{"id":5143,"date":"2024-11-14T11:41:36","date_gmt":"2024-11-14T03:41:36","guid":{"rendered":"https:\/\/fwq.ai\/blog\/5143\/"},"modified":"2024-11-14T11:41:36","modified_gmt":"2024-11-14T03:41:36","slug":"mysql%e5%88%86%e8%a1%a8%e5%90%8e%e6%80%8e%e4%b9%88%e5%88%86%e9%a1%b5","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/5143\/","title":{"rendered":"mysql\u5206\u8868\u540e\u600e\u4e48\u5206\u9875"},"content":{"rendered":"<p><strong>\u5206\u8868\u540e\u5982\u4f55\u5206\u9875<\/strong><\/p>\n<p>MySQL\u5206\u8868\u662f\u6307\u5c06\u4e00\u4e2a\u5927\u7684\u8868\u62c6\u5206\u4e3a\u591a\u4e2a\u5c0f\u7684\u8868\uff0c\u4ee5\u4fbf\u63d0\u9ad8\u6027\u80fd\u548c\u53ef\u6269\u5c55\u6027\u3002\u5206\u8868\u540e\uff0c\u5982\u4f55\u8fdb\u884c\u5206\u9875\u5c31\u6210\u4e3a\u4e00\u4e2a\u9700\u8981\u89e3\u51b3\u7684\u95ee\u9898\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6cd5\uff1a<\/strong><\/p>\n<p>\u6709\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\u53ef\u4ee5\u5728\u5206\u8868\u540e\u5b9e\u73b0\u5206\u9875\uff1a<\/p>\n<ul>\n<li> <strong>\u5e94\u7528\u7aef\u5206\u9875\uff1a<\/strong> \u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5bf9\u4ece\u5206\u8868\u4e2d\u83b7\u53d6\u7684\u6570\u636e\u8fdb\u884c\u5206\u9875\u3002<\/li>\n<li>\n<p><strong>\u6570\u636e\u5e93\u7aef\u5206\u9875\uff1a<\/strong> \u4f7f\u7528MySQL\u7684LIMIT\u548cOFFSET\u5b50\u53e5\u5728\u6570\u636e\u5e93\u4e2d\u8fdb\u884c\u5206\u9875\u3002<\/p>\n<p><strong>\u5e94\u7528\u7aef\u5206\u9875\uff1a<\/strong><\/p>\n<\/li>\n<\/ul>\n<p><em>\u4f18\u70b9\uff1a<\/em><\/p>\n<pre>* \u9002\u7528\u4e8e\u4efb\u4f55\u7c7b\u578b\u7684\u5206\u8868\u7b56\u7565\u3002\n* \u6613\u4e8e\u5b9e\u73b0\u4e14\u65e0\u9700\u4fee\u6539\u6570\u636e\u5e93\u6a21\u5f0f\u3002\n<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><em>\u7f3a\u70b9\uff1a<\/em><\/p>\n<pre>* \u9700\u8981\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5904\u7406\u5206\u9875\u903b\u8f91\uff0c\u8fd9\u53ef\u80fd\u4f1a\u964d\u4f4e\u6027\u80fd\u3002\n* \u65e0\u6cd5\u5229\u7528\u7d22\u5f15\u4ee5\u83b7\u5f97\u6700\u4f73\u6027\u80fd\u3002\n<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u6570\u636e\u5e93\u7aef\u5206\u9875\uff1a<\/strong><\/p>\n<p><em>\u4f18\u70b9\uff1a<\/em><\/p>\n<pre>* \u6027\u80fd\u6bd4\u5e94\u7528\u7aef\u5206\u9875\u66f4\u597d\u3002\n* \u53ef\u4ee5\u5229\u7528\u7d22\u5f15\u6765\u63d0\u9ad8\u67e5\u8be2\u6548\u7387\u3002\n<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><em>\u7f3a\u70b9\uff1a<\/em><\/p>\n<pre>* \u4ec5\u9002\u7528\u4e8e\u8303\u56f4\u5206\u8868\u7b56\u7565\uff08\u4f8b\u5982\uff0c\u6309ID\u6216\u65f6\u95f4\u8303\u56f4\u5206\u8868\uff09\u3002\n* \u9700\u8981\u4fee\u6539\u6570\u636e\u5e93\u6a21\u5f0f\u4ee5\u6dfb\u52a0\u5206\u9875\u5b57\u6bb5\u3002\n<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\uff1a<\/strong><\/p>\n<p>\u9009\u62e9\u54ea\u79cd\u5206\u9875\u65b9\u6cd5\u53d6\u51b3\u4e8e\u5177\u4f53\u60c5\u51b5\u3002\u5bf9\u4e8e\u8303\u56f4\u5206\u8868\u7b56\u7565\u4e14\u9700\u8981\u6700\u4f73\u6027\u80fd\uff0c\u6570\u636e\u5e93\u7aef\u5206\u9875\u662f\u4e00\u4e2a\u66f4\u5408\u9002\u7684\u9009\u62e9\u3002\u5bf9\u4e8e\u5176\u4ed6\u5206\u8868\u7b56\u7565\u6216\u5e94\u7528\u7a0b\u5e8f\u7aef\u5206\u9875\u66f4\u7b80\u5355\uff0c\u5e94\u7528\u7aef\u5206\u9875\u53ef\u80fd\u662f\u66f4\u597d\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/p>\n<p><strong>\u5b9e\u73b0\u793a\u4f8b\uff1a<\/strong><\/p>\n<p><strong>\u6570\u636e\u5e93\u7aef\u5206\u9875\uff08\u8303\u56f4\u5206\u8868\uff09\uff1a<\/strong><\/p>\n<pre>SELECT *\nFROM table_name\nWHERE id BETWEEN 100 AND 200  -- \u6839\u636e\u5206\u8868\u7b56\u7565\u8bbe\u7f6e\u8303\u56f4\nLIMIT 10\nOFFSET 20;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p><strong>\u5e94\u7528\u7aef\u5206\u9875\uff08\u54c8\u5e0c\u5206\u8868\uff09\uff1a<\/strong><\/p>\n<pre>SELECT *\nFROM table_name_0\nWHERE hash_value = 123  -- \u6839\u636e\u5206\u8868\u7b56\u7565\u8bbe\u7f6e\u54c8\u5e0c\u503c\nLIMIT 10\nOFFSET 20;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<pre>SELECT *\nFROM table_name_1\nWHERE hash_value = 456  -- \u6839\u636e\u5206\u8868\u7b56\u7565\u8bbe\u7f6e\u54c8\u5e0c\u503c\nLIMIT 10\nOFFSET 20;<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u7136\u540e\uff0c\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5c06\u8fd9\u4e9b\u67e5\u8be2\u7ed3\u679c\u8fdb\u884c\u5408\u5e76\u4ee5\u5b8c\u6210\u5206\u9875\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u5206\u8868\u540e\u600e\u4e48\u5206\u9875\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5206\u8868\u540e\u5982\u4f55\u5206\u9875 MySQL\u5206\u8868\u662f\u6307\u5c06\u4e00\u4e2a\u5927\u7684\u8868\u62c6\u5206\u4e3a\u591a\u4e2a\u5c0f\u7684\u8868\uff0c\u4ee5\u4fbf\u63d0\u9ad8\u6027\u80fd\u548c\u53ef\u6269\u5c55\u6027\u3002\u5206\u8868\u540e\uff0c\u5982\u4f55\u8fdb\u884c\u5206\u9875\u5c31\u6210\u4e3a\u4e00\u4e2a\u9700\u8981\u89e3\u51b3\u7684\u95ee\u9898\u3002 \u89e3\u51b3\u65b9\u6cd5\uff1a \u6709\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\u53ef\u4ee5\u5728\u5206\u8868\u540e\u5b9e\u73b0\u5206\u9875\uff1a \u5e94\u7528\u7aef\u5206\u9875\uff1a \u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5bf9\u4ece\u5206\u8868\u4e2d\u83b7\u53d6\u7684\u6570\u636e\u8fdb\u884c\u5206\u9875\u3002 \u6570\u636e\u5e93\u7aef\u5206\u9875\uff1a \u4f7f\u7528MySQL\u7684LIMIT\u548cOFFSET\u5b50\u53e5\u5728\u6570\u636e\u5e93\u4e2d\u8fdb\u884c\u5206\u9875\u3002 \u5e94\u7528\u7aef\u5206\u9875\uff1a \u4f18\u70b9\uff1a * \u9002\u7528\u4e8e\u4efb\u4f55\u7c7b\u578b\u7684\u5206\u8868\u7b56\u7565\u3002 * \u6613\u4e8e\u5b9e\u73b0\u4e14\u65e0\u9700\u4fee\u6539\u6570\u636e\u5e93\u6a21\u5f0f\u3002 \u767b\u5f55\u540e\u590d\u5236 \u7f3a\u70b9\uff1a * \u9700\u8981\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u5904\u7406\u5206\u9875\u903b\u8f91\uff0c\u8fd9\u53ef\u80fd\u4f1a\u964d\u4f4e\u6027\u80fd\u3002 * \u65e0\u6cd5\u5229\u7528\u7d22\u5f15\u4ee5\u83b7\u5f97\u6700\u4f73\u6027\u80fd\u3002 \u767b\u5f55\u540e\u590d\u5236 \u6570\u636e\u5e93\u7aef\u5206\u9875\uff1a \u4f18\u70b9\uff1a * \u6027\u80fd\u6bd4\u5e94\u7528\u7aef\u5206\u9875\u66f4\u597d\u3002 * \u53ef\u4ee5\u5229\u7528\u7d22\u5f15\u6765\u63d0\u9ad8\u67e5\u8be2\u6548\u7387\u3002 \u767b\u5f55\u540e\u590d\u5236 \u7f3a\u70b9\uff1a * \u4ec5\u9002\u7528\u4e8e\u8303\u56f4\u5206\u8868\u7b56\u7565\uff08\u4f8b\u5982\uff0c\u6309ID\u6216\u65f6\u95f4\u8303\u56f4\u5206\u8868\uff09\u3002 * \u9700\u8981\u4fee\u6539\u6570\u636e\u5e93\u6a21\u5f0f\u4ee5\u6dfb\u52a0\u5206\u9875\u5b57\u6bb5\u3002 \u767b\u5f55\u540e\u590d\u5236 \u9009\u62e9\u5408\u9002\u7684\u65b9\u6cd5\uff1a \u9009\u62e9\u54ea\u79cd\u5206\u9875\u65b9\u6cd5\u53d6\u51b3\u4e8e\u5177\u4f53\u60c5\u51b5\u3002\u5bf9\u4e8e\u8303\u56f4\u5206\u8868\u7b56\u7565\u4e14\u9700\u8981\u6700\u4f73\u6027\u80fd\uff0c\u6570\u636e\u5e93\u7aef\u5206\u9875\u662f\u4e00\u4e2a\u66f4\u5408\u9002\u7684\u9009\u62e9\u3002\u5bf9\u4e8e\u5176\u4ed6\u5206\u8868\u7b56\u7565\u6216\u5e94\u7528\u7a0b\u5e8f\u7aef\u5206\u9875\u66f4\u7b80\u5355\uff0c\u5e94\u7528\u7aef\u5206\u9875\u53ef\u80fd\u662f\u66f4\u597d\u7684\u89e3\u51b3\u65b9\u6848\u3002 \u5b9e\u73b0\u793a\u4f8b\uff1a \u6570\u636e\u5e93\u7aef\u5206\u9875\uff08\u8303\u56f4\u5206\u8868\uff09\uff1a SELECT * FROM table_name WHERE id BETWEEN 100 AND 200 &#8212; \u6839\u636e\u5206\u8868\u7b56\u7565\u8bbe\u7f6e\u8303\u56f4 LIMIT 10 OFFSET 20; \u767b\u5f55\u540e\u590d\u5236 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-5143","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5143","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=5143"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5143\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=5143"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=5143"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=5143"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}