{"id":91718,"date":"2024-10-18T23:34:17","date_gmt":"2024-10-18T15:34:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/91718\/"},"modified":"2024-10-18T23:34:18","modified_gmt":"2024-10-18T15:34:18","slug":"ora-31517-cdc-%e6%9b%b4%e6%94%b9%e8%a1%a8-string-string-%e5%b7%b2%e7%b6%93%e5%ad%98%e5%9c%a8-oracle-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/91718\/","title":{"rendered":"ORA-31517: CDC \u66f4\u6539\u8868 string.string \u5df2\u7d93\u5b58\u5728 ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-31517-cdc-%e6%9b%b4%e6%94%b9%e8%a1%a8-string-string-%e5%b7%b2%e7%b6%93%e5%ad%98%e5%9c%a8-oracle-%e5%a0%b1%e9%8c%af-%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9-%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-pmNMZbcwrd\">ORA-31517: CDC \u66f4\u6539\u8868 string.string \u5df2\u7d93\u5b58\u5728 ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406<\/h1>\n<p>\u5728\u4f7f\u7528 Oracle \u6578\u64da\u5eab\u6642\uff0c\u958b\u767c\u8005\u548c\u6578\u64da\u5eab\u7ba1\u7406\u54e1\u53ef\u80fd\u6703\u9047\u5230\u5404\u7a2e\u932f\u8aa4\u4ee3\u78bc\uff0c\u5176\u4e2d\u4e4b\u4e00\u5c31\u662f <code>ORA-31517<\/code>\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8207\u8b8a\u66f4\u6578\u64da\u6355\u7372\uff08Change Data Capture, CDC\uff09\u6709\u95dc\uff0c\u5177\u9ad4\u8868\u73fe\u70ba\u300cCDC \u66f4\u6539\u8868 string.string \u5df2\u7d93\u5b58\u5728\u300d\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u9019\u500b\u932f\u8aa4\u7684\u539f\u56e0\u3001\u5f71\u97ff\u4ee5\u53ca\u5982\u4f55\u9032\u884c\u6545\u969c\u4fee\u5fa9\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af%e8%ae%8a%e6%9b%b4%e6%95%b8%e6%93%9a%e6%8d%95%e7%8d%b2%ef%bc%88cdc%ef%bc%89%ef%bc%9f-pmNMZbcwrd\">\u4ec0\u9ebc\u662f\u8b8a\u66f4\u6578\u64da\u6355\u7372\uff08CDC\uff09\uff1f<\/h2>\n<p>\u8b8a\u66f4\u6578\u64da\u6355\u7372\u662f\u4e00\u7a2e\u6280\u8853\uff0c\u7528\u65bc\u6355\u7372\u6578\u64da\u5eab\u4e2d\u6578\u64da\u7684\u8b8a\u66f4\uff0c\u4e26\u5c07\u9019\u4e9b\u8b8a\u66f4\u8a18\u9304\u5230\u7279\u5b9a\u7684\u8868\u4e2d\u3002\u9019\u5c0d\u65bc\u6578\u64da\u5009\u5eab\u3001\u6578\u64da\u540c\u6b65\u548c\u5be6\u6642\u6578\u64da\u5206\u6790\u7b49\u61c9\u7528\u5834\u666f\u975e\u5e38\u91cd\u8981\u3002Oracle \u63d0\u4f9b\u4e86 CDC \u529f\u80fd\uff0c\u5141\u8a31\u7528\u6236\u8f15\u9b06\u5730\u8ddf\u8e2a\u6578\u64da\u7684\u8b8a\u66f4\u3002<\/p>\n<h2 id=\"ora-31517-%e9%8c%af%e8%aa%a4%e7%9a%84%e5%8e%9f%e5%9b%a0-pmNMZbcwrd\">ORA-31517 \u932f\u8aa4\u7684\u539f\u56e0<\/h2>\n<p>\u7576\u4f60\u5728 Oracle \u6578\u64da\u5eab\u4e2d\u5617\u8a66\u5275\u5efa\u4e00\u500b\u65b0\u7684 CDC \u66f4\u6539\u8868\u6642\uff0c\u5982\u679c\u8a72\u8868\u5df2\u7d93\u5b58\u5728\uff0c\u5c31\u6703\u51fa\u73fe <code>ORA-31517<\/code> \u932f\u8aa4\u3002\u9019\u901a\u5e38\u662f\u7531\u65bc\u4ee5\u4e0b\u5e7e\u500b\u539f\u56e0\u9020\u6210\u7684\uff1a<\/p>\n<ul>\n<li>\u4e4b\u524d\u7684 CDC \u8a2d\u7f6e\u672a\u6b63\u78ba\u522a\u9664\uff0c\u5c0e\u81f4\u91cd\u8907\u5275\u5efa\u3002<\/li>\n<li>\u5728\u4e0d\u540c\u7684\u6703\u8a71\u4e2d\u540c\u6642\u5617\u8a66\u5275\u5efa\u76f8\u540c\u7684 CDC \u8868\u3002<\/li>\n<li>\u6578\u64da\u5eab\u7684\u5143\u6578\u64da\u672a\u6b63\u78ba\u66f4\u65b0\uff0c\u5c0e\u81f4\u7cfb\u7d71\u8a8d\u70ba\u8868\u5df2\u5b58\u5728\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9-ora-31517-%e9%8c%af%e8%aa%a4-pmNMZbcwrd\">\u5982\u4f55\u4fee\u5fa9 ORA-31517 \u932f\u8aa4<\/h2>\n<p>\u4fee\u5fa9 <code>ORA-31517<\/code> \u932f\u8aa4\u7684\u904e\u7a0b\u901a\u5e38\u6d89\u53ca\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e7%8f%be%e6%9c%89%e7%9a%84-cdc-%e8%a1%a8-pmNMZbcwrd\">1. \u6aa2\u67e5\u73fe\u6709\u7684 CDC \u8868<\/h3>\n<p>\u9996\u5148\uff0c\u4f60\u9700\u8981\u78ba\u8a8d\u8a72 CDC \u8868\u662f\u5426\u771f\u7684\u5b58\u5728\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u6aa2\u67e5\uff1a<\/p>\n<pre><code>SELECT * FROM user_tables WHERE table_name = 'YOUR_CDC_TABLE_NAME';<\/code><\/pre>\n<p>\u5982\u679c\u67e5\u8a62\u7d50\u679c\u986f\u793a\u8a72\u8868\u5b58\u5728\uff0c\u4f60\u9700\u8981\u8003\u616e\u522a\u9664\u6216\u91cd\u547d\u540d\u5b83\u3002<\/p>\n<h3 id=\"2-%e5%88%aa%e9%99%a4%e7%8f%be%e6%9c%89%e7%9a%84-cdc-%e8%a1%a8-pmNMZbcwrd\">2. \u522a\u9664\u73fe\u6709\u7684 CDC \u8868<\/h3>\n<p>\u5982\u679c\u78ba\u5b9a\u4e0d\u518d\u9700\u8981\u8a72\u8868\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u8a9e\u53e5\u522a\u9664\u5b83\uff1a<\/p>\n<pre><code>DROP TABLE YOUR_CDC_TABLE_NAME;<\/code><\/pre>\n<p>\u5728\u522a\u9664\u4e4b\u524d\uff0c\u8acb\u78ba\u4fdd\u5099\u4efd\u4efb\u4f55\u91cd\u8981\u6578\u64da\u3002<\/p>\n<h3 id=\"3-%e9%87%8d%e6%96%b0%e5%89%b5%e5%bb%ba-cdc-%e8%a1%a8-pmNMZbcwrd\">3. \u91cd\u65b0\u5275\u5efa CDC \u8868<\/h3>\n<p>\u5728\u522a\u9664\u820a\u7684 CDC \u8868\u5f8c\uff0c\u4f60\u53ef\u4ee5\u91cd\u65b0\u5275\u5efa\u5b83\u3002\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u4f86\u5275\u5efa\u65b0\u7684 CDC \u8868\uff1a<\/p>\n<pre><code>BEGIN\n    DBMS_CDC_SUBSCRIBE.CREATE_CHANGE_TABLE(\n        change_table_name =&gt; 'YOUR_CDC_TABLE_NAME',\n        source_table_name =&gt; 'YOUR_SOURCE_TABLE_NAME',\n        ... -- \u5176\u4ed6\u53c3\u6578\n    );\nEND;<\/code><\/pre>\n<h3 id=\"4-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e5%85%83%e6%95%b8%e6%93%9a-pmNMZbcwrd\">4. \u6aa2\u67e5\u6578\u64da\u5eab\u5143\u6578\u64da<\/h3>\n<p>\u5982\u679c\u554f\u984c\u4ecd\u7136\u5b58\u5728\uff0c\u53ef\u80fd\u9700\u8981\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u5143\u6578\u64da\u3002\u78ba\u4fdd\u6240\u6709\u76f8\u95dc\u7684 CDC \u8a2d\u7f6e\u90fd\u5df2\u6b63\u78ba\u914d\u7f6e\uff0c\u4e26\u4e14\u6c92\u6709\u907a\u7559\u7684\u820a\u8a2d\u7f6e\u3002<\/p>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86%e7%9a%84%e8%80%83%e9%87%8f-pmNMZbcwrd\">\u9060\u7a0b\u8655\u7406\u7684\u8003\u91cf<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u7279\u5225\u662f\u7576\u6578\u64da\u5eab\u90e8\u7f72\u5728\u9060\u7a0b\u4f3a\u670d\u5668\u4e0a\u6642\uff0c\u53ef\u80fd\u9700\u8981\u9032\u884c\u9060\u7a0b\u8655\u7406\u3002\u9019\u5305\u62ec\u4f7f\u7528 SSH \u9023\u63a5\u5230\u4f3a\u670d\u5668\uff0c\u4e26\u5728\u547d\u4ee4\u884c\u4e2d\u57f7\u884c\u4e0a\u8ff0 SQL \u8a9e\u53e5\u3002\u78ba\u4fdd\u4f60\u64c1\u6709\u8db3\u5920\u7684\u6b0a\u9650\u4f86\u9032\u884c\u9019\u4e9b\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-pmNMZbcwrd\">\u7e3d\u7d50<\/h2>\n<p>\u9047\u5230 <code>ORA-31517<\/code> \u932f\u8aa4\u6642\uff0c\u9996\u5148\u8981\u6aa2\u67e5\u662f\u5426\u5b58\u5728\u91cd\u8907\u7684 CDC \u8868\uff0c\u7136\u5f8c\u6839\u64da\u9700\u8981\u522a\u9664\u6216\u91cd\u65b0\u5275\u5efa\u5b83\u3002\u9019\u4e9b\u6b65\u9a5f\u53ef\u4ee5\u5e6b\u52a9\u4f60\u6709\u6548\u5730\u89e3\u6c7a\u554f\u984c\uff0c\u78ba\u4fdd\u6578\u64da\u6355\u7372\u529f\u80fd\u6b63\u5e38\u904b\u884c\u3002\u5982\u679c\u4f60\u9700\u8981\u7a69\u5b9a\u7684\u6578\u64da\u5eab\u74b0\u5883\uff0c\u8003\u616e\u4f7f\u7528 <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u670d\u52d9\uff0c\u4ee5\u7372\u5f97\u66f4\u597d\u7684\u6027\u80fd\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a ORA-31517 \u932f\u8aa4\uff1aCDC \u66f4\u6539\u8868 string.string \u5df2\u5b58\u5728\u7684\u554f\u984c\uff0c\u63d0\u4f9b\u6545\u969c\u4fee\u5fa9\u548c\u9060\u7a0b\u8655\u7406\u6307\u5357\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-91718","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/91718","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=91718"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/91718\/revisions"}],"predecessor-version":[{"id":91719,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/91718\/revisions\/91719"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=91718"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=91718"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=91718"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}