{"id":199982,"date":"2025-05-06T09:18:49","date_gmt":"2025-05-06T01:18:49","guid":{"rendered":"https:\/\/server.hk\/cnblog\/199982\/"},"modified":"2025-05-06T09:18:49","modified_gmt":"2025-05-06T01:18:49","slug":"%e5%a4%84%e7%90%86oracle%e6%95%b0%e6%8d%ae%e5%af%bc%e5%85%a5%e4%b8%ad%e6%96%87%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\/199982\/","title":{"rendered":"\u5904\u7406Oracle\u6570\u636e\u5bfc\u5165\u4e2d\u6587\u4e71\u7801\u95ee\u9898\u7684\u65b9\u6cd5"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>\u5904\u7406Oracle\u6570\u636e\u5bfc\u5165\u4e2d\u6587\u4e71\u7801\u95ee\u9898\u7684\u65b9\u6cd5<\/h1>\n<p>\u4eb2\u7231\u7684\u7f16\u7a0b\u5b66\u4e60\u7231\u597d\u8005\uff0c\u5982\u679c\u4f60\u70b9\u5f00\u4e86\u8fd9\u7bc7\u6587\u7ae0\uff0c\u8bf4\u660e\u4f60\u5bf9\u300a\u5904\u7406Oracle\u6570\u636e\u5bfc\u5165\u4e2d\u6587\u4e71\u7801\u95ee\u9898\u7684\u65b9\u6cd5\u300b\u5f88\u611f\u5174\u8da3\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u7ed9\u5927\u5bb6\u8be6\u7ec6\u89e3\u6790\u4e00\u4e0b\uff0c\u4e3b\u8981\u4ecb\u7ecd\u4e00\u4e0b\uff0c\u5e0c\u671b\u6240\u6709\u8ba4\u771f\u8bfb\u5b8c\u7684\u7ae5\u978b\u4eec\uff0c\u90fd\u6709\u5b9e\u8d28\u6027\u7684\u63d0\u9ad8\u3002<\/p>\n<p>Oracle\u5bfc\u5165\u6570\u636e\u65f6\u9047\u5230\u4e2d\u6587\u4e71\u7801\u662f\u4e00\u4e2a\u5e38\u89c1\u7684\u95ee\u9898\uff0c\u4e3b\u8981\u662f\u56e0\u4e3a\u6570\u636e\u5e93\u7684\u5b57\u7b26\u96c6\u4e0e\u6570\u636e\u6587\u4ef6\u7684\u5b57\u7b26\u96c6\u4e0d\u4e00\u81f4\u6240\u81f4\u3002\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u9700\u8981\u786e\u4fdd\u6570\u636e\u5e93\u5b57\u7b26\u96c6\u548c\u6570\u636e\u6587\u4ef6\u5b57\u7b26\u96c6\u4fdd\u6301\u4e00\u81f4\uff0c\u5e76\u8fdb\u884c\u6b63\u786e\u7684\u8f6c\u7801\u64cd\u4f5c\u3002\u4e0b\u9762\u5c06\u7ed3\u5408\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u4ecb\u7ecd\u5982\u4f55\u5728Oracle\u6570\u636e\u5e93\u4e2d\u5bfc\u5165\u6570\u636e\u65f6\u5904\u7406\u4e2d\u6587\u4e71\u7801\u95ee\u9898\u3002<\/p>\n<ol>\n<li>\n<p>\u68c0\u67e5\u6570\u636e\u5e93\u5b57\u7b26\u96c6<br \/>\u9996\u5148\u9700\u8981\u786e\u8ba4\u6570\u636e\u5e93\u7684\u5b57\u7b26\u96c6\uff0c\u5728Oracle\u4e2d\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0bSQL\u8bed\u53e5\u67e5\u8be2\u6570\u636e\u5e93\u7684\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre>SELECT value FROM nls_database_parameters WHERE parameter = 'NLS_CHARACTERSET';<\/pre>\n<p>\u786e\u4fdd\u6570\u636e\u5e93\u7684\u5b57\u7b26\u96c6\u662f\u652f\u6301\u4e2d\u6587\u7684 UTF8 \u6216\u8005 AL32UTF8\u3002<\/p>\n<\/li>\n<li>\u68c0\u67e5\u6570\u636e\u6587\u4ef6\u5b57\u7b26\u96c6<br \/>\u6570\u636e\u6587\u4ef6\u7684\u5b57\u7b26\u96c6\u901a\u5e38\u662f\u4fdd\u5b58\u5728\u6587\u4ef6\u5934\u90e8\u7684\uff0c\u53ef\u4ee5\u4f7f\u7528\u6587\u672c\u7f16\u8f91\u5668\u6253\u5f00\u6570\u636e\u6587\u4ef6\u67e5\u770b\u5b57\u7b26\u96c6\u4fe1\u606f\uff0c\u786e\u4fdd\u6570\u636e\u6587\u4ef6\u7684\u5b57\u7b26\u96c6\u548c\u6570\u636e\u5e93\u5b57\u7b26\u96c6\u4e00\u81f4\u3002<\/li>\n<li>\n<p>\u5bfc\u5165\u6570\u636e\u65f6\u8bbe\u7f6e\u5b57\u7b26\u96c6<br \/>\u5728\u4f7f\u7528Oracle\u7684SQL*Loader\u6216\u8005\u5916\u90e8\u8868\u7684\u65b9\u5f0f\u5bfc\u5165\u6570\u636e\u65f6\uff0c\u53ef\u4ee5\u901a\u8fc7\u8bbe\u5b9a\u5b57\u7b26\u96c6\u53c2\u6570\u6765\u786e\u4fdd\u6570\u636e\u80fd\u591f\u6b63\u786e\u8f6c\u7801\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u5728\u5bfc\u5165\u6570\u636e\u65f6\u8bbe\u7f6e\u5b57\u7b26\u96c6\u4e3aUTF8\uff1a<\/p>\n<pre>LOAD DATA\nINFILE 'datafile.csv' \nAPPEND\nINTO TABLE employee\nFIELDS TERMINATED BY ',' \n( \n  employee_id CHAR(10) \"TRIM(:employee_id)\",\n  employee_name CHAR(50) \"TRIM(:employee_name)\"\n)\nCHARACTERSET UTF8<\/pre>\n<\/li>\n<li>\n<p>\u8f6c\u7801\u64cd\u4f5c<br \/>\u5982\u679c\u6570\u636e\u6587\u4ef6\u7684\u5b57\u7b26\u96c6\u548c\u6570\u636e\u5e93\u5b57\u7b26\u96c6\u4e0d\u4e00\u81f4\uff0c\u53ef\u4ee5\u4f7f\u7528Oracle\u5185\u7f6e\u7684\u8f6c\u7801\u51fd\u6570\u8fdb\u884c\u6570\u636e\u8f6c\u6362\u3002\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n<pre>UPDATE employee\nSET employee_name = CONVERT(employee_name,'UTF8','GB18030')\nWHERE condition;<\/pre>\n<\/li>\n<\/ol>\n<p>\u901a\u8fc7\u4ee5\u4e0a\u6b65\u9aa4\u7684\u64cd\u4f5c\uff0c\u5e94\u8be5\u80fd\u591f\u89e3\u51b3Oracle\u5bfc\u5165\u6570\u636e\u65f6\u9047\u5230\u4e2d\u6587\u4e71\u7801\u7684\u95ee\u9898\u3002\u5728\u5b9e\u9645\u64cd\u4f5c\u4e2d\uff0c\u8bf7\u6839\u636e\u5177\u4f53\u60c5\u51b5\u9009\u62e9\u6700\u9002\u5408\u7684\u65b9\u6cd5\u6765\u5904\u7406\u4e2d\u6587\u4e71\u7801\u7684\u60c5\u51b5\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u300a\u5904\u7406Oracle\u6570\u636e\u5bfc\u5165\u4e2d\u6587\u4e71\u7801\u95ee\u9898\u7684\u65b9\u6cd5\u300b\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u5173\u4e8eOracle,\u6570\u636e,\u4e2d\u6587\u7684\u8d44\u6599\u8bf7\u5173\u6ce8\u4e3b\u673a\u5b9d\u8d1d\u516c\u4f17\u53f7\uff01<\/p>\n<dl>\n<dt>\n <\/dt>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>\u5904\u7406Oracle\u6570\u636e\u5bfc\u5165\u4e2d\u6587\u4e71\u7801&#46;&#46;&#46;<\/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-199982","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199982","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=199982"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/199982\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=199982"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=199982"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=199982"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}