{"id":199962,"date":"2025-05-06T08:13:00","date_gmt":"2025-05-06T00:13:00","guid":{"rendered":"https:\/\/server.hk\/cnblog\/199962\/"},"modified":"2025-05-06T08:13:00","modified_gmt":"2025-05-06T00:13:00","slug":"%e6%8a%80%e5%b7%a7-%e5%a6%82%e4%bd%95%e6%88%90%e5%8a%9f%e5%af%bc%e5%87%baoracle%e4%b8%ad%e7%a9%ba%e8%a1%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/199962\/","title":{"rendered":"\u6280\u5de7: \u5982\u4f55\u6210\u529f\u5bfc\u51faOracle\u4e2d\u7a7a\u8868"},"content":{"rendered":"

<\/b> <\/p>\n

\u6280\u5de7: \u5982\u4f55\u6210\u529f\u5bfc\u51faOracle\u4e2d\u7a7a\u8868<\/h1>\n

\u6570\u636e\u5e93\u5c0f\u767d\u4e00\u679a\uff0c\u6b63\u5728\u4e0d\u65ad\u5b66\u4e60\u79ef\u7d2f\u77e5\u8bc6\uff0c\u73b0\u5c06\u5b66\u4e60\u5230\u7684\u77e5\u8bc6\u8bb0\u5f55\u4e00\u4e0b\uff0c\u4e5f\u662f\u5c06\u6211\u7684\u6240\u5f97\u5206\u4eab\u7ed9\u5927\u5bb6\uff01\u800c\u4eca\u5929\u8fd9\u7bc7\u6587\u7ae0\u300a\u6280\u5de7: \u5982\u4f55\u6210\u529f\u5bfc\u51faOracle\u4e2d\u7a7a\u8868\u300b\u5e26\u5927\u5bb6\u6765\u4e86\u89e3\u4e00\u4e0b##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u4ece\u800c\u5f25\u8865\u81ea\u5df1\u7684\u4e0d\u8db3\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n

<\/p>\n

\u89e3\u51b3Oracle\u4e2d\u7a7a\u8868\u65e0\u6cd5\u6210\u529f\u5bfc\u51fa\u7684\u6280\u5de7<\/p>\n

\u5728Oracle\u6570\u636e\u5e93\u4e2d\uff0c\u6709\u65f6\u5019\u5728\u5bfc\u51fa\u6570\u636e\u65f6\u4f1a\u9047\u5230\u7a7a\u8868\u65e0\u6cd5\u6210\u529f\u5bfc\u51fa\u7684\u95ee\u9898\u3002\u8fd9\u79cd\u60c5\u51b5\u53ef\u80fd\u4f1a\u7ed9\u6570\u636e\u5e93\u7ba1\u7406\u5458\u5e26\u6765\u4e00\u5b9a\u7684\u56f0\u6270\uff0c\u56e0\u4e3a\u5373\u4f7f\u8868\u4e2d\u6ca1\u6709\u6570\u636e\uff0c\u4e5f\u5e94\u8be5\u80fd\u591f\u6b63\u5e38\u5bfc\u51fa\u4ee5\u5907\u4efd\u548c\u6062\u590d\u7684\u9700\u8981\u3002\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u53ef\u4ee5\u91c7\u7528\u4e00\u4e9b\u6280\u5de7\u6765\u5904\u7406\u7a7a\u8868\u7684\u5bfc\u51fa\u3002\u4e0b\u9762\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n

    \n
  1. \u5229\u7528expdp\u5bfc\u51fa\u7a7a\u8868<\/li>\n<\/ol>\n

    expdp\u662fOracle\u6570\u636e\u5e93\u63d0\u4f9b\u7684\u4e00\u79cd\u5f3a\u5927\u7684\u6570\u636e\u5bfc\u51fa\u5de5\u5177\uff0c\u53ef\u4ee5\u7528\u6765\u5bfc\u51fa\u8868\u3001\u89c6\u56fe\u3001\u8fc7\u7a0b\u7b49\u6570\u636e\u5e93\u5bf9\u8c61\u3002\u5373\u4f7f\u8868\u4e2d\u6ca1\u6709\u6570\u636e\uff0c\u4e5f\u53ef\u4ee5\u4f7f\u7528expdp\u5de5\u5177\u6765\u5bfc\u51fa\u7a7a\u8868\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n

    expdp username\/password@db_instance tables=table_name directory=export_dir dumpfile=table_name.dmp logfile=table_name.log<\/pre>\n
    \u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528expdp\u5bfc\u51fa\u6307\u5b9a\u8868table_name\uff0c\u5373\u4f7f\u8fd9\u4e2a\u8868\u4e2d\u6ca1\u6709\u6570\u636e\u3002\u5bfc\u51fa\u7684\u7ed3\u679c\u5c06\u4f1a\u4fdd\u5b58\u5728dumpfile\u53c2\u6570\u6307\u5b9a\u7684\u6587\u4ef6\u4e2d\uff0c\u5e76\u4e14\u4f1a\u751f\u6210\u4e00\u4e2a\u65e5\u5fd7\u6587\u4ef6\u7528\u6765\u8bb0\u5f55\u5bfc\u51fa\u8fc7\u7a0b\u3002<\/p>\n
      \n
    1. \u521b\u5efa\u4e34\u65f6\u6570\u636e\u6765\u5bfc\u51fa\u7a7a\u8868<\/li>\n<\/ol>\n
      \u5982\u679cexpdp\u65e0\u6cd5\u6b63\u5e38\u5bfc\u51fa\u7a7a\u8868\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u521b\u5efa\u4e34\u65f6\u6570\u636e\u7684\u65b9\u5f0f\u6765\u7ed5\u8fc7\u8fd9\u4e2a\u95ee\u9898\u3002\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n
        \n
      • \n
        \u521b\u5efa\u4e00\u4e2a\u4e34\u65f6\u8868\uff0c\u7ed3\u6784\u548c\u8981\u5bfc\u51fa\u7684\u7a7a\u8868\u76f8\u540c\uff1a<\/p>\n
        CREATE TABLE temp_table AS SELECT * FROM table_name WHERE 1=0;<\/pre>\n<\/li>\n
      • \n
        \u5bfc\u51fa\u4e34\u65f6\u8868\u6570\u636e\uff1a<\/p>\n
        expdp username\/password@db_instance tables=temp_table directory=export_dir dumpfile=temp_table.dmp logfile=temp_table.log<\/pre>\n<\/li>\n
      • \n
        \u5bfc\u51fa\u5b8c\u6bd5\u540e\u5220\u9664\u4e34\u65f6\u8868\uff1a<\/p>\n
        DROP TABLE temp_table;<\/pre>\n<\/li>\n<\/ul>\n
        \u901a\u8fc7\u521b\u5efa\u4e34\u65f6\u6570\u636e\u6765\u5bfc\u51fa\u7a7a\u8868\uff0c\u53ef\u4ee5\u89c4\u907f\u7a7a\u8868\u65e0\u6cd5\u5bfc\u51fa\u7684\u95ee\u9898\uff0c\u540c\u65f6\u4fdd\u8bc1\u4e86\u5907\u4efd\u6570\u636e\u7684\u5b8c\u6574\u6027\u3002<\/p>\n
          \n
        1. \u4f7f\u7528SQL\u67e5\u8be2\u5bfc\u51fa\u7a7a\u8868\u7ed3\u6784<\/li>\n<\/ol>\n
          \u5982\u679c\u4ee5\u4e0a\u65b9\u6cd5\u90fd\u65e0\u6cd5\u89e3\u51b3\u7a7a\u8868\u65e0\u6cd5\u5bfc\u51fa\u7684\u95ee\u9898\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u901a\u8fc7SQL\u67e5\u8be2\u6765\u5bfc\u51fa\u7a7a\u8868\u7684\u7ed3\u6784\u3002\u5177\u4f53\u6b65\u9aa4\u5982\u4e0b\uff1a<\/p>\n
            \n
          • \n
            \u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8be2\u5bfc\u51fa\u8868\u7ed3\u6784\uff1a<\/p>\n
            SELECT dbms_metadata.get_ddl('TABLE', 'table_name') FROM dual;<\/pre>\n<\/li>\n
          • \u5c06\u67e5\u8be2\u7ed3\u679c\u4fdd\u5b58\u5230.sql\u6587\u4ef6\u4e2d\uff0c\u4f5c\u4e3a\u8868\u7ed3\u6784\u7684\u5907\u4efd\u3002<\/li>\n<\/ul>\n
            \u901a\u8fc7\u8fd9\u79cd\u65b9\u6cd5\uff0c\u867d\u7136\u65e0\u6cd5\u5bfc\u51fa\u8868\u7684\u6570\u636e\uff0c\u4f46\u81f3\u5c11\u53ef\u4ee5\u4fdd\u7559\u8868\u7684\u7ed3\u6784\u4fe1\u606f\uff0c\u4ee5\u5907\u5c06\u6765\u6062\u590d\u7684\u9700\u8981\u3002<\/p>\n
            \u7efc\u4e0a\u6240\u8ff0\uff0c\u9488\u5bf9Oracle\u4e2d\u7a7a\u8868\u65e0\u6cd5\u6210\u529f\u5bfc\u51fa\u7684\u95ee\u9898\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7expdp\u5bfc\u51fa\u7a7a\u8868\u3001\u521b\u5efa\u4e34\u65f6\u6570\u636e\u5bfc\u51fa\u3001\u4f7f\u7528SQL\u67e5\u8be2\u5bfc\u51fa\u8868\u7ed3\u6784\u7b49\u65b9\u6cd5\u6765\u89e3\u51b3\u3002\u4e0d\u540c\u7684\u65b9\u6cd5\u9002\u7528\u4e8e\u4e0d\u540c\u7684\u60c5\u51b5\uff0c\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u9009\u62e9\u5408\u9002\u7684\u65b9\u6848\u6765\u5904\u7406\u3002\u5e0c\u671b\u4ee5\u4e0a\u6280\u5de7\u53ef\u4ee5\u5e2e\u52a9\u5230\u9047\u5230\u8fd9\u4e2a\u95ee\u9898\u7684\u6570\u636e\u5e93\u7ba1\u7406\u5458\u4eec\u3002<\/p>\n
            \u7406\u8bba\u8981\u638c\u63e1\uff0c\u5b9e\u64cd\u4e0d\u80fd\u843d\uff01\u4ee5\u4e0a\u5173\u4e8e\u300a\u6280\u5de7: \u5982\u4f55\u6210\u529f\u5bfc\u51faOracle\u4e2d\u7a7a\u8868\u300b\u7684\u8be6\u7ec6\u4ecb\u7ecd\uff0c\u5927\u5bb6\u90fd\u638c\u63e1\u4e86\u5427\uff01\u5982\u679c\u60f3\u8981\u7ee7\u7eed\u63d0\u5347\u81ea\u5df1\u7684\u80fd\u529b\uff0c\u90a3\u4e48\u5c31\u6765\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\u5427\uff01<\/p>\n
            \n
            \n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
            \u6280\u5de7: \u5982\u4f55\u6210\u529f\u5bfc\u51faOracle...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-199962","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199962","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=199962"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199962\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=199962"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=199962"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=199962"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}