{"id":96048,"date":"2024-10-20T06:10:18","date_gmt":"2024-10-19T22:10:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/96048\/"},"modified":"2024-10-20T06:10:19","modified_gmt":"2024-10-19T22:10:19","slug":"oracle%e6%95%b8%e6%93%9a%e5%ad%97%e5%85%b8%e7%9a%84%e6%9c%89%e6%95%88%e5%88%a9%e7%94%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/96048\/","title":{"rendered":"Oracle\u6578\u64da\u5b57\u5178\u7684\u6709\u6548\u5229\u7528"},"content":{"rendered":"<h1 id=\"oracle%e6%95%b8%e6%93%9a%e5%ad%97%e5%85%b8%e7%9a%84%e6%9c%89%e6%95%88%e5%88%a9%e7%94%a8-hYBvCczfiY\">Oracle\u6578\u64da\u5b57\u5178\u7684\u6709\u6548\u5229\u7528<\/h1>\n<p>\u5728Oracle\u6578\u64da\u5eab\u4e2d\uff0c\u6578\u64da\u5b57\u5178\u662f\u4e00\u500b\u81f3\u95dc\u91cd\u8981\u7684\u7d44\u4ef6\uff0c\u5b83\u63d0\u4f9b\u4e86\u6709\u95dc\u6578\u64da\u5eab\u7d50\u69cb\u3001\u7528\u6236\u3001\u6b0a\u9650\u548c\u5176\u4ed6\u91cd\u8981\u4fe1\u606f\u7684\u8a73\u7d30\u8cc7\u6599\u3002\u6709\u6548\u5229\u7528Oracle\u6578\u64da\u5b57\u5178\u4e0d\u50c5\u80fd\u63d0\u9ad8\u6578\u64da\u5eab\u7ba1\u7406\u7684\u6548\u7387\uff0c\u9084\u80fd\u5e6b\u52a9\u958b\u767c\u8005\u548c\u7ba1\u7406\u54e1\u66f4\u597d\u5730\u7406\u89e3\u548c\u64cd\u4f5c\u6578\u64da\u5eab\u3002\u672c\u6587\u5c07\u63a2\u8a0eOracle\u6578\u64da\u5b57\u5178\u7684\u57fa\u672c\u6982\u5ff5\u3001\u4e3b\u8981\u7d44\u6210\u90e8\u5206\u4ee5\u53ca\u5982\u4f55\u6709\u6548\u5229\u7528\u9019\u4e9b\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%aforacle%e6%95%b8%e6%93%9a%e5%ad%97%e5%85%b8%ef%bc%9f-hYBvCczfiY\">\u4ec0\u9ebc\u662fOracle\u6578\u64da\u5b57\u5178\uff1f<\/h2>\n<p>Oracle\u6578\u64da\u5b57\u5178\u662f\u4e00\u7d44\u53ea\u8b80\u7684\u8868\u548c\u8996\u5716\uff0c\u9019\u4e9b\u8868\u548c\u8996\u5716\u5305\u542b\u4e86\u6578\u64da\u5eab\u7684\u5143\u6578\u64da\u3002\u5143\u6578\u64da\u662f\u63cf\u8ff0\u6578\u64da\u7684\u6578\u64da\uff0c\u9019\u610f\u5473\u8457\u5b83\u63d0\u4f9b\u4e86\u6709\u95dc\u6578\u64da\u5eab\u4e2d\u6240\u6709\u5c0d\u8c61\u7684\u4fe1\u606f\uff0c\u5305\u62ec\u8868\u3001\u7d22\u5f15\u3001\u7528\u6236\u3001\u6b0a\u9650\u7b49\u3002\u6578\u64da\u5b57\u5178\u7684\u4e3b\u8981\u76ee\u7684\u662f\u5e6b\u52a9\u7528\u6236\u548c\u7ba1\u7406\u54e1\u7372\u53d6\u6709\u95dc\u6578\u64da\u5eab\u7684\u7d50\u69cb\u548c\u72c0\u614b\u7684\u4fe1\u606f\u3002<\/p>\n<h2 id=\"%e6%95%b8%e6%93%9a%e5%ad%97%e5%85%b8%e7%9a%84%e4%b8%bb%e8%a6%81%e7%b5%84%e6%88%90%e9%83%a8%e5%88%86-hYBvCczfiY\">\u6578\u64da\u5b57\u5178\u7684\u4e3b\u8981\u7d44\u6210\u90e8\u5206<\/h2>\n<p>Oracle\u6578\u64da\u5b57\u5178\u4e3b\u8981\u7531\u4ee5\u4e0b\u5e7e\u500b\u90e8\u5206\u7d44\u6210\uff1a<\/p>\n<ul>\n<li><strong>USER_\u8996\u5716\uff1a<\/strong>\u9019\u4e9b\u8996\u5716\u63d0\u4f9b\u4e86\u7576\u524d\u7528\u6236\u64c1\u6709\u7684\u5c0d\u8c61\u7684\u4fe1\u606f\u3002\u4f8b\u5982\uff0c<code>USER_TABLES<\/code>\u8996\u5716\u986f\u793a\u4e86\u7576\u524d\u7528\u6236\u64c1\u6709\u7684\u6240\u6709\u8868\u3002<\/li>\n<li><strong>ALL_\u8996\u5716\uff1a<\/strong>\u9019\u4e9b\u8996\u5716\u986f\u793a\u4e86\u7576\u524d\u7528\u6236\u53ef\u4ee5\u8a2a\u554f\u7684\u6240\u6709\u5c0d\u8c61\u7684\u4fe1\u606f\uff0c\u5305\u62ec\u5176\u4ed6\u7528\u6236\u7684\u5c0d\u8c61\u3002\u4f8b\u5982\uff0c<code>ALL_TAB_COLUMNS<\/code>\u8996\u5716\u986f\u793a\u4e86\u6240\u6709\u53ef\u8a2a\u554f\u8868\u7684\u5217\u4fe1\u606f\u3002<\/li>\n<li><strong>DBA_\u8996\u5716\uff1a<\/strong>\u9019\u4e9b\u8996\u5716\u63d0\u4f9b\u4e86\u6578\u64da\u5eab\u4e2d\u6240\u6709\u5c0d\u8c61\u7684\u4fe1\u606f\uff0c\u901a\u5e38\u50c5\u9650\u65bc\u5177\u6709DBA\u6b0a\u9650\u7684\u7528\u6236\u3002\u4f8b\u5982\uff0c<code>DBA_USERS<\/code>\u8996\u5716\u986f\u793a\u4e86\u6578\u64da\u5eab\u4e2d\u6240\u6709\u7528\u6236\u7684\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%9c%89%e6%95%88%e5%88%a9%e7%94%a8oracle%e6%95%b8%e6%93%9a%e5%ad%97%e5%85%b8-hYBvCczfiY\">\u5982\u4f55\u6709\u6548\u5229\u7528Oracle\u6578\u64da\u5b57\u5178<\/h2>\n<p>\u6709\u6548\u5229\u7528Oracle\u6578\u64da\u5b57\u5178\u53ef\u4ee5\u5e6b\u52a9\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u548c\u958b\u767c\u8005\u66f4\u597d\u5730\u9032\u884c\u6578\u64da\u5eab\u7ba1\u7406\u548c\u958b\u767c\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u5be6\u7528\u7684\u6280\u5de7\uff1a<\/p>\n<h3 id=\"1-%e7%8d%b2%e5%8f%96%e8%a1%a8%e7%b5%90%e6%a7%8b%e4%bf%a1%e6%81%af-hYBvCczfiY\">1. \u7372\u53d6\u8868\u7d50\u69cb\u4fe1\u606f<\/h3>\n<p>\u4f7f\u7528<code>USER_TAB_COLUMNS<\/code>\u8996\u5716\u53ef\u4ee5\u5feb\u901f\u7372\u53d6\u67d0\u500b\u8868\u7684\u7d50\u69cb\u4fe1\u606f\uff0c\u5305\u62ec\u5217\u540d\u3001\u6578\u64da\u985e\u578b\u548c\u7d04\u675f\u689d\u4ef6\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>SELECT COLUMN_NAME, DATA_TYPE, DATA_LENGTH \nFROM USER_TAB_COLUMNS \nWHERE TABLE_NAME = 'YOUR_TABLE_NAME';<\/code><\/pre>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e7%94%a8%e6%88%b6%e6%ac%8a%e9%99%90-hYBvCczfiY\">2. \u6aa2\u67e5\u7528\u6236\u6b0a\u9650<\/h3>\n<p>\u4f7f\u7528<code>USER_SYS_PRIVS<\/code>\u8996\u5716\u53ef\u4ee5\u6aa2\u67e5\u7576\u524d\u7528\u6236\u64c1\u6709\u7684\u7cfb\u7d71\u6b0a\u9650\uff0c\u9019\u5c0d\u65bc\u78ba\u4fdd\u7528\u6236\u80fd\u5920\u57f7\u884c\u6240\u9700\u64cd\u4f5c\u975e\u5e38\u91cd\u8981\uff1a<\/p>\n<pre><code>SELECT PRIVILEGE \nFROM USER_SYS_PRIVS;<\/code><\/pre>\n<h3 id=\"3-%e7%9b%a3%e6%8e%a7%e6%95%b8%e6%93%9a%e5%ba%ab%e6%80%a7%e8%83%bd-hYBvCczfiY\">3. \u76e3\u63a7\u6578\u64da\u5eab\u6027\u80fd<\/h3>\n<p>\u6578\u64da\u5b57\u5178\u9084\u53ef\u4ee5\u7528\u65bc\u76e3\u63a7\u6578\u64da\u5eab\u6027\u80fd\u3002\u4f8b\u5982\uff0c\u4f7f\u7528<code>DBA_SEGMENTS<\/code>\u8996\u5716\u53ef\u4ee5\u67e5\u770b\u5404\u500b\u6bb5\u7684\u7a7a\u9593\u4f7f\u7528\u60c5\u6cc1\uff1a<\/p>\n<pre><code>SELECT SEGMENT_NAME, BYTES \nFROM DBA_SEGMENTS \nWHERE OWNER = 'YOUR_SCHEMA';<\/code><\/pre>\n<h3 id=\"4-%e7%8d%b2%e5%8f%96%e7%b4%a2%e5%bc%95%e4%bf%a1%e6%81%af-hYBvCczfiY\">4. \u7372\u53d6\u7d22\u5f15\u4fe1\u606f<\/h3>\n<p>\u7d22\u5f15\u5c0d\u65bc\u63d0\u9ad8\u67e5\u8a62\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002\u4f7f\u7528<code>USER_INDEXES<\/code>\u8996\u5716\u53ef\u4ee5\u7372\u53d6\u7576\u524d\u7528\u6236\u64c1\u6709\u7684\u7d22\u5f15\u4fe1\u606f\uff1a<\/p>\n<pre><code>SELECT INDEX_NAME, TABLE_NAME, UNIQUENESS \nFROM USER_INDEXES;<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-hYBvCczfiY\">\u7e3d\u7d50<\/h2>\n<p>Oracle\u6578\u64da\u5b57\u5178\u662f\u6578\u64da\u5eab\u7ba1\u7406\u548c\u958b\u767c\u4e2d\u4e0d\u53ef\u6216\u7f3a\u7684\u5de5\u5177\u3002\u901a\u904e\u6709\u6548\u5229\u7528\u6578\u64da\u5b57\u5178\u4e2d\u7684\u4fe1\u606f\uff0c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u548c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u597d\u5730\u7406\u89e3\u6578\u64da\u5eab\u7d50\u69cb\u3001\u76e3\u63a7\u6027\u80fd\u4ee5\u53ca\u7ba1\u7406\u7528\u6236\u6b0a\u9650\u3002\u9019\u4e0d\u50c5\u63d0\u9ad8\u4e86\u5de5\u4f5c\u6548\u7387\uff0c\u9084\u80fd\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u5b89\u5168\u6027\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6 <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u6709\u6548\u5229\u7528Oracle\u6578\u64da\u5b57\u5178\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u512a\u5316\u67e5\u8a62\u6027\u80fd\uff0c\u589e\u5f37\u6578\u64da\u5eab\u64cd\u4f5c\u7684\u9748\u6d3b\u6027\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-96048","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96048","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=96048"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96048\/revisions"}],"predecessor-version":[{"id":96049,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/96048\/revisions\/96049"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=96048"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=96048"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=96048"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}