{"id":143871,"date":"2024-11-01T01:57:18","date_gmt":"2024-10-31T17:57:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/143871\/"},"modified":"2024-11-01T01:57:18","modified_gmt":"2024-10-31T17:57:18","slug":"sql-%e6%89%b9%e9%87%8f%e6%8f%92%e5%85%a5%e5%88%aa%e9%99%a4","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/143871\/","title":{"rendered":"SQL \u6279\u91cf\u63d2\u5165\u522a\u9664"},"content":{"rendered":"<h1 id=\"sql-%e6%89%b9%e9%87%8f%e6%8f%92%e5%85%a5%e5%88%aa%e9%99%a4-odONHjMaIA\">SQL \u6279\u91cf\u63d2\u5165\u522a\u9664<\/h1>\n<p>\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u4e2d\uff0cSQL\uff08\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff09\u662f\u4e00\u7a2e\u975e\u5e38\u91cd\u8981\u7684\u5de5\u5177\u3002\u5b83\u4e0d\u50c5\u7528\u65bc\u67e5\u8a62\u8cc7\u6599\uff0c\u9084\u53ef\u4ee5\u7528\u4f86\u9032\u884c\u6279\u91cf\u63d2\u5165\u548c\u522a\u9664\u64cd\u4f5c\u3002\u9019\u4e9b\u64cd\u4f5c\u5728\u8655\u7406\u5927\u91cf\u6578\u64da\u6642\u7279\u5225\u6709\u7528\uff0c\u80fd\u5920\u986f\u8457\u63d0\u9ad8\u6548\u7387\u3002\u672c\u6587\u5c07\u63a2\u8a0e SQL \u7684\u6279\u91cf\u63d2\u5165\u548c\u522a\u9664\u7684\u57fa\u672c\u6982\u5ff5\u3001\u8a9e\u6cd5\u53ca\u5176\u512a\u52e2\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%89%b9%e9%87%8f%e6%8f%92%e5%85%a5%ef%bc%9f-odONHjMaIA\">\u4ec0\u9ebc\u662f\u6279\u91cf\u63d2\u5165\uff1f<\/h2>\n<p>\u6279\u91cf\u63d2\u5165\u662f\u6307\u4e00\u6b21\u6027\u5c07\u591a\u689d\u8a18\u9304\u63d2\u5165\u5230\u8cc7\u6599\u5eab\u4e2d\u3002\u9019\u7a2e\u65b9\u6cd5\u76f8\u8f03\u65bc\u9010\u689d\u63d2\u5165\uff0c\u80fd\u5920\u6e1b\u5c11\u8207\u8cc7\u6599\u5eab\u7684\u4ea4\u4e92\u6b21\u6578\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u3002\u6279\u91cf\u63d2\u5165\u901a\u5e38\u4f7f\u7528 <code>INSERT<\/code> \u8a9e\u53e5\u4f86\u5be6\u73fe\u3002<\/p>\n<h3 id=\"%e6%89%b9%e9%87%8f%e6%8f%92%e5%85%a5%e7%9a%84%e8%aa%9e%e6%b3%95-odONHjMaIA\">\u6279\u91cf\u63d2\u5165\u7684\u8a9e\u6cd5<\/h3>\n<pre><code>INSERT INTO \u8868\u540d (\u6b04\u4f4d1, \u6b04\u4f4d2, \u6b04\u4f4d3)\nVALUES (\u503c1, \u503c2, \u503c3),\n       (\u503c4, \u503c5, \u503c6),\n       (\u503c7, \u503c8, \u503c9);\n<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba <code>users<\/code> \u7684\u8868\uff0c\u5305\u542b <code>name<\/code> \u548c <code>email<\/code> \u5169\u500b\u6b04\u4f4d\uff0c\u6211\u5011\u53ef\u4ee5\u9019\u6a23\u9032\u884c\u6279\u91cf\u63d2\u5165\uff1a<\/p>\n<pre><code>INSERT INTO users (name, email)\nVALUES ('Alice', 'alice@example.com'),\n       ('Bob', 'bob@example.com'),\n       ('Charlie', 'charlie@example.com');\n<\/code><\/pre>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%89%b9%e9%87%8f%e5%88%aa%e9%99%a4%ef%bc%9f-odONHjMaIA\">\u4ec0\u9ebc\u662f\u6279\u91cf\u522a\u9664\uff1f<\/h2>\n<p>\u6279\u91cf\u522a\u9664\u5247\u662f\u6307\u4e00\u6b21\u6027\u522a\u9664\u591a\u689d\u8a18\u9304\u3002\u9019\u5728\u9700\u8981\u6e05\u7406\u8cc7\u6599\u6216\u79fb\u9664\u4e0d\u518d\u9700\u8981\u7684\u6578\u64da\u6642\u975e\u5e38\u6709\u7528\u3002\u6279\u91cf\u522a\u9664\u901a\u5e38\u4f7f\u7528 <code>DELETE<\/code> \u8a9e\u53e5\u4f86\u5be6\u73fe\u3002<\/p>\n<h3 id=\"%e6%89%b9%e9%87%8f%e5%88%aa%e9%99%a4%e7%9a%84%e8%aa%9e%e6%b3%95-odONHjMaIA\">\u6279\u91cf\u522a\u9664\u7684\u8a9e\u6cd5<\/h3>\n<pre><code>DELETE FROM \u8868\u540d\nWHERE \u689d\u4ef6;\n<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5982\u679c\u6211\u5011\u60f3\u8981\u522a\u9664\u6240\u6709\u96fb\u5b50\u90f5\u4ef6\u4ee5 <code>example.com<\/code> \u7d50\u5c3e\u7684\u7528\u6236\uff0c\u53ef\u4ee5\u9019\u6a23\u5beb\uff1a<\/p>\n<pre><code>DELETE FROM users\nWHERE email LIKE '%@example.com';\n<\/code><\/pre>\n<h2 id=\"%e6%89%b9%e9%87%8f%e6%93%8d%e4%bd%9c%e7%9a%84%e5%84%aa%e5%8b%a2-odONHjMaIA\">\u6279\u91cf\u64cd\u4f5c\u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u6027\u80fd\u63d0\u5347\uff1a<\/strong>\u6279\u91cf\u63d2\u5165\u548c\u522a\u9664\u80fd\u5920\u6e1b\u5c11\u8207\u8cc7\u6599\u5eab\u7684\u4ea4\u4e92\u6b21\u6578\uff0c\u5f9e\u800c\u63d0\u9ad8\u6574\u9ad4\u6027\u80fd\u3002<\/li>\n<li><strong>\u7c21\u5316\u4ee3\u78bc\uff1a<\/strong>\u4f7f\u7528\u6279\u91cf\u64cd\u4f5c\u53ef\u4ee5\u4f7f SQL \u8a9e\u53e5\u66f4\u7c21\u6f54\uff0c\u6613\u65bc\u7dad\u8b77\u3002<\/li>\n<li><strong>\u6e1b\u5c11\u9396\u5b9a\u6642\u9593\uff1a<\/strong>\u5728\u9032\u884c\u6279\u91cf\u64cd\u4f5c\u6642\uff0c\u8cc7\u6599\u5eab\u7684\u9396\u5b9a\u6642\u9593\u901a\u5e38\u6703\u6e1b\u5c11\uff0c\u9019\u5c0d\u65bc\u9ad8\u4f75\u767c\u74b0\u5883\u5c24\u70ba\u91cd\u8981\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-odONHjMaIA\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u96d6\u7136\u6279\u91cf\u63d2\u5165\u548c\u522a\u9664\u6709\u8a31\u591a\u512a\u52e2\uff0c\u4f46\u5728\u4f7f\u7528\u6642\u4e5f\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u8cc7\u6599\u7684\u5b8c\u6574\u6027\uff1a\u5728\u9032\u884c\u6279\u91cf\u64cd\u4f5c\u4e4b\u524d\uff0c\u61c9\u8a72\u6aa2\u67e5\u6578\u64da\u7684\u5b8c\u6574\u6027\uff0c\u4ee5\u907f\u514d\u4e0d\u5fc5\u8981\u7684\u932f\u8aa4\u3002<\/li>\n<li>\u8003\u616e\u4e8b\u52d9\u7ba1\u7406\uff1a\u5728\u9032\u884c\u5927\u898f\u6a21\u7684\u6279\u91cf\u64cd\u4f5c\u6642\uff0c\u5efa\u8b70\u4f7f\u7528\u4e8b\u52d9\u4f86\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<li>\u6027\u80fd\u6e2c\u8a66\uff1a\u5728\u5be6\u969b\u61c9\u7528\u4e2d\uff0c\u5efa\u8b70\u9032\u884c\u6027\u80fd\u6e2c\u8a66\uff0c\u4ee5\u78ba\u4fdd\u6279\u91cf\u64cd\u4f5c\u4e0d\u6703\u5c0d\u7cfb\u7d71\u9020\u6210\u904e\u5927\u7684\u8ca0\u64d4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-odONHjMaIA\">\u7e3d\u7d50<\/h2>\n<p>SQL \u7684\u6279\u91cf\u63d2\u5165\u548c\u522a\u9664\u64cd\u4f5c\u662f\u8cc7\u6599\u5eab\u7ba1\u7406\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u90e8\u5206\uff0c\u80fd\u5920\u6709\u6548\u63d0\u9ad8\u6578\u64da\u8655\u7406\u7684\u6548\u7387\u3002\u7121\u8ad6\u662f\u5728\u958b\u767c\u9084\u662f\u7dad\u8b77\u968e\u6bb5\uff0c\u638c\u63e1\u9019\u4e9b\u64cd\u4f5c\u90fd\u80fd\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u7ba1\u7406\u8cc7\u6599\u5eab\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u5728 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u74b0\u5883\u4e2d\u5be6\u73fe\u9ad8\u6548\u7684\u8cc7\u6599\u5eab\u7ba1\u7406\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4ee5\u7372\u53d6\u66f4\u591a\u8cc7\u8a0a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3 SQL \u6279\u91cf\u63d2\u5165\u548c\u522a\u9664\u7684\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u7c21\u5316\u6578\u64da\u5eab\u7ba1\u7406\uff0c\u5feb\u901f\u57f7\u884c\u5927\u898f\u6a21\u6578\u64da\u64cd\u4f5c\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-143871","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/143871","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=143871"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/143871\/revisions"}],"predecessor-version":[{"id":143872,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/143871\/revisions\/143872"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=143871"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=143871"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=143871"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}