{"id":160209,"date":"2024-11-03T21:11:18","date_gmt":"2024-11-03T13:11:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/160209\/"},"modified":"2024-11-03T21:11:19","modified_gmt":"2024-11-03T13:11:19","slug":"oceanbase-%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-replace","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/160209\/","title":{"rendered":"OceanBase \u6559\u7a0b\uff1aOceanBase REPLACE"},"content":{"rendered":"<h1 id=\"oceanbase-%e6%95%99%e7%a8%8b%ef%bc%9aoceanbase-replace-FklLMxlKRr\">OceanBase \u6559\u7a0b\uff1aOceanBase REPLACE<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7cfb\u7d71\u4e2d\uff0cOceanBase \u4f5c\u70ba\u4e00\u500b\u9ad8\u6027\u80fd\u7684\u5206\u4f48\u5f0f\u6578\u64da\u5eab\uff0c\u8d8a\u4f86\u8d8a\u53d7\u5230\u958b\u767c\u8005\u7684\u9752\u775e\u3002\u5b83\u4e0d\u50c5\u652f\u6301\u9ad8\u4e26\u767c\u7684\u8b80\u5beb\u64cd\u4f5c\uff0c\u9084\u5177\u5099\u826f\u597d\u7684\u64f4\u5c55\u6027\u548c\u5bb9\u932f\u80fd\u529b\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e OceanBase \u4e2d\u7684 REPLACE \u8a9e\u53e5\uff0c\u5e6b\u52a9\u8b80\u8005\u66f4\u597d\u5730\u7406\u89e3\u5176\u7528\u6cd5\u53ca\u61c9\u7528\u5834\u666f\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-replace-%e8%aa%9e%e5%8f%a5%ef%bc%9f-FklLMxlKRr\">\u4ec0\u9ebc\u662f REPLACE \u8a9e\u53e5\uff1f<\/h2>\n<p>REPLACE \u8a9e\u53e5\u662f\u7528\u65bc\u5728\u6578\u64da\u5eab\u4e2d\u63d2\u5165\u6578\u64da\u7684\u4e00\u7a2e\u64cd\u4f5c\u3002\u5982\u679c\u6307\u5b9a\u7684\u8a18\u9304\u5df2\u7d93\u5b58\u5728\uff0c\u5247\u6703\u5148\u522a\u9664\u8a72\u8a18\u9304\uff0c\u7136\u5f8c\u63d2\u5165\u65b0\u7684\u8a18\u9304\u3002\u9019\u4e00\u7279\u6027\u4f7f\u5f97 REPLACE \u8a9e\u53e5\u5728\u9700\u8981\u66f4\u65b0\u6216\u63d2\u5165\u6578\u64da\u6642\u975e\u5e38\u65b9\u4fbf\u3002<\/p>\n<h2 id=\"replace-%e8%aa%9e%e5%8f%a5%e7%9a%84%e8%aa%9e%e6%b3%95-FklLMxlKRr\">REPLACE \u8a9e\u53e5\u7684\u8a9e\u6cd5<\/h2>\n<p>\u5728 OceanBase \u4e2d\uff0cREPLACE \u8a9e\u53e5\u7684\u57fa\u672c\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>REPLACE INTO \u8868\u540d (\u6b04\u4f4d1, \u6b04\u4f4d2, ...) VALUES (\u503c1, \u503c2, ...);<\/code><\/pre>\n<p>\u9019\u88e1\u7684\u201c\u8868\u540d\u201d\u662f\u4f60\u8981\u64cd\u4f5c\u7684\u6578\u64da\u8868\u540d\u7a31\uff0c\u201c\u6b04\u4f4d1, \u6b04\u4f4d2, &#8230;\u201d\u662f\u4f60\u8981\u63d2\u5165\u6216\u66f4\u65b0\u7684\u6b04\u4f4d\uff0c\u800c\u201c\u503c1, \u503c2, &#8230;\u201d\u5247\u662f\u5c0d\u61c9\u7684\u503c\u3002<\/p>\n<h2 id=\"%e4%bd%bf%e7%94%a8%e7%a4%ba%e4%be%8b-FklLMxlKRr\">\u4f7f\u7528\u793a\u4f8b<\/h2>\n<p>\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u540d\u70ba <code>users<\/code> \u7684\u8868\uff0c\u7d50\u69cb\u5982\u4e0b\uff1a<\/p>\n<pre><code>CREATE TABLE users (\n    id INT PRIMARY KEY,\n    name VARCHAR(100),\n    email VARCHAR(100)\n);<\/code><\/pre>\n<p>\u5982\u679c\u6211\u5011\u60f3\u8981\u63d2\u5165\u4e00\u689d\u7528\u6236\u6578\u64da\uff0c\u4e26\u4e14\u5982\u679c\u8a72\u7528\u6236\u5df2\u7d93\u5b58\u5728\u5247\u66f4\u65b0\u5176\u4fe1\u606f\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b REPLACE \u8a9e\u53e5\uff1a<\/p>\n<pre><code>REPLACE INTO users (id, name, email) VALUES (1, '\u5f35\u4e09', 'zhangsan@example.com');<\/code><\/pre>\n<p>\u5982\u679c\u7528\u6236 ID \u70ba 1 \u7684\u8a18\u9304\u5df2\u7d93\u5b58\u5728\uff0c\u5247\u9019\u689d\u8a9e\u53e5\u6703\u522a\u9664\u539f\u6709\u7684\u8a18\u9304\u4e26\u63d2\u5165\u65b0\u7684\u6578\u64da\uff1b\u5982\u679c\u4e0d\u5b58\u5728\uff0c\u5247\u6703\u76f4\u63a5\u63d2\u5165\u3002<\/p>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-FklLMxlKRr\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<ul>\n<li><strong>\u4e3b\u9375\u7d04\u675f\uff1a<\/strong>REPLACE \u8a9e\u53e5\u4f9d\u8cf4\u65bc\u4e3b\u9375\u6216\u552f\u4e00\u7d22\u5f15\u4f86\u5224\u65b7\u8a18\u9304\u662f\u5426\u5b58\u5728\uff0c\u56e0\u6b64\u5728\u4f7f\u7528\u6642\u9700\u78ba\u4fdd\u8868\u4e2d\u6709\u9069\u7576\u7684\u4e3b\u9375\u6216\u552f\u4e00\u7d22\u5f15\u3002<\/li>\n<li><strong>\u6027\u80fd\u8003\u91cf\uff1a<\/strong>\u7531\u65bc REPLACE \u8a9e\u53e5\u6703\u5148\u522a\u9664\u518d\u63d2\u5165\uff0c\u9019\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\uff0c\u7279\u5225\u662f\u5728\u5927\u6578\u64da\u91cf\u7684\u60c5\u6cc1\u4e0b\u3002\u56e0\u6b64\uff0c\u5728\u6027\u80fd\u8981\u6c42\u8f03\u9ad8\u7684\u5834\u666f\u4e2d\uff0c\u5efa\u8b70\u4f7f\u7528 UPDATE \u8a9e\u53e5\u4f86\u9032\u884c\u66f4\u65b0\u3002<\/li>\n<li><strong>\u89f8\u767c\u5668\u5f71\u97ff\uff1a<\/strong>\u5982\u679c\u8868\u4e2d\u8a2d\u7f6e\u4e86\u89f8\u767c\u5668\uff0cREPLACE \u8a9e\u53e5\u7684\u57f7\u884c\u53ef\u80fd\u6703\u89f8\u767c\u76f8\u61c9\u7684\u64cd\u4f5c\uff0c\u9019\u9700\u8981\u958b\u767c\u8005\u5728\u8a2d\u8a08\u6642\u52a0\u4ee5\u8003\u616e\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-FklLMxlKRr\">\u7d50\u8ad6<\/h2>\n<p>OceanBase \u7684 REPLACE \u8a9e\u53e5\u63d0\u4f9b\u4e86\u4e00\u7a2e\u7c21\u4fbf\u7684\u65b9\u5f0f\u4f86\u8655\u7406\u6578\u64da\u7684\u63d2\u5165\u548c\u66f4\u65b0\u64cd\u4f5c\u3002\u901a\u904e\u7406\u89e3\u5176\u8a9e\u6cd5\u548c\u4f7f\u7528\u5834\u666f\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u7ba1\u7406\u6578\u64da\u5eab\u4e2d\u7684\u6578\u64da\u3002\u7121\u8ad6\u662f\u5728\u958b\u767c\u65b0\u61c9\u7528\u9084\u662f\u7dad\u8b77\u73fe\u6709\u7cfb\u7d71\u6642\uff0c\u638c\u63e1 REPLACE \u8a9e\u53e5\u90fd\u662f\u4e00\u9805\u91cd\u8981\u7684\u6280\u80fd\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">VPS<\/a> \u53ca\u5176\u4ed6\u6578\u64da\u5eab\u7ba1\u7406\u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b66\u4e60\u5982\u4f55\u4f7f\u7528 OceanBase \u7684 REPLACE \u8bed\u53e5\uff0c\u638c\u63e1\u6570\u636e\u66f4\u65b0\u4e0e\u63d2\u5165\u7684\u9ad8\u6548\u65b9\u6cd5\uff0c\u63d0\u5347\u6570\u636e\u5e93\u64cd\u4f5c\u6280\u80fd\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-160209","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160209","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=160209"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160209\/revisions"}],"predecessor-version":[{"id":160210,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/160209\/revisions\/160210"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=160209"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=160209"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=160209"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}