{"id":75982,"date":"2024-10-16T02:52:15","date_gmt":"2024-10-15T18:52:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/75982\/"},"modified":"2024-10-16T02:52:15","modified_gmt":"2024-10-15T18:52:15","slug":"mysql-%e9%ab%98%e6%95%88%e5%88%86%e9%a0%81%e6%9f%a5%e8%a9%a2%e7%9a%84%e5%af%a6%e9%9a%9b%e6%93%8d%e4%bd%9c%e6%b5%81%e7%a8%8b%e6%bc%94%e7%a4%ba","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/75982\/","title":{"rendered":"MySQL \u9ad8\u6548\u5206\u9801\u67e5\u8a62\u7684\u5be6\u969b\u64cd\u4f5c\u6d41\u7a0b\u6f14\u793a"},"content":{"rendered":"<h1 id=\"mysql-%e9%ab%98%e6%95%88%e5%88%86%e9%a0%81%e6%9f%a5%e8%a9%a2%e7%9a%84%e5%af%a6%e9%9a%9b%e6%93%8d%e4%bd%9c%e6%b5%81%e7%a8%8b%e6%bc%94%e7%a4%ba-RFCENfpSaL\">MySQL \u9ad8\u6548\u5206\u9801\u67e5\u8a62\u7684\u5be6\u969b\u64cd\u4f5c\u6d41\u7a0b\u6f14\u793a<\/h1>\n<p>\u5728\u73fe\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6027\u80fd\u5c0d\u65bc\u61c9\u7528\u7a0b\u5e8f\u7684\u6574\u9ad4\u6548\u7387\u81f3\u95dc\u91cd\u8981\u3002MySQL \u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684\u958b\u6e90\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u67e5\u8a62\u65b9\u5f0f\uff0c\u5176\u4e2d\u5206\u9801\u67e5\u8a62\u662f\u5e38\u898b\u7684\u9700\u6c42\u4e4b\u4e00\u3002\u672c\u6587\u5c07\u4ecb\u7d39 MySQL \u9ad8\u6548\u5206\u9801\u67e5\u8a62\u7684\u5be6\u969b\u64cd\u4f5c\u6d41\u7a0b\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\u548c\u793a\u4f8b\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e5%88%86%e9%a0%81%e6%9f%a5%e8%a9%a2%ef%bc%9f-RFCENfpSaL\">\u4ec0\u9ebc\u662f\u5206\u9801\u67e5\u8a62\uff1f<\/h2>\n<p>\u5206\u9801\u67e5\u8a62\u662f\u6307\u5728\u67e5\u8a62\u7d50\u679c\u4e2d\uff0c\u5c07\u6578\u64da\u5206\u6210\u591a\u500b\u9801\u9762\u4ee5\u4fbf\u65bc\u986f\u793a\u3002\u9019\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u7279\u5225\u6709\u7528\uff0c\u56e0\u70ba\u4e00\u6b21\u6027\u52a0\u8f09\u6240\u6709\u6578\u64da\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\u548c\u7528\u6236\u9ad4\u9a57\u4e0d\u4f73\u3002\u5206\u9801\u67e5\u8a62\u901a\u5e38\u4f7f\u7528 LIMIT \u548c OFFSET \u4f86\u63a7\u5236\u8fd4\u56de\u7684\u8a18\u9304\u6578\u91cf\u3002<\/p>\n<h2 id=\"%e5%9f%ba%e6%9c%ac%e7%9a%84%e5%88%86%e9%a0%81%e6%9f%a5%e8%a9%a2%e8%aa%9e%e6%b3%95-RFCENfpSaL\">\u57fa\u672c\u7684\u5206\u9801\u67e5\u8a62\u8a9e\u6cd5<\/h2>\n<p>\u5728 MySQL \u4e2d\uff0c\u5206\u9801\u67e5\u8a62\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>SELECT * FROM \u8868\u540d LIMIT \u6bcf\u9801\u986f\u793a\u6578\u91cf OFFSET \u504f\u79fb\u91cf;<\/code><\/pre>\n<p>\u5176\u4e2d\uff0c<code>LIMIT<\/code> \u6307\u5b9a\u6bcf\u9801\u986f\u793a\u7684\u8a18\u9304\u6578\u91cf\uff0c\u800c <code>OFFSET<\/code> \u5247\u6307\u5b9a\u5f9e\u54ea\u4e00\u689d\u8a18\u9304\u958b\u59cb\u986f\u793a\u3002<\/p>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%93%8d%e4%bd%9c%e7%a4%ba%e4%be%8b-RFCENfpSaL\">\u5be6\u969b\u64cd\u4f5c\u793a\u4f8b<\/h2>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba <code>products<\/code> \u7684\u8868\uff0c\u5305\u542b\u4e86\u5927\u91cf\u7684\u7522\u54c1\u6578\u64da\u3002\u6211\u5011\u5e0c\u671b\u6bcf\u9801\u986f\u793a 10 \u689d\u7522\u54c1\uff0c\u4e26\u80fd\u5920\u6839\u64da\u7528\u6236\u7684\u9700\u6c42\u9032\u884c\u5206\u9801\u3002<\/p>\n<h3 id=\"1-%e7%8d%b2%e5%8f%96%e7%ac%ac-1-%e9%a0%81%e7%9a%84%e6%95%b8%e6%93%9a-RFCENfpSaL\">1. \u7372\u53d6\u7b2c 1 \u9801\u7684\u6578\u64da<\/h3>\n<pre><code>SELECT * FROM products LIMIT 10 OFFSET 0;<\/code><\/pre>\n<h3 id=\"2-%e7%8d%b2%e5%8f%96%e7%ac%ac-2-%e9%a0%81%e7%9a%84%e6%95%b8%e6%93%9a-RFCENfpSaL\">2. \u7372\u53d6\u7b2c 2 \u9801\u7684\u6578\u64da<\/h3>\n<pre><code>SELECT * FROM products LIMIT 10 OFFSET 10;<\/code><\/pre>\n<h3 id=\"3-%e7%8d%b2%e5%8f%96%e7%ac%ac-3-%e9%a0%81%e7%9a%84%e6%95%b8%e6%93%9a-RFCENfpSaL\">3. \u7372\u53d6\u7b2c 3 \u9801\u7684\u6578\u64da<\/h3>\n<pre><code>SELECT * FROM products LIMIT 10 OFFSET 20;<\/code><\/pre>\n<p>\u9019\u6a23\u7684\u67e5\u8a62\u65b9\u5f0f\u96d6\u7136\u7c21\u55ae\uff0c\u4f46\u5728\u6578\u64da\u91cf\u8f03\u5927\u6642\uff0c\u6027\u80fd\u53ef\u80fd\u6703\u53d7\u5230\u5f71\u97ff\u3002\u7279\u5225\u662f\u7576 <code>OFFSET<\/code> \u7684\u503c\u589e\u5927\u6642\uff0c\u67e5\u8a62\u7684\u6548\u7387\u6703\u9010\u6f38\u964d\u4f4e\u3002<\/p>\n<h2 id=\"%e5%84%aa%e5%8c%96%e5%88%86%e9%a0%81%e6%9f%a5%e8%a9%a2%e7%9a%84%e6%8a%80%e5%b7%a7-RFCENfpSaL\">\u512a\u5316\u5206\u9801\u67e5\u8a62\u7684\u6280\u5de7<\/h2>\n<p>\u70ba\u4e86\u63d0\u9ad8\u5206\u9801\u67e5\u8a62\u7684\u6027\u80fd\uff0c\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u7a2e\u512a\u5316\u65b9\u6cd5\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u7d22\u5f15\uff1a<\/strong>\u78ba\u4fdd\u5728\u67e5\u8a62\u7684\u5217\u4e0a\u5efa\u7acb\u7d22\u5f15\uff0c\u9019\u6a23\u53ef\u4ee5\u52a0\u5feb\u67e5\u8a62\u901f\u5ea6\u3002<\/li>\n<li><strong>\u4f7f\u7528\u4e3b\u9375\u6216\u552f\u4e00\u7d22\u5f15\u9032\u884c\u5206\u9801\uff1a<\/strong>\u800c\u4e0d\u662f\u4f7f\u7528 <code>OFFSET<\/code>\uff0c\u53ef\u4ee5\u4f7f\u7528\u4e3b\u9375\u6216\u552f\u4e00\u7d22\u5f15\u4f86\u9032\u884c\u5206\u9801\u3002\u4f8b\u5982\uff1a<\/li>\n<\/ul>\n<pre><code>SELECT * FROM products WHERE id &gt; ? LIMIT 10;<\/code><\/pre>\n<p>\u9019\u6a23\u7684\u67e5\u8a62\u65b9\u5f0f\u53ef\u4ee5\u907f\u514d\u4f7f\u7528 <code>OFFSET<\/code>\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-RFCENfpSaL\">\u7d50\u8ad6<\/h2>\n<p>MySQL \u7684\u5206\u9801\u67e5\u8a62\u662f\u4e00\u500b\u5f37\u5927\u7684\u529f\u80fd\uff0c\u4f46\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u9700\u8981\u8b39\u614e\u4f7f\u7528\u3002\u901a\u904e\u5408\u7406\u7684\u67e5\u8a62\u8a2d\u8a08\u548c\u512a\u5316\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u6539\u5584\u7528\u6236\u9ad4\u9a57\u3002\u5e0c\u671b\u672c\u6587\u63d0\u4f9b\u7684\u5be6\u969b\u64cd\u4f5c\u6d41\u7a0b\u548c\u512a\u5316\u6280\u5de7\u80fd\u5e6b\u52a9\u60a8\u66f4\u6709\u6548\u5730\u4f7f\u7528 MySQL \u9032\u884c\u5206\u9801\u67e5\u8a62\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u548c\u6578\u64da\u5eab\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22 MySQL \u9ad8\u6548\u5206\u9801\u67e5\u8a62\u7684\u5be6\u969b\u64cd\u4f5c\u6d41\u7a0b\uff0c\u63d0\u5347\u6578\u64da\u6aa2\u7d22\u6548\u7387\uff0c\u512a\u5316\u6027\u80fd\uff0c\u7c21\u5316\u958b\u767c\u904e\u7a0b\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-75982","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75982","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=75982"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75982\/revisions"}],"predecessor-version":[{"id":75983,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75982\/revisions\/75983"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=75982"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=75982"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=75982"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}