{"id":6111,"date":"2024-11-14T10:57:47","date_gmt":"2024-11-14T02:57:47","guid":{"rendered":"https:\/\/fwq.ai\/blog\/6111\/"},"modified":"2024-11-14T10:57:47","modified_gmt":"2024-11-14T02:57:47","slug":"oracle%e4%b9%b1%e7%a0%81%e5%a6%82%e4%bd%95%e5%a4%84%e7%90%86","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/6111\/","title":{"rendered":"oracle\u4e71\u7801\u5982\u4f55\u5904\u7406"},"content":{"rendered":"<blockquote><p>\n  oracle \u4e71\u7801\u95ee\u9898\u901a\u5e38\u7531\u5b57\u7b26\u96c6\u8bbe\u7f6e\u4e0d\u5f53\u5f15\u8d77\u3002\u89e3\u51b3\u65b9\u6cd5\u5305\u62ec\uff1a\u68c0\u67e5\u670d\u52a1\u5668\u3001\u6570\u636e\u5e93\u548c\u5ba2\u6237\u673a\u5b57\u7b26\u96c6\u3002\u6839\u636e\u9700\u8981\u8bbe\u7f6e\u670d\u52a1\u5668\u3001\u6570\u636e\u5e93\u548c\u5ba2\u6237\u673a\u5b57\u7b26\u96c6\u3002\u4f7f\u7528 convert \u51fd\u6570\u6216 dbms_lob.convert_lob \u51fd\u6570\u4fee\u590d\u4e71\u7801\u6570\u636e\u3002\u59cb\u7ec8\u6307\u5b9a\u5b57\u7b26\u96c6\u5e76\u6b63\u786e\u8bbe\u7f6e nls \u53c2\u6570\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202406\/12\/2024061223512568113.jpg\" class=\"aligncenter\" title=\"oracle\u4e71\u7801\u5982\u4f55\u5904\u7406\u63d2\u56fe\" alt=\"oracle\u4e71\u7801\u5982\u4f55\u5904\u7406\u63d2\u56fe\" \/><\/p>\n<p><strong>Oracle \u4e71\u7801\u5982\u4f55\u5904\u7406<\/strong><\/p>\n<p>Oracle\u6570\u636e\u5e93\u4e2d\u4e71\u7801\u95ee\u9898\u901a\u5e38\u662f\u7531\u4e8e\u5b57\u7b26\u96c6\u8bbe\u7f6e\u4e0d\u5f53\u9020\u6210\u7684\u3002\u89e3\u51b3\u4e71\u7801\u95ee\u9898\u9700\u8981\u4ece\u68c0\u67e5\u548c\u8bbe\u7f6e\u5b57\u7b26\u96c6\u5165\u624b\u3002<\/p>\n<p><strong>1. \u68c0\u67e5\u5b57\u7b26\u96c6<\/strong><\/p>\n<ul>\n<li> <strong>\u670d\u52a1\u5668\u5b57\u7b26\u96c6\uff1a<\/strong>\u4f7f\u7528\u547d\u4ee4 select * from v$nls_parameters where parameter=&#8217;NLS_CHARACTERSET&#8217; \u67e5\u770b\u670d\u52a1\u5668\u5b57\u7b26\u96c6\u3002<\/li>\n<li> <strong>\u6570\u636e\u5e93\u5b57\u7b26\u96c6\uff1a<\/strong>\u4f7f\u7528\u547d\u4ee4 select * from v$database where name=&#8217;database_name&#8217; \u67e5\u770b\u6570\u636e\u5e93\u5b57\u7b26\u96c6\u3002<\/li>\n<li> <strong>\u5ba2\u6237\u673a\u5b57\u7b26\u96c6\uff1a<\/strong>\u4f7f\u7528\u547d\u4ee4 select * from v$NLS_parameters where parameter=&#8217;NLS_LANG&#8217; \u67e5\u770b\u5ba2\u6237\u673a\u5b57\u7b26\u96c6\u3002<\/li>\n<\/ul>\n<p><strong>2. \u8bbe\u7f6e\u5b57\u7b26\u96c6<\/strong><\/p>\n<ul>\n<li> <strong>\u8bbe\u7f6e\u670d\u52a1\u5668\u5b57\u7b26\u96c6\uff1a<\/strong>\u4f7f\u7528\u547d\u4ee4 alter system set NLS_CHARACTERSET=&#8217;\u5b57\u7b26\u96c6\u540d\u79f0&#8217; scope=both \u8bbe\u7f6e\u670d\u52a1\u5668\u5b57\u7b26\u96c6\u3002<\/li>\n<li> <strong>\u8bbe\u7f6e\u6570\u636e\u5e93\u5b57\u7b26\u96c6\uff1a<\/strong>\u4f7f\u7528\u547d\u4ee4 alter database character set &#8216;\u5b57\u7b26\u96c6\u540d\u79f0&#8217; \u8bbe\u7f6e\u6570\u636e\u5e93\u5b57\u7b26\u96c6\u3002\u9700\u8981\u91cd\u542f\u6570\u636e\u5e93\u624d\u80fd\u751f\u6548\u3002<\/li>\n<li> <strong>\u8bbe\u7f6e\u5ba2\u6237\u673a\u5b57\u7b26\u96c6\uff1a<\/strong>\u5728 TNS \u914d\u7f6e\u6587\u4ef6\u4e2d\u8bbe\u7f6e NLS_LANG \u53c2\u6570\uff0c\u6307\u5b9a\u5ba2\u6237\u673a\u7684\u5b57\u7b26\u96c6\u3002<\/li>\n<\/ul>\n<p><strong>3. \u4fee\u590d\u4e71\u7801\u6570\u636e<\/strong><\/p>\n<ul>\n<li> <strong>\u4f7f\u7528 CONVERT \u51fd\u6570\uff1a<\/strong>\u4f7f\u7528 CONVERT(\u5b57\u6bb5\u540d, &#8216;\u65b0\u5b57\u7b26\u96c6&#8217;, &#8216;\u539f\u59cb\u5b57\u7b26\u96c6&#8217;) \u5c06\u4e71\u7801\u6570\u636e\u8f6c\u6362\u4e3a\u6b63\u786e\u7684\u5b57\u7b26\u96c6\u3002<\/li>\n<li> <strong>\u4f7f\u7528 DBMS_LOB.CONVERT_LOB \u51fd\u6570\uff1a<\/strong>\u5bf9\u4e8e LOB \u6570\u636e\uff0c\u4f7f\u7528 DBMS_LOB.CONVERT_LOB(lob\u5b57\u6bb5, &#8216;\u65b0\u5b57\u7b26\u96c6&#8217;, &#8216;\u539f\u59cb\u5b57\u7b26\u96c6&#8217;) \u51fd\u6570\u8fdb\u884c\u8f6c\u6362\u3002<\/li>\n<\/ul>\n<p><strong>4. \u9884\u9632\u4e71\u7801<\/strong><\/p>\n<ul>\n<li> <strong>\u59cb\u7ec8\u6307\u5b9a\u5b57\u7b26\u96c6\uff1a<\/strong>\u5728\u521b\u5efa\u8868\u3001\u63d2\u5165\u6570\u636e\u548c\u67e5\u8be2\u6570\u636e\u65f6\uff0c\u59cb\u7ec8\u6307\u5b9a\u5408\u9002\u7684\u5b57\u7b26\u96c6\u3002<\/li>\n<li> <strong>\u4f7f\u7528 NLS \u53c2\u6570\uff1a<\/strong>\u5728\u6570\u636e\u5e93\u548c\u5ba2\u6237\u7aef\u4e2d\u6b63\u786e\u8bbe\u7f6e NLS \u53c2\u6570\uff0c\u786e\u4fdd\u5b57\u7b26\u96c6\u4e00\u81f4\u3002<\/li>\n<li> <strong>\u5b9a\u671f\u7ef4\u62a4\uff1a<\/strong>\u5b9a\u671f\u68c0\u67e5\u548c\u66f4\u65b0\u5b57\u7b26\u96c6\u8bbe\u7f6e\uff0c\u4ee5\u907f\u514d\u4e71\u7801\u95ee\u9898\u3002<\/li>\n<\/ul>\n<p>\u4ee5\u4e0a\u5c31\u662f\u4e71\u7801\u5982\u4f55\u5904\u7406\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u7f51\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>oracle \u4e71\u7801\u95ee\u9898\u901a\u5e38\u7531\u5b57\u7b26\u96c6\u8bbe\u7f6e\u4e0d\u5f53\u5f15\u8d77\u3002\u89e3\u51b3\u65b9\u6cd5\u5305\u62ec\uff1a\u68c0\u67e5\u670d\u52a1\u5668\u3001\u6570\u636e\u5e93\u548c\u5ba2\u6237\u673a\u5b57\u7b26\u96c6\u3002\u6839\u636e\u9700\u8981\u8bbe\u7f6e\u670d\u52a1\u5668\u3001\u6570\u636e\u5e93\u548c\u5ba2\u6237\u673a\u5b57\u7b26\u96c6\u3002\u4f7f\u7528 convert \u51fd\u6570\u6216 dbms_lob.convert_lob \u51fd\u6570\u4fee\u590d\u4e71\u7801\u6570\u636e\u3002\u59cb\u7ec8\u6307\u5b9a\u5b57\u7b26\u96c6\u5e76\u6b63\u786e\u8bbe\u7f6e nls \u53c2\u6570\u3002 Oracle \u4e71\u7801\u5982\u4f55\u5904\u7406 Oracle\u6570\u636e\u5e93\u4e2d\u4e71\u7801\u95ee\u9898\u901a\u5e38\u662f\u7531\u4e8e\u5b57\u7b26\u96c6\u8bbe\u7f6e\u4e0d\u5f53\u9020\u6210\u7684\u3002\u89e3\u51b3\u4e71\u7801\u95ee\u9898\u9700\u8981\u4ece\u68c0\u67e5\u548c\u8bbe\u7f6e\u5b57\u7b26\u96c6\u5165\u624b\u3002 1. \u68c0\u67e5\u5b57\u7b26\u96c6 \u670d\u52a1\u5668\u5b57\u7b26\u96c6\uff1a\u4f7f\u7528\u547d\u4ee4 select * from v$nls_parameters where parameter=&#8217;NLS_CHARACTERSET&#8217; \u67e5\u770b\u670d\u52a1\u5668\u5b57\u7b26\u96c6\u3002 \u6570\u636e\u5e93\u5b57\u7b26\u96c6\uff1a\u4f7f\u7528\u547d\u4ee4 select * from v$database where name=&#8217;database_name&#8217; \u67e5\u770b\u6570\u636e\u5e93\u5b57\u7b26\u96c6\u3002 \u5ba2\u6237\u673a\u5b57\u7b26\u96c6\uff1a\u4f7f\u7528\u547d\u4ee4 select * from v$NLS_parameters where parameter=&#8217;NLS_LANG&#8217; \u67e5\u770b\u5ba2\u6237\u673a\u5b57\u7b26\u96c6\u3002 2. \u8bbe\u7f6e\u5b57\u7b26\u96c6 \u8bbe\u7f6e\u670d\u52a1\u5668\u5b57\u7b26\u96c6\uff1a\u4f7f\u7528\u547d\u4ee4 alter system set NLS_CHARACTERSET=&#8217;\u5b57\u7b26\u96c6\u540d\u79f0&#8217; scope=both \u8bbe\u7f6e\u670d\u52a1\u5668\u5b57\u7b26\u96c6\u3002 \u8bbe\u7f6e\u6570\u636e\u5e93\u5b57\u7b26\u96c6\uff1a\u4f7f\u7528\u547d\u4ee4 alter database character set &#8216;\u5b57\u7b26\u96c6\u540d\u79f0&#8217; \u8bbe\u7f6e\u6570\u636e\u5e93\u5b57\u7b26\u96c6\u3002\u9700\u8981\u91cd\u542f\u6570\u636e\u5e93\u624d\u80fd\u751f\u6548\u3002 \u8bbe\u7f6e\u5ba2\u6237\u673a\u5b57\u7b26\u96c6\uff1a\u5728 TNS [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-6111","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6111","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=6111"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/6111\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=6111"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=6111"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=6111"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}