{"id":6066,"date":"2024-11-14T08:36:53","date_gmt":"2024-11-14T00:36:53","guid":{"rendered":"https:\/\/fwq.ai\/blog\/6066\/"},"modified":"2024-11-14T08:36:53","modified_gmt":"2024-11-14T00:36:53","slug":"oracle%e5%a6%82%e4%bd%95%e5%88%a0%e9%99%a4%e7%b4%a2%e5%bc%95","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/6066\/","title":{"rendered":"oracle\u5982\u4f55\u5220\u9664\u7d22\u5f15"},"content":{"rendered":"

\n \u7b54\u6848\uff1a oracle \u4e2d\u5220\u9664\u7d22\u5f15\u7684\u6b65\u9aa4\u5305\u62ec\uff1a\u6807\u8bc6\u8981\u5220\u9664\u7684\u7d22\u5f15\uff1b\u4f7f\u7528 drop index \u8bed\u53e5\u5220\u9664\u7d22\u5f15\uff1b\u91cd\u65b0\u7f16\u8bd1\u53d7\u5f71\u54cd\u7684\u5bf9\u8c61\u3002\n<\/p><\/blockquote>\n

\"oracle\u5982\u4f55\u5220\u9664\u7d22\u5f15\u63d2\u56fe\"<\/p>\n

\u5982\u4f55\u5220\u9664 Oracle \u7d22\u5f15<\/strong><\/p>\n

Oracle \u7d22\u5f15\u662f\u4e00\u79cd\u7528\u4e8e\u63d0\u9ad8\u6570\u636e\u5e93\u67e5\u8be2\u6027\u80fd\u7684\u6570\u636e\u7ed3\u6784\u3002\u867d\u7136\u7d22\u5f15\u901a\u5e38\u5bf9\u6027\u80fd\u6709\u5e2e\u52a9\uff0c\u4f46\u6709\u65f6\u9700\u8981\u5220\u9664\u5b83\u4eec\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5728 Oracle \u4e2d\u5220\u9664\u7d22\u5f15\u7684\u6b65\u9aa4\u3002<\/p>\n

\u6b65\u9aa4 1\uff1a\u6807\u8bc6\u8981\u5220\u9664\u7684\u7d22\u5f15<\/strong><\/p>\n

\u9996\u5148\uff0c\u9700\u8981\u6807\u8bc6\u8981\u5220\u9664\u7684\u7d22\u5f15\u3002\u53ef\u4ee5\u901a\u8fc7\u67e5\u8be2 DBA_INDEXES \u89c6\u56fe\u6765\u67e5\u627e\u7d22\u5f15\u5217\u8868\uff0c\u5982\u4e0b\u6240\u793a\uff1a<\/p>\n

SELECT index_name, table_name, index_type\nFROM DBA_INDEXES\nWHERE table_name = 'YOUR_TABLE_NAME';<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u6b65\u9aa4 2\uff1a\u5220\u9664\u7d22\u5f15<\/strong><\/p>\n
\u4e00\u65e6\u627e\u5230\u8981\u5220\u9664\u7684\u7d22\u5f15\uff0c\u5c31\u53ef\u4ee5\u4f7f\u7528 DROP INDEX \u8bed\u53e5\u5c06\u5176\u5220\u9664\u3002\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n
DROP INDEX index_name;<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u8bf7\u6ce8\u610f\uff0cindex_name \u662f\u8981\u5220\u9664\u7684\u7d22\u5f15\u7684\u540d\u79f0\u3002<\/p>\n
\u6b65\u9aa4 3\uff1a\u91cd\u65b0\u7f16\u8bd1\u53d7\u5f71\u54cd\u7684\u5bf9\u8c61<\/strong><\/p>\n
\u5220\u9664\u7d22\u5f15\u540e\uff0c\u9700\u8981\u6ce8\u610f\u91cd\u65b0\u7f16\u8bd1\u53d7\u5f71\u54cd\u7684\u5bf9\u8c61\u3002\u8fd9\u662f\u4e3a\u4e86\u786e\u4fdd Oracle \u4e86\u89e3\u7d22\u5f15\u5df2\u88ab\u5220\u9664\uff0c\u5e76\u53ef\u4ee5\u5bf9\u67e5\u8be2\u8ba1\u5212\u8fdb\u884c\u4f18\u5316\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u53e5\u91cd\u65b0\u7f16\u8bd1\u53d7\u5f71\u54cd\u7684\u5bf9\u8c61\uff1a<\/p>\n
ALTER TABLE table_name COMPILE;<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u9644\u52a0\u4fe1\u606f<\/strong><\/p>\n
    \n
  • \u5982\u679c\u7d22\u5f15\u662f\u552f\u4e00\u7d22\u5f15\u6216\u4e3b\u952e\u7ea6\u675f\u7684\u4e00\u90e8\u5206\uff0c\u5219\u4e0d\u80fd\u5c06\u5176\u5220\u9664\u3002<\/li>\n
  • \u5220\u9664\u7d22\u5f15\u4f1a\u5f71\u54cd\u6570\u636e\u5e93\u7684\u6027\u80fd\uff0c\u56e0\u6b64\u5728\u5220\u9664\u7d22\u5f15\u4e4b\u524d\u6700\u597d\u6743\u8861\u5229\u5f0a\u3002<\/li>\n
  • \u53ef\u4ee5\u4f7f\u7528 SET TRANSACTION READ ONLY \u8bed\u53e5\u786e\u4fdd\u5220\u9664\u7d22\u5f15\u540e\u4e0d\u4f1a\u53d1\u751f\u5e76\u53d1\u6570\u636e\u66f4\u6539\u3002<\/li>\n
  • \u4e3a\u4e86\u63d0\u9ad8\u6027\u80fd\uff0c\u5efa\u8bae\u5b9a\u671f\u76d1\u89c6\u7d22\u5f15\u5e76\u5220\u9664\u4e0d\u518d\u9700\u8981\u7684\u7d22\u5f15\u3002<\/li>\n<\/ul>\n
    \u4ee5\u4e0a\u5c31\u662f\u5982\u4f55\u5220\u9664\u7d22\u5f15\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
    \u7b54\u6848\uff1a oracle \u4e2d\u5220\u9664\u7d22\u5f15\u7684\u6b65\u9aa4\u5305\u62ec\uff1a\u6807\u8bc6\u8981\u5220\u9664\u7684\u7d22\u5f15\uff1b\u4f7f\u7528 drop index \u8bed\u53e5\u5220\u9664\u7d22\u5f15\uff1b\u91cd\u65b0\u7f16\u8bd1\u53d7\u5f71\u54cd\u7684\u5bf9\u8c61\u3002 \u5982\u4f55\u5220\u9664 Oracle \u7d22\u5f15 Oracle \u7d22\u5f15\u662f\u4e00\u79cd\u7528\u4e8e\u63d0\u9ad8\u6570\u636e\u5e93\u67e5\u8be2\u6027\u80fd\u7684\u6570\u636e\u7ed3\u6784\u3002\u867d\u7136\u7d22\u5f15\u901a\u5e38\u5bf9\u6027\u80fd\u6709\u5e2e\u52a9\uff0c\u4f46\u6709\u65f6\u9700\u8981\u5220\u9664\u5b83\u4eec\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5728 Oracle \u4e2d\u5220\u9664\u7d22\u5f15\u7684\u6b65\u9aa4\u3002 \u6b65\u9aa4 1\uff1a\u6807\u8bc6\u8981\u5220\u9664\u7684\u7d22\u5f15 \u9996\u5148\uff0c\u9700\u8981\u6807\u8bc6\u8981\u5220\u9664\u7684\u7d22\u5f15\u3002\u53ef\u4ee5\u901a\u8fc7\u67e5\u8be2 DBA_INDEXES \u89c6\u56fe\u6765\u67e5\u627e\u7d22\u5f15\u5217\u8868\uff0c\u5982\u4e0b\u6240\u793a\uff1a SELECT index_name, table_name, index_type FROM DBA_INDEXES WHERE table_name = ‘YOUR_TABLE_NAME’; \u767b\u5f55\u540e\u590d\u5236 \u6b65\u9aa4 2\uff1a\u5220\u9664\u7d22\u5f15 \u4e00\u65e6\u627e\u5230\u8981\u5220\u9664\u7684\u7d22\u5f15\uff0c\u5c31\u53ef\u4ee5\u4f7f\u7528 DROP INDEX \u8bed\u53e5\u5c06\u5176\u5220\u9664\u3002\u8bed\u6cd5\u5982\u4e0b\uff1a DROP INDEX index_name; \u767b\u5f55\u540e\u590d\u5236 \u8bf7\u6ce8\u610f\uff0cindex_name \u662f\u8981\u5220\u9664\u7684\u7d22\u5f15\u7684\u540d\u79f0\u3002 \u6b65\u9aa4 3\uff1a\u91cd\u65b0\u7f16\u8bd1\u53d7\u5f71\u54cd\u7684\u5bf9\u8c61 \u5220\u9664\u7d22\u5f15\u540e\uff0c\u9700\u8981\u6ce8\u610f\u91cd\u65b0\u7f16\u8bd1\u53d7\u5f71\u54cd\u7684\u5bf9\u8c61\u3002\u8fd9\u662f\u4e3a\u4e86\u786e\u4fdd Oracle \u4e86\u89e3\u7d22\u5f15\u5df2\u88ab\u5220\u9664\uff0c\u5e76\u53ef\u4ee5\u5bf9\u67e5\u8be2\u8ba1\u5212\u8fdb\u884c\u4f18\u5316\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u8bed\u53e5\u91cd\u65b0\u7f16\u8bd1\u53d7\u5f71\u54cd\u7684\u5bf9\u8c61\uff1a ALTER TABLE table_name COMPILE; \u767b\u5f55\u540e\u590d\u5236 \u9644\u52a0\u4fe1\u606f \u5982\u679c\u7d22\u5f15\u662f\u552f\u4e00\u7d22\u5f15\u6216\u4e3b\u952e\u7ea6\u675f\u7684\u4e00\u90e8\u5206\uff0c\u5219\u4e0d\u80fd\u5c06\u5176\u5220\u9664\u3002 \u5220\u9664\u7d22\u5f15\u4f1a\u5f71\u54cd\u6570\u636e\u5e93\u7684\u6027\u80fd\uff0c\u56e0\u6b64\u5728\u5220\u9664\u7d22\u5f15\u4e4b\u524d\u6700\u597d\u6743\u8861\u5229\u5f0a\u3002 \u53ef\u4ee5\u4f7f\u7528 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-6066","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6066","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=6066"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6066\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=6066"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=6066"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=6066"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}