00\u79cd\u66f4\u7075\u6d3b\u4e14\u901a\u5e38\u66f4\u9ad8\u6548\u7684\u65b9\u6cd5\uff0c\u5c24\u5176\u662f\u5728\u5904\u7406\u5927\u91cf\u6570\u636e\u65f6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u975e\u539f\u521b\u3001KIMI \u751f\u6210 \u95ee\uff1a\u6570\u636e\u8868\u5206\u9875\u8bfb\u53d6\uff0c\u5982\u4f55\u5904\u7406\u5206\u9875\u8fb9\u754c\u7684\u76f8\u540c\u503c \u6570\u636e\u5e93\u8bb0\u5f55\u5206\u9875\u8bfb\u53d6\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u9700\u6c42\uff0c\u5c24\u5176&#8230; <\/p>\n<div class=\"read-more navbutton\"><a href=\"https:\/\/t.n-years.com\/?p=6623\">\u9605\u8bfb\u66f4\u591a<i class=\"fa fa-angle-double-right\"><\/i><\/a><\/div>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-6623","post","type-post","status-publish","format-standard","hentry","category-5"],"_links":{"self":[{"href":"https:\/\/t.n-years.com\/index.php?rest_route=\/wp\/v2\/posts\/6623","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/t.n-years.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/t.n-years.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/t.n-years.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/t.n-years.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6623"}],"version-history":[{"count":1,"href":"https:\/\/t.n-years.com\/index.php?rest_route=\/wp\/v2\/posts\/6623\/revisions"}],"predecessor-version":[{"id":6624,"href":"https:\/\/t.n-years.com\/index.php?rest_route=\/wp\/v2\/posts\/6623\/revisions\/6624"}],"wp:attachment":[{"href":"https:\/\/t.n-years.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6623"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/t.n-years.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6623"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/t.n-years.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6623"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}