{"id":153829,"date":"2024-11-02T10:42:18","date_gmt":"2024-11-02T02:42:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/153829\/"},"modified":"2024-11-02T10:42:19","modified_gmt":"2024-11-02T02:42:19","slug":"%e5%96%ae%e8%a1%a8%e5%a4%9a%e6%a2%9d%e4%bb%b6%e6%9f%a5%e8%a9%a2sql%e8%aa%9e%e5%8f%a5%e5%af%ab%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/153829\/","title":{"rendered":"\u55ae\u8868\u591a\u689d\u4ef6\u67e5\u8a62sql\u8a9e\u53e5\u5beb\u6cd5"},"content":{"rendered":"<h1 id=\"%e5%96%ae%e8%a1%a8%e5%a4%9a%e6%a2%9d%e4%bb%b6%e6%9f%a5%e8%a9%a2sql%e8%aa%9e%e5%8f%a5%e5%af%ab%e6%b3%95-GdtHqBhrIR\">\u55ae\u8868\u591a\u689d\u4ef6\u67e5\u8a62SQL\u8a9e\u53e5\u5beb\u6cd5<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0cSQL\uff08\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff09\u662f\u4e00\u7a2e\u7528\u65bc\u67e5\u8a62\u548c\u64cd\u4f5c\u6578\u64da\u7684\u6a19\u6e96\u8a9e\u8a00\u3002\u7576\u6211\u5011\u9700\u8981\u5f9e\u55ae\u4e00\u8868\u4e2d\u6839\u64da\u591a\u500b\u689d\u4ef6\u9032\u884c\u67e5\u8a62\u6642\uff0cSQL\u63d0\u4f9b\u4e86\u9748\u6d3b\u7684\u8a9e\u6cd5\u4f86\u6eff\u8db3\u9019\u4e00\u9700\u6c42\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528SQL\u8a9e\u53e5\u9032\u884c\u55ae\u8868\u591a\u689d\u4ef6\u67e5\u8a62\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u7bc4\u4f8b\u548c\u6280\u5de7\u3002<\/p>\n<h2 id=\"%e5%9f%ba%e6%9c%ac%e8%aa%9e%e6%b3%95-GdtHqBhrIR\">\u57fa\u672c\u8a9e\u6cd5<\/h2>\n<p>\u5728SQL\u4e2d\uff0c\u67e5\u8a62\u6578\u64da\u7684\u57fa\u672c\u8a9e\u6cd5\u70ba\uff1a<\/p>\n<pre><code>SELECT column1, column2, ...\nFROM table_name\nWHERE condition;<\/code><\/pre>\n<p>\u7576\u9700\u8981\u6839\u64da\u591a\u500b\u689d\u4ef6\u9032\u884c\u67e5\u8a62\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528\u908f\u8f2f\u904b\u7b97\u7b26\u5982AND\u548cOR\u4f86\u7d44\u5408\u9019\u4e9b\u689d\u4ef6\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8and%e9%81%8b%e7%ae%97%e7%ac%a6-GdtHqBhrIR\">\u4f7f\u7528AND\u904b\u7b97\u7b26<\/h2>\n<p>\u7576\u6211\u5011\u5e0c\u671b\u67e5\u8a62\u6eff\u8db3\u6240\u6709\u689d\u4ef6\u7684\u8a18\u9304\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528AND\u904b\u7b97\u7b26\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba\u201c\u54e1\u5de5\u201d\u7684\u8868\uff0c\u5305\u542b\u201c\u59d3\u540d\u201d\u3001\u201c\u90e8\u9580\u201d\u548c\u201c\u85aa\u6c34\u201d\u4e09\u500b\u5b57\u6bb5\u3002\u5982\u679c\u6211\u5011\u60f3\u67e5\u8a62\u5728\u201c\u92b7\u552e\u90e8\u9580\u201d\u4e14\u85aa\u6c34\u9ad8\u65bc50000\u7684\u54e1\u5de5\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>SELECT \u59d3\u540d, \u90e8\u9580, \u85aa\u6c34\nFROM \u54e1\u5de5\nWHERE \u90e8\u9580 = '\u92b7\u552e\u90e8\u9580' AND \u85aa\u6c34 &gt; 50000;<\/code><\/pre>\n<h2 id=\"%e4%bd%bf%e7%94%a8or%e9%81%8b%e7%ae%97%e7%ac%a6-GdtHqBhrIR\">\u4f7f\u7528OR\u904b\u7b97\u7b26<\/h2>\n<p>\u5982\u679c\u6211\u5011\u5e0c\u671b\u67e5\u8a62\u6eff\u8db3\u4efb\u4e00\u689d\u4ef6\u7684\u8a18\u9304\uff0c\u53ef\u4ee5\u4f7f\u7528OR\u904b\u7b97\u7b26\u3002\u4f8b\u5982\uff0c\u82e5\u8981\u67e5\u8a62\u201c\u92b7\u552e\u90e8\u9580\u201d\u6216\u201c\u5e02\u5834\u90e8\u9580\u201d\u7684\u54e1\u5de5\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>SELECT \u59d3\u540d, \u90e8\u9580, \u85aa\u6c34\nFROM \u54e1\u5de5\nWHERE \u90e8\u9580 = '\u92b7\u552e\u90e8\u9580' OR \u90e8\u9580 = '\u5e02\u5834\u90e8\u9580';<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e5%90%88and%e5%92%8cor%e9%81%8b%e7%ae%97%e7%ac%a6-GdtHqBhrIR\">\u7d50\u5408AND\u548cOR\u904b\u7b97\u7b26<\/h2>\n<p>\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u6211\u5011\u7d93\u5e38\u9700\u8981\u7d50\u5408\u4f7f\u7528AND\u548cOR\u904b\u7b97\u7b26\u3002\u9019\u6642\uff0c\u4f7f\u7528\u62ec\u865f\u4f86\u660e\u78ba\u689d\u4ef6\u7684\u512a\u5148\u9806\u5e8f\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u4f8b\u5982\uff0c\u82e5\u8981\u67e5\u8a62\u201c\u92b7\u552e\u90e8\u9580\u201d\u4e2d\u85aa\u6c34\u9ad8\u65bc50000\u7684\u54e1\u5de5\uff0c\u6216\u201c\u5e02\u5834\u90e8\u9580\u201d\u4e2d\u85aa\u6c34\u9ad8\u65bc60000\u7684\u54e1\u5de5\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\uff1a<\/p>\n<pre><code>SELECT \u59d3\u540d, \u90e8\u9580, \u85aa\u6c34\nFROM \u54e1\u5de5\nWHERE (\u90e8\u9580 = '\u92b7\u552e\u90e8\u9580' AND \u85aa\u6c34 &gt; 50000) \n   OR (\u90e8\u9580 = '\u5e02\u5834\u90e8\u9580' AND \u85aa\u6c34 &gt; 60000);<\/code><\/pre>\n<h2 id=\"%e4%bd%bf%e7%94%a8in%e5%92%8cbetween%e9%81%8b%e7%ae%97%e7%ac%a6-GdtHqBhrIR\">\u4f7f\u7528IN\u548cBETWEEN\u904b\u7b97\u7b26<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u4f7f\u7528IN\u548cBETWEEN\u904b\u7b97\u7b26\u53ef\u4ee5\u4f7f\u67e5\u8a62\u66f4\u52a0\u7c21\u6f54\u3002\u4f8b\u5982\uff0c\u82e5\u8981\u67e5\u8a62\u85aa\u6c34\u572840000\u523070000\u4e4b\u9593\u7684\u54e1\u5de5\uff0c\u53ef\u4ee5\u4f7f\u7528BETWEEN\u904b\u7b97\u7b26\uff1a<\/p>\n<pre><code>SELECT \u59d3\u540d, \u90e8\u9580, \u85aa\u6c34\nFROM \u54e1\u5de5\nWHERE \u85aa\u6c34 BETWEEN 40000 AND 70000;<\/code><\/pre>\n<p>\u540c\u6a23\u5730\uff0c\u82e5\u8981\u67e5\u8a62\u90e8\u9580\u70ba\u201c\u92b7\u552e\u90e8\u9580\u201d\u3001\u201c\u5e02\u5834\u90e8\u9580\u201d\u6216\u201c\u6280\u8853\u90e8\u9580\u201d\u7684\u54e1\u5de5\uff0c\u53ef\u4ee5\u4f7f\u7528IN\u904b\u7b97\u7b26\uff1a<\/p>\n<pre><code>SELECT \u59d3\u540d, \u90e8\u9580, \u85aa\u6c34\nFROM \u54e1\u5de5\nWHERE \u90e8\u9580 IN ('\u92b7\u552e\u90e8\u9580', '\u5e02\u5834\u90e8\u9580', '\u6280\u8853\u90e8\u9580');<\/code><\/pre>\n<h2 id=\"%e5%b0%8f%e7%b5%90-GdtHqBhrIR\">\u5c0f\u7d50<\/h2>\n<p>\u55ae\u8868\u591a\u689d\u4ef6\u67e5\u8a62\u662f\u6578\u64da\u5eab\u64cd\u4f5c\u4e2d\u975e\u5e38\u5e38\u898b\u7684\u9700\u6c42\u3002\u901a\u904e\u9748\u6d3b\u904b\u7528AND\u3001OR\u3001IN\u548cBETWEEN\u7b49\u904b\u7b97\u7b26\uff0c\u6211\u5011\u53ef\u4ee5\u9ad8\u6548\u5730\u5f9e\u6578\u64da\u5eab\u4e2d\u63d0\u53d6\u6240\u9700\u7684\u4fe1\u606f\u3002\u638c\u63e1\u9019\u4e9b\u57fa\u672c\u7684SQL\u67e5\u8a62\u6280\u5de7\uff0c\u5c07\u6709\u52a9\u65bc\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6548\u7387\u548c\u6e96\u78ba\u6027\u3002<\/p>\n<p>\u5982\u9700\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u9032\u884c\u9ad8\u6548\u67e5\u8a62\uff0c\u6216\u5c0b\u627e\u9069\u5408\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u55ae\u8868\u591a\u689d\u4ef6\u67e5\u8a62\u7684SQL\u8a9e\u53e5\u5beb\u6cd5\uff0c\u5b78\u7fd2\u5982\u4f55\u6709\u6548\u7be9\u9078\u6578\u64da\u4ee5\u6eff\u8db3\u7279\u5b9a\u9700\u6c42\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-153829","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153829","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=153829"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153829\/revisions"}],"predecessor-version":[{"id":153830,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/153829\/revisions\/153830"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=153829"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=153829"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=153829"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}