{"id":5031,"date":"2024-11-14T09:11:29","date_gmt":"2024-11-14T01:11:29","guid":{"rendered":"https:\/\/fwq.ai\/blog\/5031\/"},"modified":"2024-11-14T09:11:29","modified_gmt":"2024-11-14T01:11:29","slug":"oracle%e4%b9%b1%e7%a0%81%e6%80%8e%e4%b9%88%e5%9b%9e%e4%ba%8b","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/5031\/","title":{"rendered":"oracle\u4e71\u7801\u600e\u4e48\u56de\u4e8b"},"content":{"rendered":"<blockquote><p>\n  oracle \u4e71\u7801\u901a\u5e38\u662f\u7531\u5b57\u7b26\u96c6\u4e0d\u5339\u914d\u5f15\u8d77\u7684\u3002\u8981\u89e3\u51b3\u6b64\u95ee\u9898\uff0c\u786e\u4fdd\u5ba2\u6237\u7aef\u548c\u6570\u636e\u5e93\u4f7f\u7528\u76f8\u540c\u7684\u5b57\u7b26\u96c6\uff0c\u5305\u62ec\uff1a\u68c0\u67e5\u6570\u636e\u5e93\u5b57\u7b26\u96c6\u3001\u8bbe\u7f6e\u5ba2\u6237\u7aef\u5b57\u7b26\u96c6\u53ca\u68c0\u67e5\u6570\u636e\u8868\u7684\u5b57\u7b26\u96c6\u3002\n<\/p><\/blockquote>\n<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/202405\/21\/2024052111391910011.jpg\" class=\"aligncenter\" title=\"oracle\u4e71\u7801\u600e\u4e48\u56de\u4e8b\u63d2\u56fe\" alt=\"oracle\u4e71\u7801\u600e\u4e48\u56de\u4e8b\u63d2\u56fe\" \/><\/p>\n<p><strong>Oracle \u4e71\u7801\u539f\u56e0<\/strong><\/p>\n<p><strong>\u95ee\u9898\uff1a<\/strong>\u4e3a\u4ec0\u4e48 Oracle \u4e2d\u4f1a\u51fa\u73b0\u4e71\u7801\uff1f<\/p>\n<p><strong>\u7b54\u6848\uff1a<\/strong>Oracle \u4e71\u7801\u901a\u5e38\u662f\u7531\u5b57\u7b26\u96c6\u4e0d\u5339\u914d\u9020\u6210\u7684\u3002<\/p>\n<p><strong>\u8be6\u7ec6\u539f\u56e0\uff1a<\/strong><\/p>\n<p>Oracle \u6570\u636e\u5e93\u4e2d\u5b58\u50a8\u6570\u636e\u65f6\u4f1a\u4f7f\u7528\u4e00\u79cd\u5b57\u7b26\u96c6\u6765\u8868\u793a\u5b57\u7b26\u3002\u5f53\u5ba2\u6237\u7aef\u5e94\u7528\u7a0b\u5e8f\uff08\u5982 SQL*Plus\uff09\u4ece\u6570\u636e\u5e93\u8bfb\u53d6\u6570\u636e\u65f6\uff0c\u5b83\u4e5f\u4f1a\u4f7f\u7528\u540c\u4e00\u79cd\u5b57\u7b26\u96c6\u6765\u89e3\u91ca\u8fd9\u4e9b\u5b57\u7b26\u3002\u5982\u679c\u5ba2\u6237\u7aef\u548c\u6570\u636e\u5e93\u7684\u5b57\u7b26\u96c6\u4e0d\u5339\u914d\uff0c\u5219\u5b57\u7b26\u5c31\u4f1a\u4ee5\u4e71\u7801\u7684\u5f62\u5f0f\u663e\u793a\u3002<\/p>\n<p>Oracle \u6570\u636e\u5e93\u652f\u6301\u591a\u79cd\u5b57\u7b26\u96c6\uff0c\u5982 UTF-8\u3001GBK \u548c AL32UTF8\u3002\u4e0d\u540c\u7684\u5b57\u7b26\u96c6\u4f7f\u7528\u4e0d\u540c\u7684\u7f16\u7801\u65b9\u6848\u6765\u8868\u793a\u5b57\u7b26\u3002\u4f8b\u5982\uff0cUTF-8 \u4f7f\u7528\u591a\u5b57\u8282\u7f16\u7801\u65b9\u6848\uff0c\u800c GBK \u4f7f\u7528\u5355\u5b57\u8282\u7f16\u7801\u65b9\u6848\u3002<\/p>\n<p>\u5f53\u5ba2\u6237\u7aef\u5e94\u7528\u7a0b\u5e8f\u548c\u6570\u636e\u5e93\u4f7f\u7528\u4e0d\u540c\u7684\u5b57\u7b26\u96c6\u65f6\uff0c\u5ba2\u6237\u7aef\u5e94\u7528\u7a0b\u5e8f\u65e0\u6cd5\u6b63\u786e\u89e3\u91ca\u6570\u636e\u5e93\u4e2d\u7684\u5b57\u7b26\uff0c\u4ece\u800c\u5bfc\u81f4\u4e71\u7801\u3002<\/p>\n<p><strong>\u89e3\u51b3\u65b9\u6cd5\uff1a<\/strong><\/p>\n<p>\u8981\u89e3\u51b3 Oracle \u4e71\u7801\u95ee\u9898\uff0c\u9700\u8981\u4ee5\u4e0b\u786e\u4fdd\u5ba2\u6237\u7aef\u548c\u6570\u636e\u5e93\u4f7f\u7528\u76f8\u540c\u7684\u5b57\u7b26\u96c6\uff1a<\/p>\n<ol>\n<li> <strong>\u68c0\u67e5\u6570\u636e\u5e93\u5b57\u7b26\u96c6\uff1a<\/strong>\u4f7f\u7528\u4ee5\u4e0b SQL \u8bed\u53e5\u68c0\u67e5\u6570\u636e\u5e93\u5b57\u7b26\u96c6\uff1a<\/li>\n<\/ol>\n<pre>SELECT * FROM V$NLS_PARAMETERS WHERE PARAMETER = 'NLS_CHARACTERSET';<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<ol>\n<li> <strong>\u8bbe\u7f6e\u5ba2\u6237\u7aef\u5b57\u7b26\u96c6\uff1a<\/strong>\u5728\u5ba2\u6237\u7aef\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u8bbe\u7f6e\u4e0e\u6570\u636e\u5e93\u76f8\u540c\u7684\u5b57\u7b26\u96c6\u3002\u4f8b\u5982\uff0c\u5728 SQL*Plus \u4e2d\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/li>\n<\/ol>\n<pre>ALTER SESSION SET NLS_CHARACTERSET = 'UTF8';<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<ol>\n<li> <strong>\u68c0\u67e5\u6570\u636e\u8868\u7684\u5b57\u7b26\u96c6\uff1a<\/strong>\u5982\u679c\u7279\u5b9a\u6570\u636e\u8868\u51fa\u73b0\u4e86\u4e71\u7801\u95ee\u9898\uff0c\u5219\u53ef\u80fd\u9700\u8981\u68c0\u67e5\u8be5\u6570\u636e\u8868\u7684\u5b57\u7b26\u96c6\u5e76\u786e\u4fdd\u5b83\u4e0e\u6570\u636e\u5e93\u5b57\u7b26\u96c6\u76f8\u5339\u914d\u3002\u4f7f\u7528\u4ee5\u4e0b SQL \u8bed\u53e5\u68c0\u67e5\u6570\u636e\u8868\u5b57\u7b26\u96c6\uff1a<\/li>\n<\/ol>\n<pre>SELECT CHARACTER_SET_NAME FROM USER_TABLES WHERE TABLE_NAME = 'MY_TABLE';<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u4e71\u7801\u600e\u4e48\u56de\u4e8b\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\u901a\u5e38\u662f\u7531\u5b57\u7b26\u96c6\u4e0d\u5339\u914d\u5f15\u8d77\u7684\u3002\u8981\u89e3\u51b3\u6b64\u95ee\u9898\uff0c\u786e\u4fdd\u5ba2\u6237\u7aef\u548c\u6570\u636e\u5e93\u4f7f\u7528\u76f8\u540c\u7684\u5b57\u7b26\u96c6\uff0c\u5305\u62ec\uff1a\u68c0\u67e5\u6570\u636e\u5e93\u5b57\u7b26\u96c6\u3001\u8bbe\u7f6e\u5ba2\u6237\u7aef\u5b57\u7b26\u96c6\u53ca\u68c0\u67e5\u6570\u636e\u8868\u7684\u5b57\u7b26\u96c6\u3002 Oracle \u4e71\u7801\u539f\u56e0 \u95ee\u9898\uff1a\u4e3a\u4ec0\u4e48 Oracle \u4e2d\u4f1a\u51fa\u73b0\u4e71\u7801\uff1f \u7b54\u6848\uff1aOracle \u4e71\u7801\u901a\u5e38\u662f\u7531\u5b57\u7b26\u96c6\u4e0d\u5339\u914d\u9020\u6210\u7684\u3002 \u8be6\u7ec6\u539f\u56e0\uff1a Oracle \u6570\u636e\u5e93\u4e2d\u5b58\u50a8\u6570\u636e\u65f6\u4f1a\u4f7f\u7528\u4e00\u79cd\u5b57\u7b26\u96c6\u6765\u8868\u793a\u5b57\u7b26\u3002\u5f53\u5ba2\u6237\u7aef\u5e94\u7528\u7a0b\u5e8f\uff08\u5982 SQL*Plus\uff09\u4ece\u6570\u636e\u5e93\u8bfb\u53d6\u6570\u636e\u65f6\uff0c\u5b83\u4e5f\u4f1a\u4f7f\u7528\u540c\u4e00\u79cd\u5b57\u7b26\u96c6\u6765\u89e3\u91ca\u8fd9\u4e9b\u5b57\u7b26\u3002\u5982\u679c\u5ba2\u6237\u7aef\u548c\u6570\u636e\u5e93\u7684\u5b57\u7b26\u96c6\u4e0d\u5339\u914d\uff0c\u5219\u5b57\u7b26\u5c31\u4f1a\u4ee5\u4e71\u7801\u7684\u5f62\u5f0f\u663e\u793a\u3002 Oracle \u6570\u636e\u5e93\u652f\u6301\u591a\u79cd\u5b57\u7b26\u96c6\uff0c\u5982 UTF-8\u3001GBK \u548c AL32UTF8\u3002\u4e0d\u540c\u7684\u5b57\u7b26\u96c6\u4f7f\u7528\u4e0d\u540c\u7684\u7f16\u7801\u65b9\u6848\u6765\u8868\u793a\u5b57\u7b26\u3002\u4f8b\u5982\uff0cUTF-8 \u4f7f\u7528\u591a\u5b57\u8282\u7f16\u7801\u65b9\u6848\uff0c\u800c GBK \u4f7f\u7528\u5355\u5b57\u8282\u7f16\u7801\u65b9\u6848\u3002 \u5f53\u5ba2\u6237\u7aef\u5e94\u7528\u7a0b\u5e8f\u548c\u6570\u636e\u5e93\u4f7f\u7528\u4e0d\u540c\u7684\u5b57\u7b26\u96c6\u65f6\uff0c\u5ba2\u6237\u7aef\u5e94\u7528\u7a0b\u5e8f\u65e0\u6cd5\u6b63\u786e\u89e3\u91ca\u6570\u636e\u5e93\u4e2d\u7684\u5b57\u7b26\uff0c\u4ece\u800c\u5bfc\u81f4\u4e71\u7801\u3002 \u89e3\u51b3\u65b9\u6cd5\uff1a \u8981\u89e3\u51b3 Oracle \u4e71\u7801\u95ee\u9898\uff0c\u9700\u8981\u4ee5\u4e0b\u786e\u4fdd\u5ba2\u6237\u7aef\u548c\u6570\u636e\u5e93\u4f7f\u7528\u76f8\u540c\u7684\u5b57\u7b26\u96c6\uff1a \u68c0\u67e5\u6570\u636e\u5e93\u5b57\u7b26\u96c6\uff1a\u4f7f\u7528\u4ee5\u4e0b SQL \u8bed\u53e5\u68c0\u67e5\u6570\u636e\u5e93\u5b57\u7b26\u96c6\uff1a SELECT * FROM V$NLS_PARAMETERS WHERE PARAMETER = &#8216;NLS_CHARACTERSET&#8217;; \u767b\u5f55\u540e\u590d\u5236 \u8bbe\u7f6e\u5ba2\u6237\u7aef\u5b57\u7b26\u96c6\uff1a\u5728\u5ba2\u6237\u7aef\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u8bbe\u7f6e\u4e0e\u6570\u636e\u5e93\u76f8\u540c\u7684\u5b57\u7b26\u96c6\u3002\u4f8b\u5982\uff0c\u5728 SQL*Plus \u4e2d\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a ALTER SESSION SET NLS_CHARACTERSET = &#8216;UTF8&#8217;; \u767b\u5f55\u540e\u590d\u5236 \u68c0\u67e5\u6570\u636e\u8868\u7684\u5b57\u7b26\u96c6\uff1a\u5982\u679c\u7279\u5b9a\u6570\u636e\u8868\u51fa\u73b0\u4e86\u4e71\u7801\u95ee\u9898\uff0c\u5219\u53ef\u80fd\u9700\u8981\u68c0\u67e5\u8be5\u6570\u636e\u8868\u7684\u5b57\u7b26\u96c6\u5e76\u786e\u4fdd\u5b83\u4e0e\u6570\u636e\u5e93\u5b57\u7b26\u96c6\u76f8\u5339\u914d\u3002\u4f7f\u7528\u4ee5\u4e0b SQL \u8bed\u53e5\u68c0\u67e5\u6570\u636e\u8868\u5b57\u7b26\u96c6\uff1a SELECT CHARACTER_SET_NAME FROM USER_TABLES [&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-5031","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5031","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=5031"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/5031\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=5031"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=5031"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=5031"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}