{"id":179884,"date":"2024-11-09T05:36:25","date_gmt":"2024-11-08T21:36:25","guid":{"rendered":"https:\/\/server.hk\/cnblog\/179884\/"},"modified":"2024-11-09T05:36:26","modified_gmt":"2024-11-08T21:36:26","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e4%bf%ae%e6%94%b9%e8%a1%a8%e6%a0%bc%e6%88%96%e5%ad%97%e6%ae%b5%e7%9a%84%e5%90%8d%e7%a8%b1-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%80%8e%e9%ba%bc","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/179884\/","title":{"rendered":"\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u4fee\u6539\u8868\u683c\u6216\u5b57\u6bb5\u7684\u540d\u7a31 (\u6578\u64da\u5eab\u600e\u9ebc\u4fee\u6539\u540d\u5b57)"},"content":{"rendered":"<h1 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e4%bf%ae%e6%94%b9%e8%a1%a8%e6%a0%bc%e6%88%96%e5%ad%97%e6%ae%b5%e7%9a%84%e5%90%8d%e7%a8%b1-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%80%8e%e9%ba%bc-gILjzlLsuX\">\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u4fee\u6539\u8868\u683c\u6216\u5b57\u6bb5\u7684\u540d\u7a31 (\u6578\u64da\u5eab\u600e\u9ebc\u4fee\u6539\u540d\u5b57)<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u4fee\u6539\u8868\u683c\u6216\u5b57\u6bb5\u7684\u540d\u7a31\u662f\u4e00\u9805\u5e38\u898b\u7684\u64cd\u4f5c\u3002\u9019\u4e0d\u50c5\u6709\u52a9\u65bc\u63d0\u9ad8\u6578\u64da\u5eab\u7684\u53ef\u8b80\u6027\uff0c\u9084\u80fd\u78ba\u4fdd\u6578\u64da\u7d50\u69cb\u8207\u696d\u52d9\u9700\u6c42\u4fdd\u6301\u4e00\u81f4\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728\u4e0d\u540c\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u4e2d\u9032\u884c\u9019\u4e9b\u4fee\u6539\uff0c\u4e26\u63d0\u4f9b\u76f8\u61c9\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e4%bf%ae%e6%94%b9%e8%a1%a8%e6%a0%bc%e6%88%96%e5%ad%97%e6%ae%b5%e5%90%8d%e7%a8%b1-gILjzlLsuX\">\u70ba\u4ec0\u9ebc\u9700\u8981\u4fee\u6539\u8868\u683c\u6216\u5b57\u6bb5\u540d\u7a31<\/h2>\n<p>\u96a8\u8457\u696d\u52d9\u7684\u767c\u5c55\uff0c\u6578\u64da\u5eab\u7684\u7d50\u69cb\u53ef\u80fd\u9700\u8981\u8abf\u6574\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5e38\u898b\u7684\u539f\u56e0\uff1a<\/p>\n<ul>\n<li>\u696d\u52d9\u9700\u6c42\u8b8a\u66f4\uff1a\u96a8\u8457\u696d\u52d9\u7684\u767c\u5c55\uff0c\u539f\u6709\u7684\u8868\u683c\u6216\u5b57\u6bb5\u540d\u7a31\u53ef\u80fd\u4e0d\u518d\u9069\u7528\u3002<\/li>\n<li>\u63d0\u9ad8\u53ef\u8b80\u6027\uff1a\u4f7f\u7528\u66f4\u5177\u63cf\u8ff0\u6027\u7684\u540d\u7a31\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u4eba\u54e1\u548c\u6578\u64da\u5206\u6790\u5e2b\u66f4\u5feb\u5730\u7406\u89e3\u6578\u64da\u7d50\u69cb\u3002<\/li>\n<li>\u907f\u514d\u547d\u540d\u885d\u7a81\uff1a\u5728\u5408\u4f75\u6578\u64da\u5eab\u6216\u6574\u5408\u7cfb\u7d71\u6642\uff0c\u53ef\u80fd\u6703\u51fa\u73fe\u540d\u7a31\u885d\u7a81\u7684\u60c5\u6cc1\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%9c%a8-mysql-%e4%b8%ad%e4%bf%ae%e6%94%b9%e8%a1%a8%e6%a0%bc%e6%88%96%e5%ad%97%e6%ae%b5%e5%90%8d%e7%a8%b1-gILjzlLsuX\">\u5728 MySQL \u4e2d\u4fee\u6539\u8868\u683c\u6216\u5b57\u6bb5\u540d\u7a31<\/h2>\n<p>\u5728 MySQL \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528 <code>ALTER TABLE<\/code> \u8a9e\u53e5\u4f86\u4fee\u6539\u8868\u683c\u6216\u5b57\u6bb5\u7684\u540d\u7a31\u3002\u4ee5\u4e0b\u662f\u5177\u9ad4\u7684\u8a9e\u6cd5\uff1a<\/p>\n<h3 id=\"%e4%bf%ae%e6%94%b9%e8%a1%a8%e6%a0%bc%e5%90%8d%e7%a8%b1-gILjzlLsuX\">\u4fee\u6539\u8868\u683c\u540d\u7a31<\/h3>\n<pre><code>ALTER TABLE \u539f\u8868\u683c\u540d\u7a31 RENAME TO \u65b0\u8868\u683c\u540d\u7a31;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5c07\u8868\u683c <code>old_table<\/code> \u4fee\u6539\u70ba <code>new_table<\/code>\uff1a<\/p>\n<pre><code>ALTER TABLE old_table RENAME TO new_table;<\/code><\/pre>\n<h3 id=\"%e4%bf%ae%e6%94%b9%e5%ad%97%e6%ae%b5%e5%90%8d%e7%a8%b1-gILjzlLsuX\">\u4fee\u6539\u5b57\u6bb5\u540d\u7a31<\/h3>\n<pre><code>ALTER TABLE \u8868\u683c\u540d\u7a31 CHANGE \u539f\u5b57\u6bb5\u540d\u7a31 \u65b0\u5b57\u6bb5\u540d\u7a31 \u6578\u64da\u985e\u578b;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5c07\u8868\u683c <code>users<\/code> \u4e2d\u7684\u5b57\u6bb5 <code>username<\/code> \u4fee\u6539\u70ba <code>user_name<\/code>\uff0c\u4e26\u4fdd\u6301\u6578\u64da\u985e\u578b\u70ba <code>VARCHAR(255)<\/code>\uff1a<\/p>\n<pre><code>ALTER TABLE users CHANGE username user_name VARCHAR(255);<\/code><\/pre>\n<h2 id=\"%e5%9c%a8-postgresql-%e4%b8%ad%e4%bf%ae%e6%94%b9%e8%a1%a8%e6%a0%bc%e6%88%96%e5%ad%97%e6%ae%b5%e5%90%8d%e7%a8%b1-gILjzlLsuX\">\u5728 PostgreSQL \u4e2d\u4fee\u6539\u8868\u683c\u6216\u5b57\u6bb5\u540d\u7a31<\/h2>\n<p>\u5728 PostgreSQL \u4e2d\uff0c\u4fee\u6539\u8868\u683c\u6216\u5b57\u6bb5\u540d\u7a31\u7684\u8a9e\u6cd5\u7565\u6709\u4e0d\u540c\uff1a<\/p>\n<h3 id=\"%e4%bf%ae%e6%94%b9%e8%a1%a8%e6%a0%bc%e5%90%8d%e7%a8%b1-gILjzlLsuX\">\u4fee\u6539\u8868\u683c\u540d\u7a31<\/h3>\n<pre><code>ALTER TABLE \u539f\u8868\u683c\u540d\u7a31 RENAME TO \u65b0\u8868\u683c\u540d\u7a31;<\/code><\/pre>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre><code>ALTER TABLE old_table RENAME TO new_table;<\/code><\/pre>\n<h3 id=\"%e4%bf%ae%e6%94%b9%e5%ad%97%e6%ae%b5%e5%90%8d%e7%a8%b1-gILjzlLsuX\">\u4fee\u6539\u5b57\u6bb5\u540d\u7a31<\/h3>\n<pre><code>ALTER TABLE \u8868\u683c\u540d\u7a31 RENAME COLUMN \u539f\u5b57\u6bb5\u540d\u7a31 TO \u65b0\u5b57\u6bb5\u540d\u7a31;<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5c07\u8868\u683c <code>employees<\/code> \u4e2d\u7684\u5b57\u6bb5 <code>emp_id<\/code> \u4fee\u6539\u70ba <code>employee_id<\/code>\uff1a<\/p>\n<pre><code>ALTER TABLE employees RENAME COLUMN emp_id TO employee_id;<\/code><\/pre>\n<h2 id=\"%e5%9c%a8-sql-server-%e4%b8%ad%e4%bf%ae%e6%94%b9%e8%a1%a8%e6%a0%bc%e6%88%96%e5%ad%97%e6%ae%b5%e5%90%8d%e7%a8%b1-gILjzlLsuX\">\u5728 SQL Server \u4e2d\u4fee\u6539\u8868\u683c\u6216\u5b57\u6bb5\u540d\u7a31<\/h2>\n<p>\u5728 SQL Server \u4e2d\uff0c\u4fee\u6539\u8868\u683c\u6216\u5b57\u6bb5\u540d\u7a31\u7684\u8a9e\u6cd5\u5982\u4e0b\uff1a<\/p>\n<h3 id=\"%e4%bf%ae%e6%94%b9%e8%a1%a8%e6%a0%bc%e5%90%8d%e7%a8%b1-gILjzlLsuX\">\u4fee\u6539\u8868\u683c\u540d\u7a31<\/h3>\n<pre><code>EXEC sp_rename '\u539f\u8868\u683c\u540d\u7a31', '\u65b0\u8868\u683c\u540d\u7a31';<\/code><\/pre>\n<p>\u4f8b\u5982\uff1a<\/p>\n<pre><code>EXEC sp_rename 'old_table', 'new_table';<\/code><\/pre>\n<h3 id=\"%e4%bf%ae%e6%94%b9%e5%ad%97%e6%ae%b5%e5%90%8d%e7%a8%b1-gILjzlLsuX\">\u4fee\u6539\u5b57\u6bb5\u540d\u7a31<\/h3>\n<pre><code>EXEC sp_rename '\u8868\u683c\u540d\u7a31.\u539f\u5b57\u6bb5\u540d\u7a31', '\u65b0\u5b57\u6bb5\u540d\u7a31', 'COLUMN';<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u5c07\u8868\u683c <code>products<\/code> \u4e2d\u7684\u5b57\u6bb5 <code>prod_name<\/code> \u4fee\u6539\u70ba <code>product_name<\/code>\uff1a<\/p>\n<pre><code>EXEC sp_rename 'products.prod_name', 'product_name', 'COLUMN';<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-gILjzlLsuX\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4fee\u6539\u8868\u683c\u6216\u5b57\u6bb5\u540d\u7a31\u6642\uff0c\u61c9\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li>\u78ba\u4fdd\u6c92\u6709\u5176\u4ed6\u4f9d\u8cf4\u65bc\u8a72\u8868\u683c\u6216\u5b57\u6bb5\u7684\u4ee3\u78bc\uff0c\u5982\u89f8\u767c\u5668\u3001\u5b58\u5132\u904e\u7a0b\u7b49\u3002<\/li>\n<li>\u5728\u9032\u884c\u4fee\u6539\u4e4b\u524d\uff0c\u5efa\u8b70\u5099\u4efd\u6578\u64da\u5eab\uff0c\u4ee5\u9632\u6b62\u610f\u5916\u640d\u5931\u3002<\/li>\n<li>\u5728\u4fee\u6539\u5f8c\uff0c\u6aa2\u67e5\u61c9\u7528\u7a0b\u5e8f\u548c\u67e5\u8a62\uff0c\u4ee5\u78ba\u4fdd\u5b83\u5011\u4ecd\u7136\u6b63\u5e38\u904b\u884c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-gILjzlLsuX\">\u7e3d\u7d50<\/h2>\n<p>\u4fee\u6539\u6578\u64da\u5eab\u4e2d\u7684\u8868\u683c\u6216\u5b57\u6bb5\u540d\u7a31\u662f\u4e00\u9805\u91cd\u8981\u7684\u7ba1\u7406\u4efb\u52d9\uff0c\u80fd\u5920\u5e6b\u52a9\u4fdd\u6301\u6578\u64da\u5eab\u7684\u6574\u6f54\u548c\u53ef\u8b80\u6027\u3002\u7121\u8ad6\u662f\u4f7f\u7528 MySQL\u3001PostgreSQL \u9084\u662f SQL Server\uff0c\u4e86\u89e3\u5982\u4f55\u6b63\u78ba\u57f7\u884c\u9019\u4e9b\u64cd\u4f5c\u90fd\u662f\u6bcf\u4f4d\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u5fc5\u5099\u7684\u6280\u80fd\u3002\u5982\u679c\u60a8\u9700\u8981\u66f4\u9ad8\u6548\u7684\u6578\u64da\u5eab\u7ba1\u7406\u89e3\u6c7a\u65b9\u6848\uff0c\u8003\u616e\u4f7f\u7528 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\uff0c\u4ee5\u7372\u5f97\u66f4\u597d\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u4fee\u6539\u8868\u683c\u6216\u5b57\u6bb5\u7684\u540d\u7a31\uff0c\u638c\u63e1\u7c21\u55ae\u7684SQL\u8a9e\u53e5\u548c\u6b65\u9a5f\uff0c\u8f15\u9b06\u7ba1\u7406\u6578\u64da\u7d50\u69cb\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-179884","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179884","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=179884"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179884\/revisions"}],"predecessor-version":[{"id":179885,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179884\/revisions\/179885"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=179884"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=179884"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=179884"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}