{"id":157840,"date":"2024-11-02T23:53:20","date_gmt":"2024-11-02T15:53:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/157840\/"},"modified":"2024-11-02T23:53:21","modified_gmt":"2024-11-02T15:53:21","slug":"%e9%ab%98%e6%95%88%e8%99%95%e7%90%86%e6%b5%b7%e9%87%8f%e6%95%b8%e6%93%9a%ef%bc%9aphp-%e5%be%aa%e7%92%b0%e9%80%a3%e6%8e%a5%e5%a4%a7%e5%9e%8b%e6%95%b8%e6%93%9a%e5%ba%ab%ef%bc%88php-%e5%be%aa%e7%92%b0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/157840\/","title":{"rendered":"\u9ad8\u6548\u8655\u7406\u6d77\u91cf\u6578\u64da\uff1aPHP \u5faa\u74b0\u9023\u63a5\u5927\u578b\u6578\u64da\u5eab\uff08PHP \u5faa\u74b0\u5927\u91cf\u6578\u64da\u5eab\uff09"},"content":{"rendered":"<h1 id=\"%e9%ab%98%e6%95%88%e8%99%95%e7%90%86%e6%b5%b7%e9%87%8f%e6%95%b8%e6%93%9a%ef%bc%9aphp-%e5%be%aa%e7%92%b0%e9%80%a3%e6%8e%a5%e5%a4%a7%e5%9e%8b%e6%95%b8%e6%93%9a%e5%ba%ab-BXfnHaocHt\">\u9ad8\u6548\u8655\u7406\u6d77\u91cf\u6578\u64da\uff1aPHP \u5faa\u74b0\u9023\u63a5\u5927\u578b\u6578\u64da\u5eab<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u4f01\u696d\u548c\u958b\u767c\u8005\u9762\u81e8\u8457\u8655\u7406\u6d77\u91cf\u6578\u64da\u7684\u6311\u6230\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5982\u4f55\u9ad8\u6548\u5730\u9023\u63a5\u548c\u64cd\u4f5c\u5927\u578b\u6578\u64da\u5eab\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002PHP\u4f5c\u70ba\u4e00\u7a2e\u6d41\u884c\u7684\u4f3a\u670d\u5668\u7aef\u8173\u672c\u8a9e\u8a00\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u8655\u7406\u9019\u4e9b\u6311\u6230\uff0c\u7279\u5225\u662f\u5728\u5faa\u74b0\u9023\u63a5\u5927\u578b\u6578\u64da\u5eab\u65b9\u9762\u3002<\/p>\n<h2 id=\"%e7%90%86%e8%a7%a3%e5%a4%a7%e5%9e%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e6%8c%91%e6%88%b0-BXfnHaocHt\">\u7406\u89e3\u5927\u578b\u6578\u64da\u5eab\u7684\u6311\u6230<\/h2>\n<p>\u5927\u578b\u6578\u64da\u5eab\u901a\u5e38\u5305\u542b\u6578\u767e\u842c\u751a\u81f3\u6578\u5341\u5104\u689d\u8a18\u9304\u3002\u9019\u4e9b\u6578\u64da\u7684\u5b58\u5132\u548c\u6aa2\u7d22\u9700\u8981\u9ad8\u6548\u7684\u7b97\u6cd5\u548c\u512a\u5316\u7684\u67e5\u8a62\u3002\u7576\u4f7f\u7528PHP\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u6642\uff0c\u958b\u767c\u8005\u9700\u8981\u8003\u616e\u4ee5\u4e0b\u5e7e\u500b\u6311\u6230\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u554f\u984c\uff1a<\/strong>\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u52a0\uff0c\u67e5\u8a62\u7684\u57f7\u884c\u6642\u9593\u53ef\u80fd\u6703\u986f\u8457\u589e\u52a0\uff0c\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u7684\u97ff\u61c9\u901f\u5ea6\u8b8a\u6162\u3002<\/li>\n<li><strong>\u5167\u5b58\u7ba1\u7406\uff1a<\/strong>\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\uff0c\u5167\u5b58\u7684\u4f7f\u7528\u6548\u7387\u81f3\u95dc\u91cd\u8981\u3002\u4e0d\u7576\u7684\u5167\u5b58\u7ba1\u7406\u53ef\u80fd\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u5d29\u6f70\u6216\u6027\u80fd\u4e0b\u964d\u3002<\/li>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u5728\u591a\u7528\u6236\u74b0\u5883\u4e2d\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8php%e5%be%aa%e7%92%b0%e9%80%a3%e6%8e%a5%e5%a4%a7%e5%9e%8b%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e7%ad%96%e7%95%a5-BXfnHaocHt\">\u4f7f\u7528PHP\u5faa\u74b0\u9023\u63a5\u5927\u578b\u6578\u64da\u5eab\u7684\u7b56\u7565<\/h2>\n<p>\u70ba\u4e86\u6709\u6548\u5730\u8655\u7406\u6d77\u91cf\u6578\u64da\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u63a1\u7528\u4ee5\u4e0b\u5e7e\u7a2e\u7b56\u7565\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8%e5%88%86%e9%a0%81%e6%9f%a5%e8%a9%a2-BXfnHaocHt\">1. \u4f7f\u7528\u5206\u9801\u67e5\u8a62<\/h3>\n<p>\u7576\u9700\u8981\u5f9e\u5927\u578b\u6578\u64da\u5eab\u4e2d\u6aa2\u7d22\u6578\u64da\u6642\uff0c\u4f7f\u7528\u5206\u9801\u67e5\u8a62\u53ef\u4ee5\u6709\u6548\u6e1b\u5c11\u6bcf\u6b21\u67e5\u8a62\u7684\u6578\u64da\u91cf\u3002\u9019\u6a23\u53ef\u4ee5\u964d\u4f4e\u5167\u5b58\u4f7f\u7528\u4e26\u63d0\u9ad8\u6027\u80fd\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u5206\u9801\u67e5\u8a62\u793a\u4f8b\uff1a<\/p>\n<pre><code>\n$page = isset($_GET['page']) ? (int)$_GET['page'] : 1;\n$limit = 100; \/\/ \u6bcf\u9801\u986f\u793a\u7684\u8a18\u9304\u6578\n$offset = ($page - 1) * $limit;\n\n$query = \"SELECT * FROM large_table LIMIT $limit OFFSET $offset\";\n$result = mysqli_query($conn, $query);\n<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8%e6%b5%81%e5%bc%8f%e6%9f%a5%e8%a9%a2-BXfnHaocHt\">2. \u4f7f\u7528\u6d41\u5f0f\u67e5\u8a62<\/h3>\n<p>\u6d41\u5f0f\u67e5\u8a62\u5141\u8a31\u958b\u767c\u8005\u9010\u884c\u8655\u7406\u67e5\u8a62\u7d50\u679c\uff0c\u800c\u4e0d\u662f\u4e00\u6b21\u6027\u52a0\u8f09\u6240\u6709\u6578\u64da\u3002\u9019\u6a23\u53ef\u4ee5\u986f\u8457\u964d\u4f4e\u5167\u5b58\u4f7f\u7528\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528\u6d41\u5f0f\u67e5\u8a62\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\n$query = \"SELECT * FROM large_table\";\n$result = mysqli_query($conn, $query);\n\nwhile ($row = mysqli_fetch_assoc($result)) {\n    \/\/ \u8655\u7406\u6bcf\u4e00\u884c\u6578\u64da\n}\n<\/code><\/pre>\n<h3 id=\"3-%e5%84%aa%e5%8c%96%e6%95%b8%e6%93%9a%e5%ba%ab%e7%b5%90%e6%a7%8b-BXfnHaocHt\">3. \u512a\u5316\u6578\u64da\u5eab\u7d50\u69cb<\/h3>\n<p>\u78ba\u4fdd\u6578\u64da\u5eab\u7d50\u69cb\u7684\u512a\u5316\u662f\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u7684\u95dc\u9375\u3002\u9019\u5305\u62ec\u4f7f\u7528\u7d22\u5f15\u3001\u6b63\u898f\u5316\u6578\u64da\u4ee5\u53ca\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u985e\u578b\u3002\u9069\u7576\u7684\u7d22\u5f15\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u67e5\u8a62\u901f\u5ea6\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5%e7%9a%84%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-BXfnHaocHt\">\u6578\u64da\u5eab\u9023\u63a5\u7684\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u4f7f\u7528PHP\u9023\u63a5\u5927\u578b\u6578\u64da\u5eab\u6642\uff0c\u9075\u5faa\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\u53ef\u4ee5\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528\u6301\u4e45\u9023\u63a5\uff1a<\/strong>\u6301\u4e45\u9023\u63a5\u53ef\u4ee5\u6e1b\u5c11\u9023\u63a5\u6578\u64da\u5eab\u7684\u958b\u92b7\uff0c\u7279\u5225\u662f\u5728\u9ad8\u6d41\u91cf\u7684\u61c9\u7528\u4e2d\u3002<\/li>\n<li><strong>\u932f\u8aa4\u8655\u7406\uff1a<\/strong>\u5728\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\uff0c\u61c9\u8a72\u59cb\u7d42\u6aa2\u67e5\u932f\u8aa4\u4e26\u9032\u884c\u9069\u7576\u7684\u8655\u7406\uff0c\u4ee5\u907f\u514d\u61c9\u7528\u7a0b\u5e8f\u5d29\u6f70\u3002<\/li>\n<li><strong>\u5b9a\u671f\u7dad\u8b77\uff1a<\/strong>\u5b9a\u671f\u5c0d\u6578\u64da\u5eab\u9032\u884c\u7dad\u8b77\uff0c\u5982\u6e05\u7406\u4e0d\u5fc5\u8981\u7684\u6578\u64da\u548c\u91cd\u5efa\u7d22\u5f15\uff0c\u53ef\u4ee5\u4fdd\u6301\u6578\u64da\u5eab\u7684\u6027\u80fd\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-BXfnHaocHt\">\u7d50\u8ad6<\/h2>\n<p>\u5728\u8655\u7406\u6d77\u91cf\u6578\u64da\u6642\uff0cPHP\u63d0\u4f9b\u4e86\u591a\u7a2e\u6709\u6548\u7684\u7b56\u7565\u4f86\u9023\u63a5\u548c\u64cd\u4f5c\u5927\u578b\u6578\u64da\u5eab\u3002\u901a\u904e\u4f7f\u7528\u5206\u9801\u67e5\u8a62\u3001\u6d41\u5f0f\u67e5\u8a62\u548c\u512a\u5316\u6578\u64da\u5eab\u7d50\u69cb\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u6301\u7e8c\u589e\u9577\uff0c\u638c\u63e1\u9019\u4e9b\u6280\u8853\u5c07\u5c0d\u65bc\u4efb\u4f55\u5e0c\u671b\u5728\u6578\u64da\u9a45\u52d5\u7684\u74b0\u5883\u4e2d\u53d6\u5f97\u6210\u529f\u7684\u958b\u767c\u8005\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u8655\u7406\u6d77\u91cf\u6578\u64da\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u670d\u52d9\uff0c\u9019\u5c07\u70ba\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u63d0\u4f9b\u7a69\u5b9a\u548c\u9ad8\u6548\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u9ad8\u6548\u8655\u7406\u6d77\u91cf\u6578\u64da\uff0c\u63a2\u7d22\u5982\u4f55\u4f7f\u7528PHP\u5faa\u74b0\u9023\u63a5\u5927\u578b\u6578\u64da\u5eab\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\u8207\u6027\u80fd\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-157840","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/157840","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=157840"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/157840\/revisions"}],"predecessor-version":[{"id":157841,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/157840\/revisions\/157841"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=157840"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=157840"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=157840"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}