{"id":95242,"date":"2024-10-19T23:25:18","date_gmt":"2024-10-19T15:25:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/95242\/"},"modified":"2024-10-19T23:25:18","modified_gmt":"2024-10-19T15:25:18","slug":"oracle%e8%b7%a8%e5%b9%b3%e5%8f%b0%e9%81%b7%e7%a7%bb%e7%b5%90%e6%a7%8b%e8%80%8c%e4%b8%8d%e9%81%b7%e7%a7%bb%e6%95%b8%e6%93%9a%e6%96%b9%e6%b3%95%e8%a9%b3%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/95242\/","title":{"rendered":"Oracle\u8de8\u5e73\u53f0\u9077\u79fb\u7d50\u69cb\u800c\u4e0d\u9077\u79fb\u6578\u64da\u65b9\u6cd5\u8a73\u89e3"},"content":{"rendered":"<h1 id=\"oracle%e8%b7%a8%e5%b9%b3%e5%8f%b0%e9%81%b7%e7%a7%bb%e7%b5%90%e6%a7%8b%e8%80%8c%e4%b8%8d%e9%81%b7%e7%a7%bb%e6%95%b8%e6%93%9a%e6%96%b9%e6%b3%95%e8%a9%b3%e8%a7%a3-dZlXIoeeyq\">Oracle\u8de8\u5e73\u53f0\u9077\u79fb\u7d50\u69cb\u800c\u4e0d\u9077\u79fb\u6578\u64da\u65b9\u6cd5\u8a73\u89e3<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u7ba1\u7406\u74b0\u5883\u4e2d\uff0c\u4f01\u696d\u7d93\u5e38\u9700\u8981\u5c07\u5176\u6578\u64da\u5eab\u7cfb\u7d71\u5f9e\u4e00\u500b\u5e73\u53f0\u9077\u79fb\u5230\u53e6\u4e00\u500b\u5e73\u53f0\u3002Oracle\u6578\u64da\u5eab\u4f5c\u70ba\u4e00\u500b\u5f37\u5927\u7684\u6578\u64da\u7ba1\u7406\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u5de5\u5177\u548c\u65b9\u6cd5\u4f86\u652f\u6301\u9019\u4e00\u904e\u7a0b\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5728\u4e0d\u9077\u79fb\u6578\u64da\u7684\u60c5\u6cc1\u4e0b\uff0c\u9032\u884cOracle\u8de8\u5e73\u53f0\u7684\u7d50\u69cb\u9077\u79fb\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e8%b7%a8%e5%b9%b3%e5%8f%b0%e9%81%b7%e7%a7%bb%ef%bc%9f-dZlXIoeeyq\">\u4ec0\u9ebc\u662f\u8de8\u5e73\u53f0\u9077\u79fb\uff1f<\/h2>\n<p>\u8de8\u5e73\u53f0\u9077\u79fb\u662f\u6307\u5c07\u6578\u64da\u5eab\u7684\u7d50\u69cb\uff08\u5982\u8868\u3001\u7d22\u5f15\u3001\u7d04\u675f\u7b49\uff09\u5f9e\u4e00\u500b\u6578\u64da\u5eab\u7cfb\u7d71\u8f49\u79fb\u5230\u53e6\u4e00\u500b\u7cfb\u7d71\uff0c\u800c\u4e0d\u6d89\u53ca\u6578\u64da\u7684\u5be6\u969b\u8f49\u79fb\u3002\u9019\u7a2e\u65b9\u6cd5\u901a\u5e38\u7528\u65bc\u5347\u7d1a\u3001\u91cd\u69cb\u6216\u5728\u4e0d\u540c\u7684\u74b0\u5883\u4e2d\u9032\u884c\u6e2c\u8a66\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87%e4%b8%8d%e9%81%b7%e7%a7%bb%e6%95%b8%e6%93%9a%ef%bc%9f-dZlXIoeeyq\">\u70ba\u4ec0\u9ebc\u9078\u64c7\u4e0d\u9077\u79fb\u6578\u64da\uff1f<\/h2>\n<ul>\n<li><strong>\u7bc0\u7701\u6642\u9593\uff1a<\/strong>\u6578\u64da\u9077\u79fb\u53ef\u80fd\u9700\u8981\u5927\u91cf\u7684\u6642\u9593\uff0c\u7279\u5225\u662f\u7576\u6578\u64da\u91cf\u9f90\u5927\u6642\u3002<\/li>\n<li><strong>\u964d\u4f4e\u98a8\u96aa\uff1a<\/strong>\u5728\u9077\u79fb\u904e\u7a0b\u4e2d\uff0c\u6578\u64da\u640d\u58de\u6216\u4e1f\u5931\u7684\u98a8\u96aa\u6703\u589e\u52a0\u3002<\/li>\n<li><strong>\u6e2c\u8a66\u74b0\u5883\uff1a<\/strong>\u5728\u958b\u767c\u6216\u6e2c\u8a66\u74b0\u5883\u4e2d\uff0c\u7d50\u69cb\u9077\u79fb\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u4eba\u54e1\u5feb\u901f\u9a57\u8b49\u65b0\u529f\u80fd\uff0c\u800c\u4e0d\u5fc5\u64d4\u5fc3\u6578\u64da\u7684\u5b8c\u6574\u6027\u3002<\/li>\n<\/ul>\n<h2 id=\"oracle%e7%b5%90%e6%a7%8b%e9%81%b7%e7%a7%bb%e7%9a%84%e6%ad%a5%e9%a9%9f-dZlXIoeeyq\">Oracle\u7d50\u69cb\u9077\u79fb\u7684\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8dbms_metadata%e5%8c%85-dZlXIoeeyq\">1. \u4f7f\u7528DBMS_METADATA\u5305<\/h3>\n<p>Oracle\u63d0\u4f9b\u4e86DBMS_METADATA\u5305\uff0c\u9019\u662f\u4e00\u500b\u5f37\u5927\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u4f86\u63d0\u53d6\u6578\u64da\u5eab\u5c0d\u8c61\u7684DDL\uff08\u6578\u64da\u5b9a\u7fa9\u8a9e\u8a00\uff09\u8a9e\u53e5\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u4f7f\u7528\u8a72\u5305\u4f86\u5c0e\u51fa\u7d50\u69cb\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>SET LONG 10000;\nSET PAGESIZE 0;\nSET LINESIZE 200;\n\nSELECT DBMS_METADATA.GET_DDL('TABLE', 'YOUR_TABLE_NAME', 'YOUR_SCHEMA_NAME') FROM DUAL;<\/code><\/pre>\n<p>\u9019\u6bb5\u4ee3\u78bc\u5c07\u8fd4\u56de\u6307\u5b9a\u8868\u7684DDL\u8a9e\u53e5\uff0c\u60a8\u53ef\u4ee5\u5c07\u5176\u4fdd\u5b58\u5230\u6587\u4ef6\u4e2d\uff0c\u7136\u5f8c\u5728\u76ee\u6a19\u6578\u64da\u5eab\u4e2d\u57f7\u884c\u3002<\/p>\n<h3 id=\"2-%e5%b0%8e%e5%87%ba%e5%85%b6%e4%bb%96%e5%b0%8d%e8%b1%a1-dZlXIoeeyq\">2. \u5c0e\u51fa\u5176\u4ed6\u5c0d\u8c61<\/h3>\n<p>\u9664\u4e86\u8868\uff0c\u60a8\u9084\u53ef\u80fd\u9700\u8981\u5c0e\u51fa\u5176\u4ed6\u5c0d\u8c61\uff0c\u5982\u7d22\u5f15\u3001\u8996\u5716\u548c\u5b58\u5132\u904e\u7a0b\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u985e\u4f3c\u7684\u65b9\u5f0f\u4f86\u63d0\u53d6\u9019\u4e9b\u5c0d\u8c61\u7684DDL\uff1a<\/p>\n<pre><code>SELECT DBMS_METADATA.GET_DDL('INDEX', 'YOUR_INDEX_NAME', 'YOUR_SCHEMA_NAME') FROM DUAL;\nSELECT DBMS_METADATA.GET_DDL('VIEW', 'YOUR_VIEW_NAME', 'YOUR_SCHEMA_NAME') FROM DUAL;<\/code><\/pre>\n<h3 id=\"3-%e5%9c%a8%e7%9b%ae%e6%a8%99%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e5%9f%b7%e8%a1%8cddl-dZlXIoeeyq\">3. \u5728\u76ee\u6a19\u6578\u64da\u5eab\u4e2d\u57f7\u884cDDL<\/h3>\n<p>\u5c07\u63d0\u53d6\u7684DDL\u8a9e\u53e5\u5728\u76ee\u6a19\u6578\u64da\u5eab\u4e2d\u57f7\u884c\uff0c\u4ee5\u5275\u5efa\u76f8\u61c9\u7684\u6578\u64da\u5eab\u7d50\u69cb\u3002\u78ba\u4fdd\u5728\u57f7\u884c\u4e4b\u524d\u6aa2\u67e5\u8a9e\u53e5\u7684\u6b63\u78ba\u6027\uff0c\u4e26\u6839\u64da\u9700\u8981\u9032\u884c\u8abf\u6574\u3002<\/p>\n<h3 id=\"4-%e9%a9%97%e8%ad%89%e7%b5%90%e6%a7%8b-dZlXIoeeyq\">4. \u9a57\u8b49\u7d50\u69cb<\/h3>\n<p>\u7d50\u69cb\u9077\u79fb\u5b8c\u6210\u5f8c\uff0c\u60a8\u9700\u8981\u9a57\u8b49\u76ee\u6a19\u6578\u64da\u5eab\u4e2d\u7684\u7d50\u69cb\u662f\u5426\u8207\u6e90\u6578\u64da\u5eab\u4e00\u81f4\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u4f86\u6aa2\u67e5\u8868\u7684\u7d50\u69cb\uff1a<\/p>\n<pre><code>SELECT COLUMN_NAME, DATA_TYPE, DATA_LENGTH \nFROM ALL_TAB_COLUMNS \nWHERE TABLE_NAME = 'YOUR_TABLE_NAME' \nAND OWNER = 'YOUR_SCHEMA_NAME';<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-dZlXIoeeyq\">\u7d50\u8ad6<\/h2>\n<p>Oracle\u7684\u8de8\u5e73\u53f0\u7d50\u69cb\u9077\u79fb\u662f\u4e00\u500b\u9ad8\u6548\u4e14\u9748\u6d3b\u7684\u904e\u7a0b\uff0c\u80fd\u5920\u5e6b\u52a9\u4f01\u696d\u5728\u4e0d\u9077\u79fb\u6578\u64da\u7684\u60c5\u6cc1\u4e0b\uff0c\u5feb\u901f\u9069\u61c9\u65b0\u7684\u6578\u64da\u5eab\u74b0\u5883\u3002\u901a\u904e\u4f7f\u7528DBMS_METADATA\u5305\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u63d0\u53d6\u548c\u57f7\u884cDDL\u8a9e\u53e5\uff0c\u5f9e\u800c\u5be6\u73fe\u7d50\u69cb\u7684\u9077\u79fb\u3002\u9019\u7a2e\u65b9\u6cd5\u4e0d\u50c5\u7bc0\u7701\u4e86\u6642\u9593\uff0c\u9084\u964d\u4f4e\u4e86\u6578\u64da\u640d\u58de\u7684\u98a8\u96aa\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u53ef\u9760\u7684\u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684\u6578\u64da\u5eab\u9700\u6c42\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\uff0c\u4ee5\u78ba\u4fdd\u60a8\u7684\u6578\u64da\u5b89\u5168\u548c\u9ad8\u6548\u904b\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6df1\u5165\u63a2\u8a0eOracle\u8de8\u5e73\u53f0\u9077\u79fb\u7d50\u69cb\u800c\u4e0d\u9077\u79fb\u6578\u64da\u7684\u65b9\u6cd5\uff0c\u63d0\u4f9b\u5be6\u7528\u6b65\u9a5f\u8207\u6280\u5de7\uff0c\u52a9\u60a8\u8f15\u9b06\u5b8c\u6210\u9077\u79fb\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-95242","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95242","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=95242"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95242\/revisions"}],"predecessor-version":[{"id":95243,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/95242\/revisions\/95243"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=95242"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=95242"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=95242"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}