{"id":199938,"date":"2025-05-06T11:06:37","date_gmt":"2025-05-06T03:06:37","guid":{"rendered":"https:\/\/server.hk\/cnblog\/199938\/"},"modified":"2025-05-06T11:06:37","modified_gmt":"2025-05-06T03:06:37","slug":"%e6%80%bb%e7%bb%93%e8%a7%a3%e5%86%b3oracle%e4%b9%b1%e7%a0%81%e9%97%ae%e9%a2%98%e7%9a%84%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/199938\/","title":{"rendered":"\u603b\u7ed3\u89e3\u51b3Oracle\u4e71\u7801\u95ee\u9898\u7684\u65b9\u6cd5"},"content":{"rendered":"

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

\u603b\u7ed3\u89e3\u51b3Oracle\u4e71\u7801\u95ee\u9898\u7684\u65b9\u6cd5<\/h1>\n

\u4ece\u73b0\u5728\u5f00\u59cb\uff0c\u52aa\u529b\u5b66\u4e60\u5427\uff01\u672c\u6587\u4e3b\u8981\u8bb2\u89e3\u4e86\u7b49\u7b49\u76f8\u5173\u77e5\u8bc6\u70b9\uff0c\u6211\u4f1a\u5728\u4e3b\u673a\u5b9d\u8d1d\u4e2d\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u7684\u7cfb\u5217\u6587\u7ae0\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u5e76\u79ef\u6781\u7559\u8a00\u5efa\u8bae\u3002\u4e0b\u9762\u5c31\u5148\u4e00\u8d77\u6765\u770b\u4e00\u4e0b\u672c\u7bc7\u6b63\u6587\u5185\u5bb9\u5427\uff0c\u5e0c\u671b\u80fd\u5e2e\u5230\u4f60\uff01<\/p>\n

\u89e3\u51b3Oracle\u63d0\u793a\u4e71\u7801\u95ee\u9898\u7684\u65b9\u6cd5\u603b\u7ed3<\/p>\n

\u5728\u4f7f\u7528Oracle\u6570\u636e\u5e93\u65f6\uff0c\u7ecf\u5e38\u4f1a\u9047\u5230\u6570\u636e\u5b58\u50a8\u6216\u67e5\u8be2\u8fc7\u7a0b\u4e2d\u51fa\u73b0\u4e71\u7801\u7684\u60c5\u51b5\uff0c\u8fd9\u7ed9\u6570\u636e\u64cd\u4f5c\u548c\u7ed3\u679c\u5c55\u793a\u5e26\u6765\u4e86\u56f0\u6270\u3002\u9020\u6210\u4e71\u7801\u95ee\u9898\u7684\u4e3b\u8981\u539f\u56e0\u662f\u6570\u636e\u5e93\u5b57\u7b26\u96c6\u4e0e\u5ba2\u6237\u7aef\u5b57\u7b26\u96c6\u4e0d\u5339\u914d\uff0c\u6216\u8005\u6570\u636e\u5b58\u50a8\u65f6\u672a\u6307\u5b9a\u6b63\u786e\u7684\u5b57\u7b26\u96c6\u3002\u8981\u89e3\u51b3Oracle\u63d0\u793a\u4e71\u7801\u95ee\u9898\uff0c\u6211\u4eec\u53ef\u4ee5\u91c7\u53d6\u4ee5\u4e0b\u65b9\u6cd5\uff1a<\/p>\n

    \n
  1. \u786e\u5b9a\u6570\u636e\u5e93\u5b57\u7b26\u96c6\uff1a\u9996\u5148\u8981\u4e86\u89e3\u6570\u636e\u5e93\u7684\u5b57\u7b26\u96c6\u8bbe\u7f6e\uff0c\u53ef\u4ee5\u901a\u8fc7\u67e5\u8be2\u6570\u636e\u5e93\u7684NLS_PARAMETERS\u7cfb\u7edf\u89c6\u56fe\u6765\u83b7\u53d6\u3002<\/li>\n<\/ol>\n
    SELECT * FROM nls_database_parameters;<\/pre>\n
    \u67e5\u770b\u7ed3\u679c\u4e2d\u7684NLS_CHARACTERSET\u548cNLS_NCHAR_CHARACTERSET\u53c2\u6570\uff0c\u786e\u5b9a\u6570\u636e\u5e93\u4f7f\u7528\u7684\u5b57\u7b26\u96c6\u3002<\/p>\n
      \n
    1. \u786e\u4fdd\u5ba2\u6237\u7aef\u5b57\u7b26\u96c6\u4e0e\u6570\u636e\u5e93\u5b57\u7b26\u96c6\u4e00\u81f4\uff1a\u5728\u8fde\u63a5\u6570\u636e\u5e93\u65f6\uff0c\u9700\u8981\u8bbe\u7f6eNLS_LANG\u73af\u5883\u53d8\u91cf\uff0c\u786e\u4fdd\u4e0e\u6570\u636e\u5e93\u5b57\u7b26\u96c6\u4e00\u81f4\u3002\u53ef\u4ee5\u5728\u5ba2\u6237\u7aef\u7684\u73af\u5883\u53d8\u91cf\u914d\u7f6e\u6587\u4ef6\u4e2d\u8bbe\u7f6e\u3002<\/li>\n<\/ol>\n
      export NLS_LANG=AMERICAN_AMERICA.AL32UTF8<\/pre>\n
      \u5728Windows\u7cfb\u7edf\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u63a7\u5236\u9762\u677f\u7684\u7cfb\u7edf\u5c5e\u6027\u8bbe\u7f6e\u73af\u5883\u53d8\u91cf\u3002<\/p>\n
        \n
      1. \u68c0\u67e5\u8868\u548c\u5b57\u6bb5\u7684\u5b57\u7b26\u96c6\uff1a\u5728\u521b\u5efa\u8868\u65f6\uff0c\u5e94\u8be5\u6307\u5b9a\u6b63\u786e\u7684\u5b57\u7b26\u96c6\uff0c\u53ef\u4ee5\u5728CREATE TABLE\u8bed\u53e5\u4e2d\u4f7f\u7528CHARACTER SET\u5b50\u53e5\u8fdb\u884c\u8bbe\u7f6e\u3002<\/li>\n<\/ol>\n
        CREATE TABLE test_table (\n    column1 VARCHAR2(50) CHARACTER SET AL32UTF8\n);<\/pre>\n
          \n
        1. \u8f6c\u6362\u5b57\u7b26\u96c6\uff1a\u5982\u679c\u5b58\u5728\u5df2\u7ecf\u5b58\u50a8\u7684\u4e71\u7801\u6570\u636e\uff0c\u53ef\u4ee5\u901a\u8fc7\u8f6c\u6362\u5b57\u7b26\u96c6\u7684\u65b9\u5f0f\u8fdb\u884c\u4fee\u590d\u3002\u53ef\u4ee5\u4f7f\u7528CONVERT\u51fd\u6570\u5c06\u6570\u636e\u4ece\u5f53\u524d\u5b57\u7b26\u96c6\u8f6c\u6362\u4e3a\u76ee\u6807\u5b57\u7b26\u96c6\u3002<\/li>\n<\/ol>\n
          SELECT CONVERT(column1, 'AL32UTF8', 'WE8ISO8859P1') FROM test_table;<\/pre>\n
            \n
          1. \u4fee\u6539\u6570\u636e\u5e93\u5b57\u7b26\u96c6\uff1a\u5982\u679c\u4ee5\u4e0a\u65b9\u6cd5\u65e0\u6cd5\u89e3\u51b3\u4e71\u7801\u95ee\u9898\uff0c\u53ef\u4ee5\u8003\u8651\u4fee\u6539\u6570\u636e\u5e93\u7684\u5b57\u7b26\u96c6\u3002\u5728\u4fee\u6539\u6570\u636e\u5e93\u5b57\u7b26\u96c6\u524d\uff0c\u5e94\u8be5\u5907\u4efd\u6570\u636e\uff0c\u5e76\u786e\u8ba4\u6240\u6709\u7684\u5b57\u7b26\u96c6\u8f6c\u6362\u64cd\u4f5c\u90fd\u5df2\u5b8c\u6210\u3002<\/li>\n<\/ol>\n
            ALTER DATABASE CHARACTER SET AL32UTF8;<\/pre>\n
              \n
            1. \u4f7f\u7528Unicode\u5b57\u7b26\u96c6\uff1a\u5efa\u8bae\u5728\u521b\u5efa\u8868\u65f6\u4f7f\u7528Unicode\u5b57\u7b26\u96c6\uff0c\u5982UTF8\uff0c\u53ef\u4ee5\u786e\u4fdd\u652f\u6301\u591a\u79cd\u8bed\u8a00\u7684\u5b57\u7b26\u96c6\u3002<\/li>\n<\/ol>\n
              CREATE TABLE unicode_table (\n    column1 VARCHAR2(50) CHARACTER SET AL32UTF8\n);<\/pre>\n
              \u901a\u8fc7\u4ee5\u4e0a\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u51b3Oracle\u6570\u636e\u5e93\u4e2d\u51fa\u73b0\u7684\u4e71\u7801\u95ee\u9898\uff0c\u786e\u4fdd\u6570\u636e\u7684\u6b63\u786e\u5b58\u50a8\u548c\u5c55\u793a\u3002\u5728\u64cd\u4f5c\u8fc7\u7a0b\u4e2d\uff0c\u4e00\u5b9a\u8981\u6ce8\u610f\u5b57\u7b26\u96c6\u7684\u8bbe\u7f6e\uff0c\u5e76\u8fdb\u884c\u5fc5\u8981\u7684\u5b57\u7b26\u96c6\u8f6c\u6362\u548c\u4fee\u590d\u64cd\u4f5c\uff0c\u4ee5\u786e\u4fdd\u6570\u636e\u7684\u5b8c\u6574\u6027\u548c\u4e00\u81f4\u6027\u3002<\/p>\n
              \u672c\u7bc7\u5173\u4e8e\u300a\u603b\u7ed3\u89e3\u51b3Oracle\u4e71\u7801\u95ee\u9898\u7684\u65b9\u6cd5\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8e\u6570\u636e\u5e93\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff01<\/p>\n
              \n
              \n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"
              \u603b\u7ed3\u89e3\u51b3Oracle\u4e71\u7801\u95ee\u9898\u7684\u65b9...<\/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-199938","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199938","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=199938"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199938\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=199938"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=199938"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=199938"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}