{"id":182556,"date":"2024-11-09T23:26:18","date_gmt":"2024-11-09T15:26:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/182556\/"},"modified":"2024-11-09T23:26:19","modified_gmt":"2024-11-09T15:26:19","slug":"%e6%99%82%e9%96%93%e6%a2%9d%e4%bb%b6%e6%9f%a5%e8%a9%a2%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84%e6%87%89%e7%94%a8%ef%bc%88%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%a0%b9%e6%93%9a","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/182556\/","title":{"rendered":"\u6642\u9593\u689d\u4ef6\u67e5\u8a62\u5728\u6578\u64da\u5eab\u4e2d\u7684\u61c9\u7528\uff08\u5728\u6578\u64da\u5eab\u4e2d\u6839\u64da\u6642\u9593\u67e5\u8a62\u6578\u64da\uff09"},"content":{"rendered":"<h1 id=\"%e6%99%82%e9%96%93%e6%a2%9d%e4%bb%b6%e6%9f%a5%e8%a9%a2%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e7%9a%84%e6%87%89%e7%94%a8-BWnBdJjPvf\">\u6642\u9593\u689d\u4ef6\u67e5\u8a62\u5728\u6578\u64da\u5eab\u4e2d\u7684\u61c9\u7528<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u7ba1\u7406\u548c\u67e5\u8a62\u6280\u8853\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002\u7279\u5225\u662f\u6642\u9593\u689d\u4ef6\u67e5\u8a62\uff0c\u9019\u662f\u4e00\u7a2e\u6839\u64da\u6642\u9593\u7bc4\u570d\u4f86\u6aa2\u7d22\u6578\u64da\u7684\u6280\u8853\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u884c\u696d\uff0c\u5305\u62ec\u91d1\u878d\u3001\u96fb\u5b50\u5546\u52d9\u548c\u793e\u4ea4\u5a92\u9ad4\u7b49\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u6642\u9593\u689d\u4ef6\u67e5\u8a62\u7684\u57fa\u672c\u6982\u5ff5\u3001\u5be6\u73fe\u65b9\u6cd5\u53ca\u5176\u5728\u6578\u64da\u5eab\u4e2d\u7684\u61c9\u7528\u3002<\/p>\n<h2 id=\"%e6%99%82%e9%96%93%e6%a2%9d%e4%bb%b6%e6%9f%a5%e8%a9%a2%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-BWnBdJjPvf\">\u6642\u9593\u689d\u4ef6\u67e5\u8a62\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>\u6642\u9593\u689d\u4ef6\u67e5\u8a62\u662f\u6307\u5728\u6578\u64da\u5eab\u4e2d\u6839\u64da\u7279\u5b9a\u7684\u6642\u9593\u689d\u4ef6\u4f86\u6aa2\u7d22\u6578\u64da\u3002\u9019\u4e9b\u689d\u4ef6\u53ef\u4ee5\u662f\u5177\u9ad4\u7684\u65e5\u671f\u3001\u6642\u9593\u7bc4\u570d\u6216\u76f8\u5c0d\u6642\u9593\uff08\u5982\u904e\u53bb\u7684\u4e03\u5929\uff09\u3002\u9019\u7a2e\u67e5\u8a62\u65b9\u5f0f\u4f7f\u5f97\u7528\u6236\u80fd\u5920\u5feb\u901f\u7372\u53d6\u8207\u6642\u9593\u76f8\u95dc\u7684\u6578\u64da\uff0c\u5f9e\u800c\u9032\u884c\u5206\u6790\u548c\u6c7a\u7b56\u3002<\/p>\n<h2 id=\"%e6%99%82%e9%96%93%e6%a2%9d%e4%bb%b6%e6%9f%a5%e8%a9%a2%e7%9a%84%e5%af%a6%e7%8f%be%e6%96%b9%e6%b3%95-BWnBdJjPvf\">\u6642\u9593\u689d\u4ef6\u67e5\u8a62\u7684\u5be6\u73fe\u65b9\u6cd5<\/h2>\n<p>\u5728\u5927\u591a\u6578\u95dc\u4fc2\u578b\u6578\u64da\u5eab\u4e2d\uff0c\u6642\u9593\u689d\u4ef6\u67e5\u8a62\u901a\u5e38\u4f7f\u7528 SQL \u8a9e\u8a00\u4f86\u5be6\u73fe\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684 SQL \u67e5\u8a62\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"1-%e6%a0%b9%e6%93%9a%e5%85%b7%e9%ab%94%e6%97%a5%e6%9c%9f%e6%9f%a5%e8%a9%a2-BWnBdJjPvf\">1. \u6839\u64da\u5177\u9ad4\u65e5\u671f\u67e5\u8a62<\/h3>\n<pre><code>SELECT * FROM orders WHERE order_date = '2023-10-01';<\/code><\/pre>\n<p>\u4e0a\u8ff0\u67e5\u8a62\u5c07\u8fd4\u56de\u6240\u6709\u5728 2023 \u5e74 10 \u6708 1 \u65e5\u4e0b\u7684\u8a02\u55ae\u3002<\/p>\n<h3 id=\"2-%e6%a0%b9%e6%93%9a%e6%97%a5%e6%9c%9f%e7%af%84%e5%9c%8d%e6%9f%a5%e8%a9%a2-BWnBdJjPvf\">2. \u6839\u64da\u65e5\u671f\u7bc4\u570d\u67e5\u8a62<\/h3>\n<pre><code>SELECT * FROM orders WHERE order_date BETWEEN '2023-10-01' AND '2023-10-31';<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de 2023 \u5e74 10 \u6708 1 \u65e5\u81f3 10 \u6708 31 \u65e5\u4e4b\u9593\u7684\u6240\u6709\u8a02\u55ae\u3002<\/p>\n<h3 id=\"3-%e6%a0%b9%e6%93%9a%e7%9b%b8%e5%b0%8d%e6%99%82%e9%96%93%e6%9f%a5%e8%a9%a2-BWnBdJjPvf\">3. \u6839\u64da\u76f8\u5c0d\u6642\u9593\u67e5\u8a62<\/h3>\n<pre><code>SELECT * FROM orders WHERE order_date &gt;= NOW() - INTERVAL 7 DAY;<\/code><\/pre>\n<p>\u9019\u500b\u67e5\u8a62\u5c07\u8fd4\u56de\u904e\u53bb\u4e03\u5929\u5167\u7684\u6240\u6709\u8a02\u55ae\u3002<\/p>\n<h2 id=\"%e6%99%82%e9%96%93%e6%a2%9d%e4%bb%b6%e6%9f%a5%e8%a9%a2%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-BWnBdJjPvf\">\u6642\u9593\u689d\u4ef6\u67e5\u8a62\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>\u6642\u9593\u689d\u4ef6\u67e5\u8a62\u5728\u8a31\u591a\u5834\u666f\u4e2d\u90fd\u767c\u63ee\u8457\u91cd\u8981\u4f5c\u7528\uff0c\u4ee5\u4e0b\u662f\u5e7e\u500b\u5177\u9ad4\u7684\u61c9\u7528\u6848\u4f8b\uff1a<\/p>\n<ul>\n<li><strong>\u91d1\u878d\u884c\u696d\uff1a<\/strong>\u9280\u884c\u548c\u91d1\u878d\u6a5f\u69cb\u7d93\u5e38\u9700\u8981\u6839\u64da\u4ea4\u6613\u65e5\u671f\u4f86\u67e5\u8a62\u5ba2\u6236\u7684\u4ea4\u6613\u8a18\u9304\uff0c\u4ee5\u4fbf\u9032\u884c\u98a8\u96aa\u8a55\u4f30\u548c\u5408\u898f\u6aa2\u67e5\u3002<\/li>\n<li><strong>\u96fb\u5b50\u5546\u52d9\uff1a<\/strong>\u5728\u7dda\u5546\u5e97\u53ef\u4ee5\u5229\u7528\u6642\u9593\u689d\u4ef6\u67e5\u8a62\u4f86\u5206\u6790\u92b7\u552e\u8da8\u52e2\uff0c\u4e86\u89e3\u7279\u5b9a\u6642\u9593\u6bb5\u5167\u7684\u92b7\u552e\u8868\u73fe\uff0c\u5f9e\u800c\u5236\u5b9a\u4fc3\u92b7\u7b56\u7565\u3002<\/li>\n<li><strong>\u793e\u4ea4\u5a92\u9ad4\uff1a<\/strong>\u793e\u4ea4\u5e73\u53f0\u53ef\u4ee5\u6839\u64da\u7528\u6236\u7684\u6d3b\u52d5\u6642\u9593\u4f86\u5206\u6790\u7528\u6236\u884c\u70ba\uff0c\u5f9e\u800c\u512a\u5316\u5167\u5bb9\u63a8\u9001\u548c\u5ee3\u544a\u6295\u653e\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-BWnBdJjPvf\">\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u9032\u884c\u6642\u9593\u689d\u4ef6\u67e5\u8a62\u6642\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u6642\u9593\u5b57\u6bb5\u7684\u7d22\u5f15\uff1a\u70ba\u4e86\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\uff0c\u61c9\u8a72\u5c0d\u6642\u9593\u5b57\u6bb5\u9032\u884c\u7d22\u5f15\u3002<\/li>\n<li>\u4f7f\u7528\u5408\u9069\u7684\u6578\u64da\u985e\u578b\uff1a\u9078\u64c7\u5408\u9069\u7684\u6578\u64da\u985e\u578b\uff08\u5982 DATETIME \u6216 TIMESTAMP\uff09\u4f86\u5b58\u5132\u6642\u9593\u6578\u64da\uff0c\u4ee5\u4fbf\u9032\u884c\u9ad8\u6548\u67e5\u8a62\u3002<\/li>\n<li>\u8003\u616e\u6642\u5340\u554f\u984c\uff1a\u5728\u5168\u7403\u5316\u7684\u61c9\u7528\u4e2d\uff0c\u6642\u5340\u7684\u8655\u7406\u81f3\u95dc\u91cd\u8981\uff0c\u61c9\u8a72\u7d71\u4e00\u4f7f\u7528 UTC \u6642\u9593\u4f86\u5b58\u5132\u548c\u67e5\u8a62\u6578\u64da\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-BWnBdJjPvf\">\u7e3d\u7d50<\/h2>\n<p>\u6642\u9593\u689d\u4ef6\u67e5\u8a62\u5728\u6578\u64da\u5eab\u4e2d\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u80fd\u5920\u5e6b\u52a9\u7528\u6236\u6839\u64da\u6642\u9593\u7bc4\u570d\u5feb\u901f\u6aa2\u7d22\u6240\u9700\u6578\u64da\u3002\u7121\u8ad6\u662f\u5728\u91d1\u878d\u3001\u96fb\u5b50\u5546\u52d9\u9084\u662f\u793e\u4ea4\u5a92\u9ad4\u7b49\u9818\u57df\uff0c\u9019\u7a2e\u67e5\u8a62\u65b9\u5f0f\u90fd\u80fd\u63d0\u4f9b\u91cd\u8981\u7684\u6578\u64da\u652f\u6301\u3002\u96a8\u8457\u6578\u64da\u91cf\u7684\u589e\u9577\uff0c\u5c0d\u65bc\u9ad8\u6548\u7684\u67e5\u8a62\u6280\u8853\u7684\u9700\u6c42\u4e5f\u5c07\u6301\u7e8c\u4e0a\u5347\u3002\u82e5\u60a8\u9700\u8981\u9ad8\u6548\u7684\u6578\u64da\u5eab\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a>\u4f86\u652f\u6301\u60a8\u7684\u696d\u52d9\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u6642\u9593\u689d\u4ef6\u67e5\u8a62\u5728\u6578\u64da\u5eab\u4e2d\u7684\u61c9\u7528\uff0c\u4e86\u89e3\u5982\u4f55\u6839\u64da\u6642\u9593\u6709\u6548\u6aa2\u7d22\u548c\u7ba1\u7406\u6578\u64da\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-182556","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182556","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=182556"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182556\/revisions"}],"predecessor-version":[{"id":182557,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/182556\/revisions\/182557"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=182556"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=182556"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=182556"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}