{"id":199918,"date":"2025-05-06T10:43:30","date_gmt":"2025-05-06T02:43:30","guid":{"rendered":"https:\/\/server.hk\/cnblog\/199918\/"},"modified":"2025-05-06T10:43:30","modified_gmt":"2025-05-06T02:43:30","slug":"oracle%e5%88%86%e5%8c%ba%e8%a1%a8%e7%ae%a1%e7%90%86%e6%8a%80%e5%b7%a7%ef%bc%9a%e6%9b%b4%e6%94%b9%e5%88%86%e5%8c%ba%e5%90%8d%e7%a7%b0%e7%9a%84%e5%ae%9e%e7%94%a8%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/199918\/","title":{"rendered":"Oracle\u5206\u533a\u8868\u7ba1\u7406\u6280\u5de7\uff1a\u66f4\u6539\u5206\u533a\u540d\u79f0\u7684\u5b9e\u7528\u65b9\u6cd5"},"content":{"rendered":"

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

Oracle\u5206\u533a\u8868\u7ba1\u7406\u6280\u5de7\uff1a\u66f4\u6539\u5206\u533a\u540d\u79f0\u7684\u5b9e\u7528\u65b9\u6cd5<\/h1>\n

\u4f60\u5728\u5b66\u4e60\u76f8\u5173\u7684\u77e5\u8bc6\u5417\uff1f\u672c\u6587\uff0c\u4e3b\u8981\u4ecb\u7ecd\u7684\u5185\u5bb9\u5c31\u6d89\u53ca\u5230\uff0c\u5982\u679c\u4f60\u60f3\u63d0\u5347\u81ea\u5df1\u7684\u5f00\u53d1\u80fd\u529b\uff0c\u5c31\u4e0d\u8981\u9519\u8fc7\u8fd9\u7bc7\u6587\u7ae0\uff0c\u5927\u5bb6\u8981\u77e5\u9053\u7f16\u7a0b\u7406\u8bba\u57fa\u7840\u548c\u5b9e\u6218\u64cd\u4f5c\u90fd\u662f\u4e0d\u53ef\u6216\u7f3a\u7684\u54e6\uff01<\/p>\n

\u6807\u9898\uff1aOracle\u5206\u533a\u8868\u7ba1\u7406\u6280\u5de7\uff1a\u5b9e\u7528\u65b9\u6cd5\u4fee\u6539\u5206\u533a\u540d\u79f0\uff0c\u9700\u8981\u5177\u4f53\u4ee3\u7801\u793a\u4f8b<\/p>\n

\u5728Oracle\u6570\u636e\u5e93\u4e2d\uff0c\u4f7f\u7528\u5206\u533a\u8868\u662f\u4e00\u79cd\u6709\u6548\u7684\u7ba1\u7406\u5927\u91cf\u6570\u636e\u7684\u65b9\u6cd5\u3002\u5206\u533a\u8868\u53ef\u4ee5\u6839\u636e\u6570\u636e\u7684\u7279\u5f81\u5c06\u6570\u636e\u5206\u5e03\u5230\u4e0d\u540c\u7684\u5b58\u50a8\u533a\u57df\u4e2d\uff0c\u4ee5\u63d0\u9ad8\u67e5\u8be2\u6027\u80fd\u548c\u6570\u636e\u7ef4\u62a4\u6548\u7387\u3002\u5728\u5b9e\u9645\u5e94\u7528\u8fc7\u7a0b\u4e2d\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u9700\u8981\u4fee\u6539\u5206\u533a\u540d\u79f0\u7684\u60c5\u51b5\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u4e00\u4e9b\u5b9e\u7528\u7684\u65b9\u6cd5\u548c\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u6765\u5e2e\u52a9\u60a8\u7ba1\u7406Oracle\u5206\u533a\u8868\u3002<\/p>\n

    \n
  1. \u4fee\u6539\u5206\u533a\u540d\u79f0\u7684\u51c6\u5907\u5de5\u4f5c<\/li>\n<\/ol>\n

    \u5728\u4fee\u6539\u5206\u533a\u540d\u79f0\u4e4b\u524d\uff0c\u9996\u5148\u9700\u8981\u786e\u4fdd\u5bf9\u6570\u636e\u5e93\u6709\u8db3\u591f\u7684\u6743\u9650\u3002\u4e00\u822c\u9700\u8981\u5177\u5907ALTER TABLE\u548cALTER SESSION\u7b49\u6743\u9650\u3002\u53e6\u5916\uff0c\u4fee\u6539\u5206\u533a\u540d\u79f0\u53ef\u80fd\u4f1a\u6d89\u53ca\u5230\u6570\u636e\u7684\u8fc1\u79fb\u548c\u8868\u7ed3\u6784\u7684\u53d8\u66f4\uff0c\u5efa\u8bae\u5728\u975e\u9ad8\u5cf0\u65f6\u6bb5\u8fdb\u884c\u64cd\u4f5c\uff0c\u5e76\u63d0\u524d\u5907\u4efd\u6570\u636e\u4ee5\u9632\u4e07\u4e00\u3002<\/p>\n

      \n
    1. \u4fee\u6539\u5206\u533a\u540d\u79f0\u7684\u65b9\u6cd5<\/li>\n<\/ol>\n

      \u5728Oracle\u6570\u636e\u5e93\u4e2d\uff0c\u4fee\u6539\u5206\u533a\u540d\u79f0\u53ef\u4ee5\u901a\u8fc7\u4fee\u6539\u5206\u533a\u8868\u7684METADATA\uff08\u5143\u6570\u636e\uff09\u6765\u5b9e\u73b0\u3002\u4ee5\u4e0b\u662f\u4e24\u79cd\u5e38\u7528\u7684\u65b9\u6cd5\uff1a<\/p>\n

      \u65b9\u6cd5\u4e00\uff1a\u901a\u8fc7RENAME PARTITION\u65b9\u5f0f\u4fee\u6539\u5206\u533a\u540d\u79f0<\/p>\n

      ALTER TABLE table_name RENAME PARTITION old_partition_name TO new_partition_name;<\/p>\n

      \u4f8b\u5982\uff0c\u5982\u679c\u8981\u5c06\u5206\u533a\u8868”sales”\u4e2d\u540d\u4e3a”p2021q1″\u7684\u5206\u533a\u4fee\u6539\u4e3a”Q1_2021″\uff0c\u53ef\u4ee5\u6267\u884c\u4ee5\u4e0bSQL\u8bed\u53e5\uff1a<\/p>\n

      ALTER TABLE sales RENAME PARTITION p2021q1 TO Q1_2021;<\/p>\n

      \u65b9\u6cd5\u4e8c\uff1a\u5148\u65b0\u5efa\u5206\u533a\uff0c\u518d\u4ea4\u6362\u5206\u533a\u5b9e\u73b0\u4fee\u6539\u5206\u533a\u540d\u79f0<\/p>\n

      — \u5728\u8868\u4e2d\u6dfb\u52a0\u65b0\u7684\u5206\u533a
      ALTER TABLE table_name ADD PARTITION new_partition_name VALUES LESS THAN (upper_bound);<\/p>\n

      — \u4ea4\u6362\u5206\u533a
      ALTER TABLE table_name EXCHANGE PARTITION new_partition_name WITH TABLE new_table_name;<\/p>\n

      — \u5220\u9664\u539f\u6709\u5206\u533a
      DROP TABLE new_table_name;<\/p>\n

      \u4f8b\u5982\uff0c\u8981\u5c06\u5206\u533a\u8868”sales”\u4e2d\u540d\u4e3a”p2021q2″\u7684\u5206\u533a\u4fee\u6539\u4e3a”Q2_2021″\uff0c\u53ef\u4ee5\u6309\u4ee5\u4e0a\u6b65\u9aa4\u64cd\u4f5c\u3002<\/p>\n

        \n
      1. \u6ce8\u610f\u4e8b\u9879<\/li>\n<\/ol>\n

        \u5728\u6267\u884c\u4fee\u6539\u5206\u533a\u540d\u79f0\u7684\u64cd\u4f5c\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n

        \uff081\uff09\u786e\u4fdd\u4fee\u6539\u5206\u533a\u540d\u79f0\u7684\u8bed\u6cd5\u6b63\u786e\u65e0\u8bef\uff0c\u907f\u514d\u56e0\u9519\u8bef\u64cd\u4f5c\u800c\u5bfc\u81f4\u6570\u636e\u4e22\u5931\u6216\u7cfb\u7edf\u5d29\u6e83\u3002<\/p>\n

        \uff082\uff09\u4fee\u6539\u5206\u533a\u540d\u79f0\u53ef\u80fd\u4f1a\u5f15\u8d77\u8868\u7684\u7edf\u8ba1\u4fe1\u606f\u5931\u6548\uff0c\u5efa\u8bae\u5728\u4fee\u6539\u5b8c\u5206\u533a\u540d\u79f0\u540e\u6267\u884c\u6536\u96c6\u8868\u7684\u7edf\u8ba1\u4fe1\u606f\uff0c\u4ee5\u786e\u4fdd\u67e5\u8be2\u6027\u80fd\u4e0d\u53d7\u5f71\u54cd\u3002<\/p>\n

        \uff083\uff09\u5982\u679c\u6709\u5176\u4ed6\u7a0b\u5e8f\u6216\u4f5c\u4e1a\u4f9d\u8d56\u4e8e\u8be5\u5206\u533a\u8868\u7684\u540d\u79f0\uff0c\u4fee\u6539\u5206\u533a\u540d\u79f0\u53ef\u80fd\u4f1a\u5bfc\u81f4\u8fd9\u4e9b\u7a0b\u5e8f\u51fa\u73b0\u95ee\u9898\uff0c\u9700\u63d0\u524d\u901a\u77e5\u76f8\u5173\u4eba\u5458\u3002<\/p>\n

          \n
        1. \u7ed3\u8bed<\/li>\n<\/ol>\n

          \u901a\u8fc7\u672c\u6587\u4ecb\u7ecd\u7684\u65b9\u6cd5\uff0c\u60a8\u53ef\u4ee5\u5728Oracle\u6570\u636e\u5e93\u4e2d\u7075\u6d3b\u5730\u4fee\u6539\u5206\u533a\u8868\u7684\u5206\u533a\u540d\u79f0\uff0c\u4ee5\u6ee1\u8db3\u5b9e\u9645\u4e1a\u52a1\u9700\u6c42\u3002\u5728\u64cd\u4f5c\u65f6\u52a1\u5fc5\u8c28\u614e\u5c0f\u5fc3\uff0c\u4fdd\u8bc1\u6570\u636e\u7684\u5b8c\u6574\u6027\u548c\u7cfb\u7edf\u7684\u7a33\u5b9a\u6027\u3002\u5e0c\u671b\u672c\u6587\u5bf9\u60a8\u7ba1\u7406Oracle\u5206\u533a\u8868\u65f6\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n

          \u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aOracle\u5206\u533a\u8868\u7ba1\u7406\u6280\u5de7\uff1a\u66f4\u6539\u5206\u533a\u540d\u79f0\u7684\u5b9e\u7528\u65b9\u6cd5\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8eOracle,\u4fee\u6539,\u5206\u533a\u8868\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n

          \n
          \n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"

          Oracle\u5206\u533a\u8868\u7ba1\u7406\u6280\u5de7\uff1a\u66f4\u6539...<\/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-199918","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199918","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=199918"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199918\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=199918"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=199918"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=199918"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}