{"id":168501,"date":"2024-11-06T12:54:18","date_gmt":"2024-11-06T04:54:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/168501\/"},"modified":"2024-11-06T12:54:18","modified_gmt":"2024-11-06T04:54:18","slug":"sql-%e4%b8%ad-insert-%e8%aa%9e%e5%8f%a5%e7%9a%84%e4%bd%bf%e7%94%a8%e6%8a%80%e5%b7%a7","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/168501\/","title":{"rendered":"SQL \u4e2d INSERT \u8a9e\u53e5\u7684\u4f7f\u7528\u6280\u5de7"},"content":{"rendered":"

SQL \u4e2d INSERT \u8a9e\u53e5\u7684\u4f7f\u7528\u6280\u5de7<\/h1>\n

\u5728\u8cc7\u6599\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cSQL\uff08\u7d50\u69cb\u5316\u67e5\u8a62\u8a9e\u8a00\uff09\u662f\u4e00\u7a2e\u7528\u65bc\u64cd\u4f5c\u548c\u7ba1\u7406\u8cc7\u6599\u7684\u6a19\u6e96\u8a9e\u8a00\u3002\u5176\u4e2d\uff0cINSERT \u8a9e\u53e5\u662f\u7528\u4f86\u5c07\u65b0\u8cc7\u6599\u63d2\u5165\u8cc7\u6599\u8868\u7684\u91cd\u8981\u6307\u4ee4\u3002\u672c\u6587\u5c07\u63a2\u8a0e SQL \u4e2d INSERT \u8a9e\u53e5\u7684\u4f7f\u7528\u6280\u5de7\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u6709\u6548\u5730\u9032\u884c\u8cc7\u6599\u64cd\u4f5c\u3002<\/p>\n

\u57fa\u672c\u8a9e\u6cd5<\/h2>\n

INSERT \u8a9e\u53e5\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n

INSERT INTO \u8868\u540d (\u6b04\u4f4d1, \u6b04\u4f4d2, \u6b04\u4f4d3, ...)\nVALUES (\u503c1, \u503c2, \u503c3, ...);<\/code><\/pre>\n
\u4f8b\u5982\uff0c\u5047\u8a2d\u6709\u4e00\u500b\u540d\u70ba users<\/code> \u7684\u8cc7\u6599\u8868\uff0c\u5305\u542b id<\/code>\u3001name<\/code> \u548c email<\/code> \u4e09\u500b\u6b04\u4f4d\uff0c\u63d2\u5165\u4e00\u689d\u65b0\u7d00\u9304\u7684 SQL \u8a9e\u53e5\u5982\u4e0b\uff1a<\/p>\n
INSERT INTO users (id, name, email)\nVALUES (1, '\u5f35\u4e09', 'zhangsan@example.com');<\/code><\/pre>\n
\u591a\u884c\u63d2\u5165<\/h2>\n
\u5728\u9700\u8981\u63d2\u5165\u591a\u689d\u7d00\u9304\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528\u55ae\u4e00\u7684 INSERT \u8a9e\u53e5\u4f86\u63d0\u9ad8\u6548\u7387\u3002\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n
INSERT INTO \u8868\u540d (\u6b04\u4f4d1, \u6b04\u4f4d2, ...)\nVALUES (\u503c1, \u503c2, ...),\n       (\u503c3, \u503c4, ...),\n       (\u503c5, \u503c6, ...);<\/code><\/pre>\n
\u4f8b\u5982\uff0c\u63d2\u5165\u591a\u689d\u7528\u6236\u7d00\u9304\uff1a<\/p>\n
INSERT INTO users (id, name, email)\nVALUES (2, '\u674e\u56db', 'lisi@example.com'),\n       (3, '\u738b\u4e94', 'wangwu@example.com');<\/code><\/pre>\n
\u4f7f\u7528 DEFAULT \u503c<\/h2>\n
\u5728\u63d2\u5165\u8cc7\u6599\u6642\uff0c\u5982\u679c\u67d0\u4e9b\u6b04\u4f4d\u6709\u9810\u8a2d\u503c\uff0c\u53ef\u4ee5\u7701\u7565\u9019\u4e9b\u6b04\u4f4d\u3002\u9019\u6a23\u53ef\u4ee5\u7c21\u5316\u8a9e\u53e5\u4e26\u63d0\u9ad8\u53ef\u8b80\u6027\u3002\u4f8b\u5982\uff0c\u5047\u8a2d email<\/code> \u6b04\u4f4d\u6709\u9810\u8a2d\u503c\uff0c\u53ef\u4ee5\u9019\u6a23\u63d2\u5165\u8cc7\u6599\uff1a<\/p>\n
INSERT INTO users (id, name)\nVALUES (4, '\u8d99\u516d');<\/code><\/pre>\n
\u4f7f\u7528\u5b50\u67e5\u8a62\u63d2\u5165\u8cc7\u6599<\/h2>\n
INSERT \u8a9e\u53e5\u9084\u53ef\u4ee5\u8207\u5b50\u67e5\u8a62\u7d50\u5408\u4f7f\u7528\uff0c\u5f9e\u5176\u4ed6\u8cc7\u6599\u8868\u4e2d\u9078\u53d6\u8cc7\u6599\u9032\u884c\u63d2\u5165\u3002\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n
INSERT INTO \u76ee\u6a19\u8868 (\u6b04\u4f4d1, \u6b04\u4f4d2)\nSELECT \u6b04\u4f4dA, \u6b04\u4f4dB\nFROM \u4f86\u6e90\u8868\nWHERE \u689d\u4ef6;<\/code><\/pre>\n
\u4f8b\u5982\uff0c\u5c07 old_users<\/code> \u8868\u4e2d\u7684\u8cc7\u6599\u63d2\u5165\u5230 users<\/code> \u8868\uff1a<\/p>\n
INSERT INTO users (id, name, email)\nSELECT id, name, email\nFROM old_users\nWHERE active = 1;<\/code><\/pre>\n
\u8655\u7406\u91cd\u8907\u8cc7\u6599<\/h2>\n
\u5728\u63d2\u5165\u8cc7\u6599\u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230\u91cd\u8907\u7684\u4e3b\u9375\u6216\u552f\u4e00\u7d22\u5f15\u7684\u60c5\u6cc1\u3002\u53ef\u4ee5\u4f7f\u7528 INSERT IGNORE<\/code> \u6216 ON DUPLICATE KEY UPDATE<\/code> \u4f86\u8655\u7406\u9019\u4e9b\u60c5\u6cc1\u3002<\/p>\n
\u4f7f\u7528 INSERT IGNORE<\/code> \u6642\uff0c\u5982\u679c\u63d2\u5165\u7684\u8cc7\u6599\u8207\u73fe\u6709\u8cc7\u6599\u885d\u7a81\uff0c\u5247\u8a72\u884c\u5c07\u88ab\u5ffd\u7565\uff1a<\/p>\n
INSERT IGNORE INTO users (id, name, email)\nVALUES (1, '\u5f35\u4e09', 'zhangsan@example.com');<\/code><\/pre>\n
\u800c\u4f7f\u7528 ON DUPLICATE KEY UPDATE<\/code> \u5247\u53ef\u4ee5\u5728\u9047\u5230\u885d\u7a81\u6642\u66f4\u65b0\u73fe\u6709\u8cc7\u6599\uff1a<\/p>\n
INSERT INTO users (id, name, email)\nVALUES (1, '\u5f35\u4e09', 'zhangsan@example.com')\nON DUPLICATE KEY UPDATE email = 'zhangsan@example.com';<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
\u638c\u63e1 SQL \u4e2d INSERT \u8a9e\u53e5\u7684\u4f7f\u7528\u6280\u5de7\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u6709\u6548\u5730\u7ba1\u7406\u8cc7\u6599\u3002\u7121\u8ad6\u662f\u57fa\u672c\u7684\u63d2\u5165\u64cd\u4f5c\u3001\u591a\u884c\u63d2\u5165\u3001\u4f7f\u7528\u9810\u8a2d\u503c\u3001\u5b50\u67e5\u8a62\u63d2\u5165\uff0c\u9084\u662f\u8655\u7406\u91cd\u8907\u8cc7\u6599\uff0c\u9019\u4e9b\u6280\u5de7\u90fd\u80fd\u63d0\u9ad8\u8cc7\u6599\u64cd\u4f5c\u7684\u6548\u7387\u548c\u9748\u6d3b\u6027\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u8cc7\u6599\u7ba1\u7406\u7684\u61c9\u7528\uff0c\u9078\u64c7\u5408\u9069\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4e5f\u662f\u81f3\u95dc\u91cd\u8981\u7684\uff0c\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u8cc7\u6599\u5eab\u7684\u7a69\u5b9a\u6027\u548c\u6027\u80fd\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u638c\u63e1 SQL \u4e2d INSERT \u8a9e\u53e5\u7684\u4f7f\u7528\u6280\u5de7\uff0c\u63d0\u5347\u6578\u64da\u63d2\u5165\u6548\u7387\uff0c\u907f\u514d\u5e38\u898b\u932f\u8aa4\uff0c\u512a\u5316\u6578\u64da\u5eab\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-168501","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168501","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=168501"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168501\/revisions"}],"predecessor-version":[{"id":168502,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/168501\/revisions\/168502"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=168501"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=168501"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=168501"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}