{"id":22926,"date":"2024-11-21T11:50:41","date_gmt":"2024-11-21T03:50:41","guid":{"rendered":"https:\/\/fwq.ai\/blog\/22926\/"},"modified":"2024-11-21T11:50:41","modified_gmt":"2024-11-21T03:50:41","slug":"thinkphp%e5%a6%82%e4%bd%95%e8%bf%94%e5%9b%9e%e6%9f%90%e5%87%a0%e6%9d%a1%e6%95%b0%e6%8d%ae","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/22926\/","title":{"rendered":"thinkphp\u5982\u4f55\u8fd4\u56de\u67d0\u51e0\u6761\u6570\u636e"},"content":{"rendered":"<\/p>\n

\u4e00\u3001\u8fd4\u56de\u67d0\u51e0\u6761\u6570\u636e\u7684\u9700\u6c42\u573a\u666f<\/strong><\/p>\n

\u5728Web\u5f00\u53d1\u4e2d\uff0c\u7ecf\u5e38\u4f1a\u9047\u5230\u9700\u8981\u8fd4\u56de\u67d0\u51e0\u6761\u6570\u636e\u7684\u9700\u6c42\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u4e2a\u7f51\u7ad9\u7684\u201c\u70ed\u95e8\u6587\u7ae0\u201d\u6a21\u5757\u4e2d\uff0c\u9700\u8981\u53ea\u8fd4\u56de\u8fd1\u671f\u8bbf\u95ee\u91cf\u6700\u9ad8\u76845\u7bc7\u6587\u7ae0\uff1b\u6216\u8005\uff0c\u5728\u4e00\u4e2a\u7535\u5546\u7f51\u7ad9\u7684\u201c\u9500\u91cf\u6392\u884c\u201d\u6a21\u5757\u4e2d\uff0c\u9700\u8981\u53ea\u8fd4\u56de\u9500\u91cf\u524d\u5341\u540d\u7684\u5546\u54c1\u4fe1\u606f\u3002<\/p>\n

\u4e8c\u3001ThinkPHP\u67e5\u8be2\u8bed\u53e5\u7b80\u4ecb<\/strong><\/p>\n

\u5728\u5b66\u4e60\u5982\u4f55\u83b7\u53d6\u7279\u5b9a\u6570\u636e\u4e4b\u524d\uff0c\u8ba9\u6211\u4eec\u5148\u4e86\u89e3ThinkPHP\u4e2d\u7684\u67e5\u8be2\u8bed\u53e5\u3002\u4f7f\u7528\u94fe\u5f0f\u64cd\u4f5c\uff08Fluent\u63a5\u53e3\uff09\u53ef\u4ee5\u6784\u5efaSQL\u67e5\u8be2\u8bed\u53e5\uff0c\u8fd9\u662fThinkPHP\u7684\u505a\u6cd5\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u67e5\u8be2\u64cd\u4f5c\u51fd\u6570\uff1a<\/p>\n

\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n

    \n
  1. \n

    table()\uff1a\u6307\u5b9a\u67e5\u8be2\u7684\u8868\u540d<\/p>\n<\/li>\n

  2. \n

    field()\uff1a\u8bbe\u7f6e\u8981\u67e5\u8be2\u7684\u5b57\u6bb5<\/p>\n<\/li>\n

  3. \n

    where()\uff1a\u8bbe\u7f6e\u67e5\u8be2\u6761\u4ef6<\/p>\n<\/li>\n

  4. \n

    order()\uff1a\u8bbe\u7f6e\u67e5\u8be2\u7ed3\u679c\u7684\u6392\u5e8f\u65b9\u5f0f<\/p>\n<\/li>\n

  5. \n

    limit()\uff1a\u8bbe\u7f6e\u67e5\u8be2\u7ed3\u679c\u7684\u6570\u91cf<\/p>\n<\/li>\n

  6. \n

    select()\uff1a\u6267\u884c\u67e5\u8be2\u64cd\u4f5c\uff0c\u5e76\u8fd4\u56de\u7ed3\u679c\u96c6<\/p>\n<\/li>\n<\/ol>\n

    \u4e09\u3001\u8fd4\u56de\u6700\u65b0\u7684N\u6761\u6570\u636e<\/strong><\/p>\n

    \u5728\u5f88\u591a\u5e94\u7528\u573a\u666f\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u8fd4\u56de\u6700\u65b0\u7684N\u6761\u6570\u636e\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0bThinkPHP\u4ee3\u7801\u5b9e\u73b0\uff1a<\/p>\n

    $data = Db::table('my_table')-&gt;order('id desc')-&gt;limit($N)-&gt;select();<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u4e0a\u8ff0\u4ee3\u7801\u7684\u542b\u4e49\u662f\uff0c\u4ecemy_table\u8868\u4e2d\u6309\u7167id\u5b57\u6bb5\u964d\u5e8f\u6392\u5217\uff0c\u53d6\u51fa\u524dN\u6761\u8bb0\u5f55\uff0c\u5e76\u5c06\u7ed3\u679c\u96c6\u4fdd\u5b58\u5728$data\u6570\u7ec4\u4e2d\u3002<\/p>\n
    \u56db\u3001\u8fd4\u56de\u8bbf\u95ee\u91cf\u6700\u9ad8\u7684N\u6761\u6570\u636e<\/strong><\/p>\n
    \u5728\u7f51\u7ad9\u5f00\u53d1\u4e2d\uff0c\u5f88\u591a\u9700\u6c42\u662f\u9700\u8981\u8fd4\u56de\u8bbf\u95ee\u91cf\u6700\u9ad8\u7684N\u6761\u6570\u636e\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0bThinkPHP\u4ee3\u7801\u5b9e\u73b0\uff1a<\/p>\n
    $data = Db::table('my_table')-&gt;order('views desc')-&gt;limit($N)-&gt;select();<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u4e0a\u8ff0\u4ee3\u7801\u7684\u542b\u4e49\u662f\uff0c\u4ecemy_table\u8868\u4e2d\u6309\u7167views\u5b57\u6bb5\u964d\u5e8f\u6392\u5217\uff0c\u53d6\u51fa\u524dN\u6761\u8bb0\u5f55\uff0c\u5e76\u5c06\u7ed3\u679c\u96c6\u4fdd\u5b58\u5728$data\u6570\u7ec4\u4e2d\u3002<\/p>\n
    \u4e94\u3001\u8fd4\u56de\u67d0\u4e00\u5b57\u6bb5\u7684TOP N\u503c<\/strong><\/p>\n
    \u5728\u8bb8\u591a\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u9700\u8981\u83b7\u53d6\u67d0\u4e00\u5217\u7684\u6392\u540d\u524dN\u7684\u503c\uff0c\u4f8b\u5982\u9500\u552e\u989d\u524d\u5341\u7684\u5546\u54c1\u4fe1\u606f\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0bThinkPHP\u4ee3\u7801\u5b9e\u73b0\uff1a<\/p>\n
    $data = Db::table('my_table')-&gt;field('id, name, sales')-&gt;order('sales desc')-&gt;limit($N)-&gt;select();<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u4e0a\u8ff0\u4ee3\u7801\u7684\u542b\u4e49\u662f\uff0c\u4ecemy_table\u8868\u4e2d\u9009\u62e9id\u3001name\u3001sales\u4e09\u4e2a\u5b57\u6bb5\uff0c\u6309\u7167sales\u5b57\u6bb5\u964d\u5e8f\u6392\u5217\uff0c\u53d6\u51fa\u524dN\u6761\u8bb0\u5f55\uff0c\u5e76\u5c06\u7ed3\u679c\u96c6\u4fdd\u5b58\u5728$data\u6570\u7ec4\u4e2d\u3002<\/p>\n
    \u516d\u3001\u8fd4\u56de\u6307\u5b9a\u8303\u56f4\u5185\u7684\u6570\u636e<\/strong><\/p>\n
    \u5076\u5c14\u6211\u4eec\u9700\u8981\u8c03\u7528\u67d0\u4e2a\u7279\u5b9a\u8303\u56f4\u5185\u7684\u6570\u636e\uff0c\u4f8b\u5982\u67e5\u8be2id\u5728100\u81f3200\u4e4b\u95f4\u7684\u7528\u6237\u4fe1\u606f\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0bThinkPHP\u4ee3\u7801\u5b9e\u73b0\uff1a<\/p>\n
    $data = Db::table('my_table')-&gt;where('id', 'between', [100, 200])-&gt;select();<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u4e0a\u8ff0\u4ee3\u7801\u7684\u542b\u4e49\u662f\uff0c\u4ecemy_table\u8868\u4e2d\u9009\u62e9\u6240\u6709id\u5728100\u5230200\u4e4b\u95f4\u7684\u8bb0\u5f55\uff0c\u5e76\u5c06\u7ed3\u679c\u96c6\u4fdd\u5b58\u5728$data\u6570\u7ec4\u4e2d\u3002<\/p>\n
    \u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u8fd4\u56de\u67d0\u51e0\u6761\u6570\u636e\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u4e00\u3001\u8fd4\u56de\u67d0\u51e0\u6761\u6570\u636e\u7684\u9700\u6c42\u573a\u666f \u5728Web\u5f00\u53d1\u4e2d\uff0c\u7ecf\u5e38\u4f1a\u9047\u5230\u9700\u8981\u8fd4\u56de\u67d0\u51e0\u6761\u6570\u636e\u7684\u9700\u6c42\u3002\u4f8b\u5982\uff0c\u5728\u4e00\u4e2a\u7f51\u7ad9\u7684\u201c\u70ed\u95e8\u6587\u7ae0\u201d\u6a21\u5757\u4e2d\uff0c\u9700\u8981\u53ea\u8fd4\u56de\u8fd1\u671f\u8bbf\u95ee\u91cf\u6700\u9ad8\u76845\u7bc7\u6587\u7ae0\uff1b\u6216\u8005\uff0c\u5728\u4e00\u4e2a\u7535\u5546\u7f51\u7ad9\u7684\u201c\u9500\u91cf\u6392\u884c\u201d\u6a21\u5757\u4e2d\uff0c\u9700\u8981\u53ea\u8fd4\u56de\u9500\u91cf\u524d\u5341\u540d\u7684\u5546\u54c1\u4fe1\u606f\u3002 \u4e8c\u3001ThinkPHP\u67e5\u8be2\u8bed\u53e5\u7b80\u4ecb \u5728\u5b66\u4e60\u5982\u4f55\u83b7\u53d6\u7279\u5b9a\u6570\u636e\u4e4b\u524d\uff0c\u8ba9\u6211\u4eec\u5148\u4e86\u89e3ThinkPHP\u4e2d\u7684\u67e5\u8be2\u8bed\u53e5\u3002\u4f7f\u7528\u94fe\u5f0f\u64cd\u4f5c\uff08Fluent\u63a5\u53e3\uff09\u53ef\u4ee5\u6784\u5efaSQL\u67e5\u8be2\u8bed\u53e5\uff0c\u8fd9\u662fThinkPHP\u7684\u505a\u6cd5\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u89c1\u7684\u67e5\u8be2\u64cd\u4f5c\u51fd\u6570\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b table()\uff1a\u6307\u5b9a\u67e5\u8be2\u7684\u8868\u540d field()\uff1a\u8bbe\u7f6e\u8981\u67e5\u8be2\u7684\u5b57\u6bb5 where()\uff1a\u8bbe\u7f6e\u67e5\u8be2\u6761\u4ef6 order()\uff1a\u8bbe\u7f6e\u67e5\u8be2\u7ed3\u679c\u7684\u6392\u5e8f\u65b9\u5f0f limit()\uff1a\u8bbe\u7f6e\u67e5\u8be2\u7ed3\u679c\u7684\u6570\u91cf select()\uff1a\u6267\u884c\u67e5\u8be2\u64cd\u4f5c\uff0c\u5e76\u8fd4\u56de\u7ed3\u679c\u96c6 \u4e09\u3001\u8fd4\u56de\u6700\u65b0\u7684N\u6761\u6570\u636e \u5728\u5f88\u591a\u5e94\u7528\u573a\u666f\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u8fd4\u56de\u6700\u65b0\u7684N\u6761\u6570\u636e\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0bThinkPHP\u4ee3\u7801\u5b9e\u73b0\uff1a $data = Db::table(‘my_table’)-&gt;order(‘id desc’)-&gt;limit($N)-&gt;select(); \u767b\u5f55\u540e\u590d\u5236 \u4e0a\u8ff0\u4ee3\u7801\u7684\u542b\u4e49\u662f\uff0c\u4ecemy_table\u8868\u4e2d\u6309\u7167id\u5b57\u6bb5\u964d\u5e8f\u6392\u5217\uff0c\u53d6\u51fa\u524dN\u6761\u8bb0\u5f55\uff0c\u5e76\u5c06\u7ed3\u679c\u96c6\u4fdd\u5b58\u5728$data\u6570\u7ec4\u4e2d\u3002 \u56db\u3001\u8fd4\u56de\u8bbf\u95ee\u91cf\u6700\u9ad8\u7684N\u6761\u6570\u636e \u5728\u7f51\u7ad9\u5f00\u53d1\u4e2d\uff0c\u5f88\u591a\u9700\u6c42\u662f\u9700\u8981\u8fd4\u56de\u8bbf\u95ee\u91cf\u6700\u9ad8\u7684N\u6761\u6570\u636e\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0bThinkPHP\u4ee3\u7801\u5b9e\u73b0\uff1a $data = Db::table(‘my_table’)-&gt;order(‘views desc’)-&gt;limit($N)-&gt;select(); \u767b\u5f55\u540e\u590d\u5236 \u4e0a\u8ff0\u4ee3\u7801\u7684\u542b\u4e49\u662f\uff0c\u4ecemy_table\u8868\u4e2d\u6309\u7167views\u5b57\u6bb5\u964d\u5e8f\u6392\u5217\uff0c\u53d6\u51fa\u524dN\u6761\u8bb0\u5f55\uff0c\u5e76\u5c06\u7ed3\u679c\u96c6\u4fdd\u5b58\u5728$data\u6570\u7ec4\u4e2d\u3002 \u4e94\u3001\u8fd4\u56de\u67d0\u4e00\u5b57\u6bb5\u7684TOP N\u503c \u5728\u8bb8\u591a\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u9700\u8981\u83b7\u53d6\u67d0\u4e00\u5217\u7684\u6392\u540d\u524dN\u7684\u503c\uff0c\u4f8b\u5982\u9500\u552e\u989d\u524d\u5341\u7684\u5546\u54c1\u4fe1\u606f\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0bThinkPHP\u4ee3\u7801\u5b9e\u73b0\uff1a $data = Db::table(‘my_table’)-&gt;field(‘id, name, sales’)-&gt;order(‘sales desc’)-&gt;limit($N)-&gt;select(); \u767b\u5f55\u540e\u590d\u5236 \u4e0a\u8ff0\u4ee3\u7801\u7684\u542b\u4e49\u662f\uff0c\u4ecemy_table\u8868\u4e2d\u9009\u62e9id\u3001name\u3001sales\u4e09\u4e2a\u5b57\u6bb5\uff0c\u6309\u7167sales\u5b57\u6bb5\u964d\u5e8f\u6392\u5217\uff0c\u53d6\u51fa\u524dN\u6761\u8bb0\u5f55\uff0c\u5e76\u5c06\u7ed3\u679c\u96c6\u4fdd\u5b58\u5728$data\u6570\u7ec4\u4e2d\u3002 \u516d\u3001\u8fd4\u56de\u6307\u5b9a\u8303\u56f4\u5185\u7684\u6570\u636e \u5076\u5c14\u6211\u4eec\u9700\u8981\u8c03\u7528\u67d0\u4e2a\u7279\u5b9a\u8303\u56f4\u5185\u7684\u6570\u636e\uff0c\u4f8b\u5982\u67e5\u8be2id\u5728100\u81f3200\u4e4b\u95f4\u7684\u7528\u6237\u4fe1\u606f\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0bThinkPHP\u4ee3\u7801\u5b9e\u73b0\uff1a $data = Db::table(‘my_table’)-&gt;where(‘id’, ‘between’, [100, 200])-&gt;select(); \u767b\u5f55\u540e\u590d\u5236 \u4e0a\u8ff0\u4ee3\u7801\u7684\u542b\u4e49\u662f\uff0c\u4ecemy_table\u8868\u4e2d\u9009\u62e9\u6240\u6709id\u5728100\u5230200\u4e4b\u95f4\u7684\u8bb0\u5f55\uff0c\u5e76\u5c06\u7ed3\u679c\u96c6\u4fdd\u5b58\u5728$data\u6570\u7ec4\u4e2d\u3002 \u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u8fd4\u56de\u67d0\u51e0\u6761\u6570\u636e\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/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-22926","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/22926","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=22926"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/22926\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=22926"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=22926"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=22926"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}