{"id":189246,"date":"2024-11-12T05:57:17","date_gmt":"2024-11-11T21:57:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/189246\/"},"modified":"2024-11-12T05:57:18","modified_gmt":"2024-11-11T21:57:18","slug":"%e5%81%9c%e6%ad%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ba%8f%e5%88%97%e7%9a%84%e6%96%b9%e6%b3%95-%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ba%8f%e5%88%97%e6%80%8e%e9%ba%bc%e5%81%9c%e6%ad%a2","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/189246\/","title":{"rendered":"\u505c\u6b62\u6578\u64da\u5eab\u5e8f\u5217\u7684\u65b9\u6cd5 (\u6578\u64da\u5eab\u5e8f\u5217\u600e\u9ebc\u505c\u6b62)"},"content":{"rendered":"<h1 id=\"%e5%81%9c%e6%ad%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ba%8f%e5%88%97%e7%9a%84%e6%96%b9%e6%b3%95-%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ba%8f%e5%88%97%e6%80%8e%e9%ba%bc%e5%81%9c%e6%ad%a2-kOIGHpCCHs\">\u505c\u6b62\u6578\u64da\u5eab\u5e8f\u5217\u7684\u65b9\u6cd5 (\u6578\u64da\u5eab\u5e8f\u5217\u600e\u9ebc\u505c\u6b62)<\/h1>\n<p>\u5728\u6578\u64da\u5eab\u7ba1\u7406\u4e2d\uff0c\u5e8f\u5217\u662f\u4e00\u7a2e\u91cd\u8981\u7684\u5c0d\u8c61\uff0c\u901a\u5e38\u7528\u65bc\u751f\u6210\u552f\u4e00\u7684\u6578\u5b57\u503c\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u81ea\u52d5\u589e\u9577\u7684\u4e3b\u9375\u6642\u3002\u96d6\u7136\u5e8f\u5217\u5728\u6578\u64da\u5eab\u4e2d\u975e\u5e38\u6709\u7528\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u60a8\u53ef\u80fd\u9700\u8981\u505c\u6b62\u6216\u7981\u7528\u5e8f\u5217\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5728\u4e0d\u540c\u7684\u6578\u64da\u5eab\u7cfb\u7d71\u4e2d\u505c\u6b62\u6578\u64da\u5eab\u5e8f\u5217\uff0c\u4e26\u63d0\u4f9b\u76f8\u61c9\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ba%8f%e5%88%97%ef%bc%9f-kOIGHpCCHs\">\u4ec0\u9ebc\u662f\u6578\u64da\u5eab\u5e8f\u5217\uff1f<\/h2>\n<p>\u6578\u64da\u5eab\u5e8f\u5217\u662f\u4e00\u7a2e\u6578\u64da\u5eab\u5c0d\u8c61\uff0c\u7528\u65bc\u751f\u6210\u4e00\u7cfb\u5217\u552f\u4e00\u7684\u6578\u5b57\u3002\u9019\u4e9b\u6578\u5b57\u901a\u5e38\u7528\u65bc\u4e3b\u9375\u6216\u5176\u4ed6\u9700\u8981\u552f\u4e00\u6a19\u8b58\u7684\u5b57\u6bb5\u3002\u5e8f\u5217\u53ef\u4ee5\u81ea\u52d5\u589e\u9577\uff0c\u4e26\u4e14\u53ef\u4ee5\u8a2d\u7f6e\u8d77\u59cb\u503c\u3001\u589e\u91cf\u3001\u6700\u5c0f\u503c\u548c\u6700\u5927\u503c\u7b49\u5c6c\u6027\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e5%81%9c%e6%ad%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ba%8f%e5%88%97%ef%bc%9f-kOIGHpCCHs\">\u70ba\u4ec0\u9ebc\u9700\u8981\u505c\u6b62\u6578\u64da\u5eab\u5e8f\u5217\uff1f<\/h2>\n<p>\u505c\u6b62\u6578\u64da\u5eab\u5e8f\u5217\u7684\u539f\u56e0\u53ef\u80fd\u6709\u591a\u7a2e\uff0c\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u6578\u64da\u5eab\u8a2d\u8a08\u7684\u8b8a\u66f4\uff0c\u5c0e\u81f4\u4e0d\u518d\u9700\u8981\u8a72\u5e8f\u5217\u3002<\/li>\n<li>\u70ba\u4e86\u907f\u514d\u91cd\u8907\u7684\u4e3b\u9375\u503c\uff0c\u7279\u5225\u662f\u5728\u6578\u64da\u9077\u79fb\u6216\u5408\u4f75\u6642\u3002<\/li>\n<li>\u9032\u884c\u6578\u64da\u5eab\u7dad\u8b77\u6216\u6e05\u7406\u6642\uff0c\u66ab\u6642\u7981\u7528\u5e8f\u5217\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%81%9c%e6%ad%a2%e6%95%b8%e6%93%9a%e5%ba%ab%e5%ba%8f%e5%88%97-kOIGHpCCHs\">\u5982\u4f55\u505c\u6b62\u6578\u64da\u5eab\u5e8f\u5217<\/h2>\n<h3 id=\"%e5%9c%a8-oracle-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad-kOIGHpCCHs\">\u5728 Oracle \u6578\u64da\u5eab\u4e2d<\/h3>\n<p>\u5728 Oracle \u6578\u64da\u5eab\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\u4f86\u505c\u6b62\u5e8f\u5217\uff1a<\/p>\n<pre><code>ALTER SEQUENCE sequence_name NOCACHE;<\/code><\/pre>\n<p>\u9019\u689d\u547d\u4ee4\u6703\u5c07\u5e8f\u5217\u8a2d\u7f6e\u70ba\u4e0d\u7de9\u5b58\uff0c\u5f9e\u800c\u505c\u6b62\u81ea\u52d5\u751f\u6210\u65b0\u7684\u5e8f\u5217\u503c\u3002\u5982\u679c\u60a8\u5e0c\u671b\u5b8c\u5168\u522a\u9664\u5e8f\u5217\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<pre><code>DROP SEQUENCE sequence_name;<\/code><\/pre>\n<h3 id=\"%e5%9c%a8-postgresql-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad-kOIGHpCCHs\">\u5728 PostgreSQL \u6578\u64da\u5eab\u4e2d<\/h3>\n<p>\u5728 PostgreSQL \u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u505c\u6b62\u5e8f\u5217\uff1a<\/p>\n<pre><code>ALTER SEQUENCE sequence_name NO INCREMENT;<\/code><\/pre>\n<p>\u9019\u5c07\u4f7f\u5e8f\u5217\u4e0d\u518d\u81ea\u52d5\u589e\u9577\u3002\u5982\u679c\u60a8\u5e0c\u671b\u522a\u9664\u5e8f\u5217\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<pre><code>DROP SEQUENCE sequence_name;<\/code><\/pre>\n<h3 id=\"%e5%9c%a8-mysql-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad-kOIGHpCCHs\">\u5728 MySQL \u6578\u64da\u5eab\u4e2d<\/h3>\n<p>MySQL \u4e0d\u652f\u6301\u5e8f\u5217\u7684\u6982\u5ff5\uff0c\u4f46\u53ef\u4ee5\u4f7f\u7528\u81ea\u589e\u5b57\u6bb5\u4f86\u5be6\u73fe\u985e\u4f3c\u7684\u529f\u80fd\u3002\u5982\u679c\u60a8\u4f7f\u7528\u7684\u662f\u81ea\u589e\u5b57\u6bb5\uff0c\u60a8\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u65b9\u5f0f\u505c\u6b62\u81ea\u589e\uff1a<\/p>\n<pre><code>ALTER TABLE table_name MODIFY column_name INT NOT NULL;<\/code><\/pre>\n<p>\u9019\u5c07\u505c\u6b62\u8a72\u5217\u7684\u81ea\u589e\u529f\u80fd\u3002\u5982\u679c\u9700\u8981\uff0c\u60a8\u53ef\u4ee5\u522a\u9664\u8a72\u5217\u6216\u66f4\u6539\u5176\u5c6c\u6027\u3002<\/p>\n<h3 id=\"%e5%9c%a8-sql-server-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad-kOIGHpCCHs\">\u5728 SQL Server \u6578\u64da\u5eab\u4e2d<\/h3>\n<p>\u5728 SQL Server \u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u505c\u6b62\u5e8f\u5217\uff1a<\/p>\n<pre><code>ALTER SEQUENCE sequence_name\n    INCREMENT BY 0;<\/code><\/pre>\n<p>\u9019\u5c07\u4f7f\u5e8f\u5217\u4e0d\u518d\u589e\u9577\u3002\u5982\u679c\u60a8\u5e0c\u671b\u522a\u9664\u5e8f\u5217\uff0c\u53ef\u4ee5\u4f7f\u7528\uff1a<\/p>\n<pre><code>DROP SEQUENCE sequence_name;<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-kOIGHpCCHs\">\u7d50\u8ad6<\/h2>\n<p>\u505c\u6b62\u6578\u64da\u5eab\u5e8f\u5217\u662f\u4e00\u500b\u91cd\u8981\u7684\u7ba1\u7406\u4efb\u52d9\uff0c\u5c24\u5176\u662f\u5728\u6578\u64da\u5eab\u8a2d\u8a08\u548c\u7dad\u8b77\u904e\u7a0b\u4e2d\u3002\u6839\u64da\u4e0d\u540c\u7684\u6578\u64da\u5eab\u7cfb\u7d71\uff0c\u505c\u6b62\u5e8f\u5217\u7684\u65b9\u6cd5\u6709\u6240\u4e0d\u540c\u3002\u4e86\u89e3\u5982\u4f55\u6b63\u78ba\u5730\u505c\u6b62\u6216\u522a\u9664\u5e8f\u5217\uff0c\u53ef\u4ee5\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7ba1\u7406\u6578\u64da\u5eab\uff0c\u907f\u514d\u6f5b\u5728\u7684\u6578\u64da\u554f\u984c\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u6578\u64da\u5eab\u7ba1\u7406\u6216\u5176\u4ed6\u76f8\u95dc\u6280\u8853\u6709\u8208\u8da3\uff0c\u6b61\u8fce\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u4e86\u89e3\u66f4\u591a\u8cc7\u8a0a\u3002\u6211\u5011\u63d0\u4f9b\u5404\u7a2e <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u5e6b\u52a9\u60a8\u5728\u9999\u6e2f\u7684\u696d\u52d9\u904b\u884c\u66f4\u52a0\u9806\u5229\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e86\u89e3\u5982\u4f55\u6709\u6548\u505c\u6b62\u6578\u64da\u5eab\u5e8f\u5217\uff0c\u78ba\u4fdd\u6578\u64da\u5b8c\u6574\u6027\u8207\u7cfb\u7d71\u6027\u80fd\uff0c\u7c21\u5316\u7ba1\u7406\u6d41\u7a0b\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-189246","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/189246","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=189246"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/189246\/revisions"}],"predecessor-version":[{"id":189247,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/189246\/revisions\/189247"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=189246"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=189246"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=189246"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}