{"id":75966,"date":"2024-10-16T02:44:15","date_gmt":"2024-10-15T18:44:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/75966\/"},"modified":"2024-10-16T02:44:15","modified_gmt":"2024-10-15T18:44:15","slug":"mysql-%e5%88%86%e9%a0%81%e6%9f%a5%e8%a9%a2%e9%80%9a%e7%94%a8%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e7%9a%84%e4%bb%a3%e7%a2%bc%e7%b8%bd%e7%b5%90","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/75966\/","title":{"rendered":"MySQL \u5206\u9801\u67e5\u8a62\u901a\u7528\u5b58\u5132\u904e\u7a0b\u7684\u4ee3\u78bc\u7e3d\u7d50"},"content":{"rendered":"<h1 id=\"mysql-%e5%88%86%e9%a0%81%e6%9f%a5%e8%a9%a2%e9%80%9a%e7%94%a8%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e7%9a%84%e4%bb%a3%e7%a2%bc%e7%b8%bd%e7%b5%90-qjLcrmtakS\">MySQL \u5206\u9801\u67e5\u8a62\u901a\u7528\u5b58\u5132\u904e\u7a0b\u7684\u4ee3\u78bc\u7e3d\u7d50<\/h1>\n<p>\u5728\u73fe\u4ee3\u7684\u61c9\u7528\u7a0b\u5e8f\u958b\u767c\u4e2d\uff0c\u6578\u64da\u7684\u6709\u6548\u7ba1\u7406\u548c\u67e5\u8a62\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002\u5c24\u5176\u662f\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\uff0c\u5206\u9801\u67e5\u8a62\u6210\u70ba\u4e86\u4e00\u7a2e\u5e38\u898b\u7684\u9700\u6c42\u3002MySQL \u63d0\u4f9b\u4e86\u591a\u7a2e\u65b9\u6cd5\u4f86\u5be6\u73fe\u5206\u9801\u67e5\u8a62\uff0c\u800c\u4f7f\u7528\u5b58\u5132\u904e\u7a0b\u53ef\u4ee5\u4f7f\u9019\u4e00\u904e\u7a0b\u66f4\u52a0\u9748\u6d3b\u548c\u9ad8\u6548\u3002\u672c\u6587\u5c07\u7e3d\u7d50\u4e00\u500b\u901a\u7528\u7684 MySQL \u5206\u9801\u67e5\u8a62\u5b58\u5132\u904e\u7a0b\u7684\u4ee3\u78bc\uff0c\u4e26\u63a2\u8a0e\u5176\u4f7f\u7528\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"%e5%88%86%e9%a0%81%e6%9f%a5%e8%a9%a2%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-qjLcrmtakS\">\u5206\u9801\u67e5\u8a62\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u5206\u9801\u67e5\u8a62\u7684\u4e3b\u8981\u76ee\u7684\u662f\u5c07\u5927\u91cf\u6578\u64da\u5206\u6210\u591a\u500b\u5c0f\u90e8\u5206\uff0c\u4ee5\u4fbf\u7528\u6236\u53ef\u4ee5\u9010\u6b65\u67e5\u770b\u3002\u9019\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u53ef\u8b80\u6027\uff0c\u9084\u6e1b\u5c11\u4e86\u6bcf\u6b21\u67e5\u8a62\u6240\u9700\u7684\u8cc7\u6e90\u3002\u901a\u5e38\uff0c\u5206\u9801\u67e5\u8a62\u9700\u8981\u5169\u500b\u4e3b\u8981\u53c3\u6578\uff1a\u7576\u524d\u9801\u78bc\u548c\u6bcf\u9801\u986f\u793a\u7684\u8a18\u9304\u6578\u3002<\/p>\n<h2 id=\"mysql-%e5%88%86%e9%a0%81%e6%9f%a5%e8%a9%a2%e7%9a%84%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-qjLcrmtakS\">MySQL \u5206\u9801\u67e5\u8a62\u7684\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>\u5728 MySQL \u4e2d\uff0c\u5206\u9801\u67e5\u8a62\u901a\u5e38\u4f7f\u7528 LIMIT \u5b50\u53e5\u4f86\u5be6\u73fe\u3002\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>SELECT * FROM table_name\nLIMIT offset, row_count;<\/code><\/pre>\n<p>\u5176\u4e2d\uff0c<code>offset<\/code> \u662f\u5f9e\u54ea\u4e00\u689d\u8a18\u9304\u958b\u59cb\uff0c<code>row_count<\/code> \u662f\u8981\u8fd4\u56de\u7684\u8a18\u9304\u6578\u3002\u4f8b\u5982\uff0c\u5982\u679c\u8981\u67e5\u8a62\u7b2c 2 \u9801\uff0c\u6bcf\u9801\u986f\u793a 10 \u689d\u8a18\u9304\uff0c\u5247\u53ef\u4ee5\u9019\u6a23\u5beb\uff1a<\/p>\n<pre><code>SELECT * FROM table_name\nLIMIT 10, 10;<\/code><\/pre>\n<h2 id=\"%e9%80%9a%e7%94%a8%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b%e7%9a%84%e5%af%a6%e7%8f%be-qjLcrmtakS\">\u901a\u7528\u5b58\u5132\u904e\u7a0b\u7684\u5be6\u73fe<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u901a\u7528\u7684 MySQL \u5206\u9801\u67e5\u8a62\u5b58\u5132\u904e\u7a0b\u7684\u793a\u4f8b\u4ee3\u78bc\uff1a<\/p>\n<pre><code>DELIMITER \/\/\n\nCREATE PROCEDURE GetPagedData(\n    IN p_page INT,\n    IN p_pageSize INT\n)\nBEGIN\n    DECLARE v_offset INT;\n    SET v_offset = (p_page - 1) * p_pageSize;\n\n    SELECT * FROM your_table\n    LIMIT v_offset, p_pageSize;\nEND \/\/\n\nDELIMITER ;<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u5b9a\u7fa9\u4e86\u4e00\u500b\u540d\u70ba <code>GetPagedData<\/code> \u7684\u5b58\u5132\u904e\u7a0b\uff0c\u63a5\u53d7\u5169\u500b\u53c3\u6578\uff1a<code>p_page<\/code> \u548c <code>p_pageSize<\/code>\u3002\u901a\u904e\u8a08\u7b97 <code>v_offset<\/code>\uff0c\u6211\u5011\u53ef\u4ee5\u78ba\u5b9a\u5f9e\u54ea\u4e00\u689d\u8a18\u9304\u958b\u59cb\u67e5\u8a62\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e8%aa%bf%e7%94%a8%e5%ad%98%e5%84%b2%e9%81%8e%e7%a8%8b-qjLcrmtakS\">\u5982\u4f55\u8abf\u7528\u5b58\u5132\u904e\u7a0b<\/h2>\n<p>\u4e00\u65e6\u5b58\u5132\u904e\u7a0b\u5275\u5efa\u5b8c\u6210\uff0c\u6211\u5011\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u65b9\u5f0f\u8abf\u7528\u5b83\uff1a<\/p>\n<pre><code>CALL GetPagedData(2, 10);<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u7b2c\u4e8c\u9801\u7684 10 \u689d\u8a18\u9304\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%e5%bb%ba%e8%ad%b0-qjLcrmtakS\">\u512a\u5316\u5206\u9801\u67e5\u8a62\u7684\u5efa\u8b70<\/h2>\n<ul>\n<li><strong>\u7d22\u5f15\uff1a<\/strong>\u78ba\u4fdd\u5728\u67e5\u8a62\u7684\u5217\u4e0a\u5efa\u7acb\u7d22\u5f15\uff0c\u4ee5\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002<\/li>\n<li><strong>\u907f\u514d\u4f7f\u7528 OFFSET\uff1a<\/strong>\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\uff0c\u4f7f\u7528 OFFSET \u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\u3002\u8003\u616e\u4f7f\u7528\u5176\u4ed6\u65b9\u6cd5\uff0c\u5982\u57fa\u65bc ID \u7684\u5206\u9801\u3002<\/li>\n<li><strong>\u7de9\u5b58\u7d50\u679c\uff1a<\/strong>\u5c0d\u65bc\u983b\u7e41\u67e5\u8a62\u7684\u6578\u64da\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u7de9\u5b58\u4f86\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u8ca0\u64d4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-qjLcrmtakS\">\u7d50\u8ad6<\/h2>\n<p>MySQL \u7684\u5206\u9801\u67e5\u8a62\u5b58\u5132\u904e\u7a0b\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u6709\u6548\u5730\u7ba1\u7406\u548c\u67e5\u8a62\u5927\u91cf\u6578\u64da\u3002\u901a\u904e\u5408\u7406\u7684\u8a2d\u8a08\u548c\u512a\u5316\uff0c\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u61c9\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u548c\u7528\u6236\u9ad4\u9a57\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u548c\u97ff\u61c9\u901f\u5ea6\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7e3d\u7d50MySQL\u5206\u9801\u67e5\u8a62\u7684\u901a\u7528\u5b58\u5132\u904e\u7a0b\u4ee3\u78bc\uff0c\u63d0\u4f9b\u9ad8\u6548\u7684\u6578\u64da\u6aa2\u7d22\u89e3\u6c7a\u65b9\u6848\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\u8207\u53ef\u8b80\u6027\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-75966","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75966","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=75966"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75966\/revisions"}],"predecessor-version":[{"id":75967,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/75966\/revisions\/75967"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=75966"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=75966"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=75966"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}