{"id":199687,"date":"2025-05-06T09:25:26","date_gmt":"2025-05-06T01:25:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/199687\/"},"modified":"2025-05-06T09:25:26","modified_gmt":"2025-05-06T01:25:26","slug":"%e4%b8%8d%e5%90%8c%e7%9a%84mysql%e5%88%86%e9%a1%b5%e5%ae%9e%e7%8e%b0%e6%96%b9%e5%bc%8f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/199687\/","title":{"rendered":"\u4e0d\u540c\u7684MySQL\u5206\u9875\u5b9e\u73b0\u65b9\u5f0f"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u4e0d\u540c\u7684MySQL\u5206\u9875\u5b9e\u73b0\u65b9\u5f0f<\/h1>\n<p>\u672c\u7bc7\u6587\u7ae0\u5411\u5927\u5bb6\u4ecb\u7ecd\u300a\u4e0d\u540c\u7684MySQL\u5206\u9875\u5b9e\u73b0\u65b9\u5f0f\u300b\uff0c\u4e3b\u8981\u5305\u62ec\uff0c\u5177\u6709\u4e00\u5b9a\u7684\u53c2\u8003\u4ef7\u503c\uff0c\u9700\u8981\u7684\u670b\u53cb\u53ef\u4ee5\u53c2\u8003\u4e00\u4e0b\u3002<\/p>\n<p>MySQL\u5206\u9875\u65b9\u6cd5\u6709\u54ea\u4e9b\uff0c\u9700\u8981\u5177\u4f53\u4ee3\u7801\u793a\u4f8b<\/p>\n<p>MySQL\u662f\u4e00\u79cd\u5173\u7cfb\u578b\u6570\u636e\u5e93\u7ba1\u7406\u7cfb\u7edf\uff0c\u4e3a\u4e86\u63d0\u9ad8\u67e5\u8be2\u6548\u7387\u548c\u51cf\u5c11\u6570\u636e\u4f20\u8f93\u91cf\uff0c\u5206\u9875\u67e5\u8be2\u662f\u4e00\u4e2a\u975e\u5e38\u5e38\u89c1\u7684\u9700\u6c42\u3002MySQL\u63d0\u4f9b\u4e86\u591a\u79cd\u5206\u9875\u65b9\u6cd5\uff0c\u4e0b\u9762\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u8fd9\u4e9b\u65b9\u6cd5\uff0c\u5e76\u63d0\u4f9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528LIMIT\u5b50\u53e5\u5206\u9875\uff1a<br \/>LIMIT\u5b50\u53e5\u7528\u4e8e\u9650\u5236\u67e5\u8be2\u7ed3\u679c\u7684\u8fd4\u56de\u884c\u6570\u3002\u5b83\u6709\u4e24\u4e2a\u53c2\u6570\uff0c\u7b2c\u4e00\u4e2a\u53c2\u6570\u6307\u5b9a\u8fd4\u56de\u7ed3\u679c\u7684\u8d77\u59cb\u504f\u79fb\u4f4d\u7f6e\uff08\u4ece0\u5f00\u59cb\u8ba1\u6570\uff09\uff0c\u7b2c\u4e8c\u4e2a\u53c2\u6570\u6307\u5b9a\u8fd4\u56de\u7ed3\u679c\u7684\u884c\u6570\u3002<\/li>\n<\/ol>\n<p>\u4f8b\u5982\uff0c\u67e5\u8be2\u67d0\u4e2a\u8868\u4e2d\u7684\u524d10\u6761\u6570\u636e\uff1a<\/p>\n<pre>SELECT * FROM table_name LIMIT 10;<\/pre>\n<p>\u67e5\u8be2\u67d0\u4e2a\u8868\u4e2d\u7684\u7b2c11\u523020\u6761\u6570\u636e\uff1a<\/p>\n<pre>SELECT * FROM table_name LIMIT 10, 10;<\/pre>\n<p>\u8fd9\u4e2a\u65b9\u6cd5\u7b80\u5355\u6613\u7528\uff0c\u4f46\u5728\u67e5\u8be2\u5927\u6570\u636e\u91cf\u65f6\u7684\u6548\u7387\u8f83\u4f4e\uff0c\u56e0\u4e3aMySQL\u5728\u6267\u884cLIMIT\u67e5\u8be2\u65f6\u9700\u8981\u5148\u53d6\u51fa\u6240\u6709\u7b26\u5408\u6761\u4ef6\u7684\u884c\uff0c\u518d\u8fdb\u884c\u5206\u9875\u8fd4\u56de\u7ed3\u679c\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528OFFSET\u5b50\u53e5\u5206\u9875\uff1a<br \/>OFFSET\u5b50\u53e5\u7528\u4e8e\u6307\u5b9a\u67e5\u8be2\u7ed3\u679c\u7684\u504f\u79fb\u4f4d\u7f6e\u3002\u5b83\u53ea\u6709\u4e00\u4e2a\u53c2\u6570\uff0c\u8868\u793a\u4ece\u7b2c\u51e0\u6761\u8bb0\u5f55\u5f00\u59cb\u8fd4\u56de\u7ed3\u679c\u3002<\/li>\n<\/ol>\n<p>\u4f8b\u5982\uff0c\u67e5\u8be2\u67d0\u4e2a\u8868\u4e2d\u7684\u524d10\u6761\u6570\u636e\uff1a<\/p>\n<pre>SELECT * FROM table_name OFFSET 0;<\/pre>\n<p>\u67e5\u8be2\u67d0\u4e2a\u8868\u4e2d\u7684\u7b2c11\u523020\u6761\u6570\u636e\uff1a<\/p>\n<pre>SELECT * FROM table_name OFFSET 10;<\/pre>\n<p>\u7c7b\u4f3c\u4e8eLIMIT\u5b50\u53e5\uff0cOFFSET\u5b50\u53e5\u4e5f\u4f1a\u5728\u67e5\u8be2\u524d\u5c06\u6240\u6709\u7b26\u5408\u6761\u4ef6\u7684\u884c\u53d6\u51fa\uff0c\u56e0\u6b64\u5728\u5904\u7406\u5927\u6570\u636e\u91cf\u65f6\u4e5f\u5b58\u5728\u6548\u7387\u95ee\u9898\u3002<\/p>\n<ol>\n<li>\u4f7f\u7528ROW_NUMBER()\u51fd\u6570\u5206\u9875\uff1a<br \/>ROW_NUMBER()\u51fd\u6570\u53ef\u4ee5\u4e3a\u67e5\u8be2\u7ed3\u679c\u4e2d\u7684\u6bcf\u4e00\u884c\u8d4b\u4e88\u4e00\u4e2a\u5e8f\u53f7\u3002\u5728\u914d\u5408LIMIT\u5b50\u53e5\u4f7f\u7528\u65f6\uff0c\u53ef\u4ee5\u5b9e\u73b0\u5206\u9875\u67e5\u8be2\u3002<\/li>\n<\/ol>\n<p>\u4f8b\u5982\uff0c\u67e5\u8be2\u67d0\u4e2a\u8868\u4e2d\u7684\u524d10\u6761\u6570\u636e\uff1a<\/p>\n<pre>SELECT * FROM (\n  SELECT *, ROW_NUMBER() OVER (ORDER BY column_name) AS row_num\n  FROM table_name\n) AS temp_table\nWHERE row_num &lt;= 10;<\/pre>\n<p>\u67e5\u8be2\u67d0\u4e2a\u8868\u4e2d\u7684\u7b2c11\u523020\u6761\u6570\u636e\uff1a<\/p>\n<pre>SELECT * FROM (\n  SELECT *, ROW_NUMBER() OVER (ORDER BY column_name) AS row_num\n  FROM table_name\n) AS temp_table\nWHERE row_num &gt; 10 AND row_num &lt;= 20;<\/pre>\n<p>\u4f7f\u7528ROW_NUMBER()\u51fd\u6570\u8fdb\u884c\u5206\u9875\u67e5\u8be2\u65f6\uff0cMySQL\u4f1a\u5728\u5185\u90e8\u8fdb\u884c\u4f18\u5316\uff0c\u53ea\u53d6\u51fa\u6ee1\u8db3\u6761\u4ef6\u7684\u884c\uff0c\u56e0\u6b64\u5728\u5904\u7406\u5927\u6570\u636e\u91cf\u65f6\u6548\u7387\u8f83\u9ad8\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fMySQL\u4e2d\u5e38\u7528\u7684\u5206\u9875\u65b9\u6cd5\u3002\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u9009\u62e9\u9002\u5408\u7684\u65b9\u6cd5\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u67e5\u8be2\u6548\u7387\u3002<\/p>\n<p>\u4eca\u5929\u5173\u4e8e\u300a\u4e0d\u540c\u7684MySQL\u5206\u9875\u5b9e\u73b0\u65b9\u5f0f\u300b\u7684\u5185\u5bb9\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\uff0c\u5982\u679c\u6709\u4ec0\u4e48\u7591\u95ee\u6216\u8005\u5efa\u8bae\uff0c\u53ef\u4ee5\u5728\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\u4e0b\u591a\u591a\u56de\u590d\u4ea4\u6d41\uff1b\u6587\u4e2d\u82e5\u6709\u4e0d\u6b63\u4e4b\u5904\uff0c\u4e5f\u5e0c\u671b\u56de\u590d\u7559\u8a00\u4ee5\u544a\u77e5\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u4e0d\u540c\u7684MySQL\u5206\u9875\u5b9e\u73b0\u65b9\u5f0f \u672c&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-199687","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199687","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=199687"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199687\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=199687"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=199687"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=199687"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}