{"id":162945,"date":"2024-11-04T19:20:21","date_gmt":"2024-11-04T11:20:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/162945\/"},"modified":"2024-11-04T19:20:23","modified_gmt":"2024-11-04T11:20:23","slug":"%e6%95%99%e6%82%a8%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%beoracle%e9%87%8d%e5%bb%ba%e7%b4%a2%e5%bc%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/162945\/","title":{"rendered":"\u6559\u60a8\u5982\u4f55\u5be6\u73feOracle\u91cd\u5efa\u7d22\u5f15"},"content":{"rendered":"<h1 id=\"%e6%95%99%e6%82%a8%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%beoracle%e9%87%8d%e5%bb%ba%e7%b4%a2%e5%bc%95-DRkVYNkJNH\">\u6559\u60a8\u5982\u4f55\u5be6\u73feOracle\u91cd\u5efa\u7d22\u5f15<\/h1>\n<p>\u5728Oracle\u6578\u64da\u5eab\u4e2d\uff0c\u7d22\u5f15\u662f\u4e00\u7a2e\u91cd\u8981\u7684\u6578\u64da\u7d50\u69cb\uff0c\u7528\u65bc\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u3002\u7136\u800c\uff0c\u96a8\u8457\u6578\u64da\u7684\u589e\u9577\u548c\u8b8a\u66f4\uff0c\u7d22\u5f15\u53ef\u80fd\u6703\u8b8a\u5f97\u4e0d\u518d\u9ad8\u6548\uff0c\u9019\u6642\u5c31\u9700\u8981\u9032\u884c\u91cd\u5efa\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728Oracle\u4e2d\u91cd\u5efa\u7d22\u5f15\uff0c\u5305\u62ec\u91cd\u5efa\u7684\u539f\u56e0\u3001\u65b9\u6cd5\u53ca\u6ce8\u610f\u4e8b\u9805\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e9%87%8d%e5%bb%ba%e7%b4%a2%e5%bc%95-DRkVYNkJNH\">\u70ba\u4ec0\u9ebc\u9700\u8981\u91cd\u5efa\u7d22\u5f15<\/h2>\n<p>\u7d22\u5f15\u91cd\u5efa\u7684\u4e3b\u8981\u539f\u56e0\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u788e\u7247\u5316\uff1a<\/strong>\u96a8\u8457\u6578\u64da\u7684\u63d2\u5165\u3001\u66f4\u65b0\u548c\u522a\u9664\uff0c\u7d22\u5f15\u53ef\u80fd\u6703\u8b8a\u5f97\u788e\u7247\u5316\uff0c\u5c0e\u81f4\u67e5\u8a62\u6027\u80fd\u4e0b\u964d\u3002<\/li>\n<li><strong>\u6027\u80fd\u512a\u5316\uff1a<\/strong>\u91cd\u5efa\u7d22\u5f15\u53ef\u4ee5\u91cd\u65b0\u7d44\u7e54\u6578\u64da\u7d50\u69cb\uff0c\u5f9e\u800c\u63d0\u9ad8\u67e5\u8a62\u7684\u6548\u7387\u3002<\/li>\n<li><strong>\u7a7a\u9593\u56de\u6536\uff1a<\/strong>\u91cd\u5efa\u7d22\u5f15\u53ef\u4ee5\u91cb\u653e\u672a\u4f7f\u7528\u7684\u7a7a\u9593\uff0c\u6e1b\u5c11\u6578\u64da\u5eab\u7684\u5b58\u5132\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"%e9%87%8d%e5%bb%ba%e7%b4%a2%e5%bc%95%e7%9a%84%e6%96%b9%e6%b3%95-DRkVYNkJNH\">\u91cd\u5efa\u7d22\u5f15\u7684\u65b9\u6cd5<\/h2>\n<p>\u5728Oracle\u4e2d\uff0c\u91cd\u5efa\u7d22\u5f15\u6709\u5e7e\u7a2e\u65b9\u6cd5\uff0c\u4ee5\u4e0b\u662f\u6700\u5e38\u7528\u7684\u5169\u7a2e\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8alter-index%e5%91%bd%e4%bb%a4-DRkVYNkJNH\">1. \u4f7f\u7528ALTER INDEX\u547d\u4ee4<\/h3>\n<p>\u9019\u662f\u6700\u7c21\u55ae\u7684\u91cd\u5efa\u7d22\u5f15\u65b9\u6cd5\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u8a9e\u53e5\u4f86\u91cd\u5efa\u7d22\u5f15\uff1a<\/p>\n<pre><code>ALTER INDEX index_name REBUILD;<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>index_name<\/code>\u662f\u60a8\u8981\u91cd\u5efa\u7684\u7d22\u5f15\u7684\u540d\u7a31\u3002\u9019\u500b\u547d\u4ee4\u6703\u5728\u4e0d\u9396\u5b9a\u8868\u7684\u60c5\u6cc1\u4e0b\u91cd\u5efa\u7d22\u5f15\uff0c\u9069\u5408\u5728\u751f\u7522\u74b0\u5883\u4e2d\u4f7f\u7528\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8dbms_redefinition%e5%8c%85-DRkVYNkJNH\">2. \u4f7f\u7528DBMS_REDEFINITION\u5305<\/h3>\n<p>\u5982\u679c\u60a8\u9700\u8981\u5728\u91cd\u5efa\u7d22\u5f15\u7684\u540c\u6642\u4fdd\u6301\u8868\u7684\u53ef\u7528\u6027\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528<code>DBMS_REDEFINITION<\/code>\u5305\u3002\u9019\u662f\u4e00\u500b\u66f4\u70ba\u9ad8\u7d1a\u7684\u9078\u64c7\uff0c\u9069\u5408\u9700\u8981\u9ad8\u53ef\u7528\u6027\u7684\u74b0\u5883\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528\u6b64\u5305\u7684\u57fa\u672c\u6b65\u9a5f\uff1a<\/p>\n<pre><code>BEGIN\n    DBMS_REDEFINITION.START_REDEF_TABLE(\n        uname =&gt; 'schema_name',\n        orig_table =&gt; 'table_name',\n        int_table =&gt; 'new_table_name');\nEND;<\/code><\/pre>\n<p>\u5728\u9019\u88e1\uff0c<code>schema_name<\/code>\u662f\u6a21\u5f0f\u540d\u7a31\uff0c<code>table_name<\/code>\u662f\u539f\u59cb\u8868\u7684\u540d\u7a31\uff0c<code>new_table_name<\/code>\u662f\u65b0\u8868\u7684\u540d\u7a31\u3002\u5b8c\u6210\u5f8c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5b8c\u6210\u91cd\u5efa\uff1a<\/p>\n<pre><code>BEGIN\n    DBMS_REDEFINITION.FINISH_REDEF_TABLE(\n        uname =&gt; 'schema_name',\n        orig_table =&gt; 'table_name',\n        int_table =&gt; 'new_table_name');\nEND;<\/code><\/pre>\n<h2 id=\"%e9%87%8d%e5%bb%ba%e7%b4%a2%e5%bc%95%e7%9a%84%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-DRkVYNkJNH\">\u91cd\u5efa\u7d22\u5f15\u7684\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u91cd\u5efa\u7d22\u5f15\u6642\uff0c\u60a8\u9700\u8981\u8003\u616e\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u5f71\u97ff\uff1a<\/strong>\u91cd\u5efa\u7d22\u5f15\u53ef\u80fd\u6703\u6d88\u8017\u5927\u91cf\u8cc7\u6e90\uff0c\u56e0\u6b64\u5efa\u8b70\u5728\u4f4e\u5cf0\u6642\u6bb5\u9032\u884c\u3002<\/li>\n<li><strong>\u7a7a\u9593\u9700\u6c42\uff1a<\/strong>\u91cd\u5efa\u7d22\u5f15\u9700\u8981\u984d\u5916\u7684\u7a7a\u9593\uff0c\u56e0\u6b64\u8acb\u78ba\u4fdd\u60a8\u7684\u6578\u64da\u5eab\u6709\u8db3\u5920\u7684\u7a7a\u9593\u4f86\u5b8c\u6210\u6b64\u64cd\u4f5c\u3002<\/li>\n<li><strong>\u76e3\u63a7\uff1a<\/strong>\u5728\u91cd\u5efa\u904e\u7a0b\u4e2d\uff0c\u8acb\u76e3\u63a7\u7cfb\u7d71\u6027\u80fd\uff0c\u4ee5\u4fbf\u53ca\u6642\u8abf\u6574\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-DRkVYNkJNH\">\u7e3d\u7d50<\/h2>\n<p>\u91cd\u5efa\u7d22\u5f15\u662f\u7dad\u8b77Oracle\u6578\u64da\u5eab\u6027\u80fd\u7684\u91cd\u8981\u6b65\u9a5f\u3002\u901a\u904e\u9069\u7576\u7684\u91cd\u5efa\u65b9\u6cd5\uff0c\u60a8\u53ef\u4ee5\u6709\u6548\u5730\u63d0\u9ad8\u67e5\u8a62\u6548\u7387\uff0c\u6e1b\u5c11\u788e\u7247\u5316\uff0c\u4e26\u91cb\u653e\u7a7a\u9593\u3002\u7121\u8ad6\u60a8\u9078\u64c7\u4f7f\u7528<code>ALTER INDEX<\/code>\u547d\u4ee4\u9084\u662f<code>DBMS_REDEFINITION<\/code>\u5305\uff0c\u90fd\u61c9\u6839\u64da\u5be6\u969b\u9700\u6c42\u548c\u74b0\u5883\u4f86\u9078\u64c7\u6700\u5408\u9069\u7684\u65b9\u6cd5\u3002\u82e5\u60a8\u9700\u8981\u9032\u4e00\u6b65\u4e86\u89e3\u5982\u4f55\u512a\u5316\u60a8\u7684\u6578\u64da\u5eab\u6027\u80fd\uff0c\u8acb\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u652f\u6301\u60a8\u7684\u696d\u52d9\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b78\u7fd2\u5982\u4f55\u5728Oracle\u4e2d\u6709\u6548\u91cd\u5efa\u7d22\u5f15\uff0c\u63d0\u5347\u6578\u64da\u5eab\u6027\u80fd\uff0c\u78ba\u4fdd\u67e5\u8a62\u901f\u5ea6\u66f4\u5feb\uff0c\u64cd\u4f5c\u7c21\u55ae\u6613\u61c2\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-162945","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162945","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=162945"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162945\/revisions"}],"predecessor-version":[{"id":162946,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162945\/revisions\/162946"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=162945"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=162945"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=162945"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}