{"id":89772,"date":"2024-10-18T12:42:16","date_gmt":"2024-10-18T04:42:16","guid":{"rendered":"https:\/\/server.hk\/cnblog\/89772\/"},"modified":"2024-10-18T12:42:17","modified_gmt":"2024-10-18T04:42:17","slug":"ora-26689-lcr-%e4%b8%ad%e7%9a%84%e5%88%97%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b%e4%b8%8d%e5%8c%b9%e9%85%8d-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","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/89772\/","title":{"rendered":"ORA-26689: LCR \u4e2d\u7684\u5217\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-26689-lcr-%e4%b8%ad%e7%9a%84%e5%88%97%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b%e4%b8%8d%e5%8c%b9%e9%85%8d-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-DQJxQQqPtT\">ORA-26689: LCR \u4e2d\u7684\u5217\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406<\/h1>\n<p>\u5728\u4f7f\u7528 Oracle \u6578\u64da\u5eab\u9032\u884c\u6578\u64da\u8907\u88fd\u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230\u932f\u8aa4\u4ee3\u78bc <code>ORA-26689<\/code>\uff0c\u8a72\u932f\u8aa4\u8868\u793a\u5728 LCR\uff08Log Change Record\uff09\u4e2d\u5b58\u5728\u5217\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\u7684\u60c5\u6cc1\u3002\u9019\u7a2e\u932f\u8aa4\u901a\u5e38\u767c\u751f\u5728\u4f7f\u7528 Oracle GoldenGate \u6216\u5176\u4ed6\u6578\u64da\u8907\u88fd\u5de5\u5177\u6642\uff0c\u7576\u6e90\u6578\u64da\u5eab\u548c\u76ee\u6a19\u6578\u64da\u5eab\u4e4b\u9593\u7684\u6578\u64da\u985e\u578b\u4e0d\u4e00\u81f4\u6642\uff0c\u6703\u5c0e\u81f4\u6b64\u554f\u984c\u7684\u51fa\u73fe\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e5%8e%9f%e5%9b%a0-DQJxQQqPtT\">\u932f\u8aa4\u539f\u56e0<\/h2>\n<p>\u9020\u6210 <code>ORA-26689<\/code> \u932f\u8aa4\u7684\u539f\u56e0\u4e3b\u8981\u6709\u4ee5\u4e0b\u5e7e\u500b\uff1a<\/p>\n<ul>\n<li><strong>\u6578\u64da\u985e\u578b\u4e0d\u4e00\u81f4\uff1a<\/strong>\u6e90\u6578\u64da\u5eab\u548c\u76ee\u6a19\u6578\u64da\u5eab\u4e2d\u7684\u8868\u7d50\u69cb\u4e0d\u4e00\u81f4\uff0c\u4f8b\u5982\uff0c\u6e90\u8868\u4e2d\u7684\u67d0\u4e00\u5217\u70ba <code>VARCHAR2<\/code>\uff0c\u800c\u76ee\u6a19\u8868\u4e2d\u7684\u76f8\u61c9\u5217\u70ba <code>NUMBER<\/code>\u3002<\/li>\n<li><strong>\u5b57\u7b26\u96c6\u4e0d\u5339\u914d\uff1a<\/strong>\u5982\u679c\u6e90\u6578\u64da\u5eab\u548c\u76ee\u6a19\u6578\u64da\u5eab\u4f7f\u7528\u4e0d\u540c\u7684\u5b57\u7b26\u96c6\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u985e\u578b\u7684\u8f49\u63db\u554f\u984c\u3002<\/li>\n<li><strong>\u7248\u672c\u4e0d\u4e00\u81f4\uff1a<\/strong>\u4e0d\u540c\u7248\u672c\u7684 Oracle \u6578\u64da\u5eab\u53ef\u80fd\u5c0d\u67d0\u4e9b\u6578\u64da\u985e\u578b\u7684\u8655\u7406\u6709\u6240\u4e0d\u540c\uff0c\u9019\u4e5f\u53ef\u80fd\u5c0e\u81f4\u932f\u8aa4\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%95%85%e9%9a%9c%e6%8e%92%e6%9f%a5%e6%ad%a5%e9%a9%9f-DQJxQQqPtT\">\u6545\u969c\u6392\u67e5\u6b65\u9a5f<\/h2>\n<p>\u7576\u9047\u5230 <code>ORA-26689<\/code> \u932f\u8aa4\u6642\uff0c\u53ef\u4ee5\u6309\u7167\u4ee5\u4e0b\u6b65\u9a5f\u9032\u884c\u6545\u969c\u6392\u67e5\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5%e8%a1%a8%e7%b5%90%e6%a7%8b-DQJxQQqPtT\">1. \u6aa2\u67e5\u8868\u7d50\u69cb<\/h3>\n<p>\u9996\u5148\uff0c\u6aa2\u67e5\u6e90\u6578\u64da\u5eab\u548c\u76ee\u6a19\u6578\u64da\u5eab\u4e2d\u76f8\u95dc\u8868\u7684\u7d50\u69cb\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u7372\u53d6\u8868\u7684\u7d50\u69cb\u4fe1\u606f\uff1a<\/p>\n<pre><code>SELECT column_name, data_type, data_length \nFROM user_tab_columns \nWHERE table_name = 'YOUR_TABLE_NAME';<\/code><\/pre>\n<h3 id=\"2-%e6%af%94%e8%bc%83%e6%95%b8%e6%93%9a%e9%a1%9e%e5%9e%8b-DQJxQQqPtT\">2. \u6bd4\u8f03\u6578\u64da\u985e\u578b<\/h3>\n<p>\u78ba\u4fdd\u6e90\u8868\u548c\u76ee\u6a19\u8868\u4e2d\u76f8\u61c9\u5217\u7684\u6578\u64da\u985e\u578b\u4e00\u81f4\u3002\u5982\u679c\u767c\u73fe\u4e0d\u4e00\u81f4\uff0c\u5247\u9700\u8981\u9032\u884c\u8abf\u6574\u3002\u53ef\u4ee5\u8003\u616e\u4ee5\u4e0b\u5e7e\u7a2e\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<ul>\n<li>\u4fee\u6539\u76ee\u6a19\u8868\u7684\u5217\u6578\u64da\u985e\u578b\u4ee5\u5339\u914d\u6e90\u8868\u3002<\/li>\n<li>\u5728\u6578\u64da\u8907\u88fd\u904e\u7a0b\u4e2d\u4f7f\u7528\u8f49\u63db\u51fd\u6578\uff0c\u4f8b\u5982 <code>TO_CHAR<\/code> \u6216 <code>TO_NUMBER<\/code>\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u985e\u578b\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<\/ul>\n<h3 id=\"3-%e6%aa%a2%e6%9f%a5%e5%ad%97%e7%ac%a6%e9%9b%86-DQJxQQqPtT\">3. \u6aa2\u67e5\u5b57\u7b26\u96c6<\/h3>\n<p>\u5982\u679c\u6e90\u548c\u76ee\u6a19\u6578\u64da\u5eab\u7684\u5b57\u7b26\u96c6\u4e0d\u540c\uff0c\u5247\u9700\u8981\u8003\u616e\u9032\u884c\u5b57\u7b26\u96c6\u8f49\u63db\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u67e5\u8a62\u6aa2\u67e5\u5b57\u7b26\u96c6\uff1a<\/p>\n<pre><code>SELECT value \nFROM v$nls_parameters \nWHERE parameter = 'NLS_CHARACTERSET';<\/code><\/pre>\n<h3 id=\"4-%e6%aa%a2%e6%9f%a5-oracle-%e7%89%88%e6%9c%ac-DQJxQQqPtT\">4. \u6aa2\u67e5 Oracle \u7248\u672c<\/h3>\n<p>\u78ba\u4fdd\u6e90\u548c\u76ee\u6a19\u6578\u64da\u5eab\u7684 Oracle \u7248\u672c\u76f8\u540c\u6216\u517c\u5bb9\u3002\u5982\u679c\u7248\u672c\u4e0d\u4e00\u81f4\uff0c\u53ef\u80fd\u9700\u8981\u8003\u616e\u5347\u7d1a\u6216\u964d\u7d1a\u5176\u4e2d\u4e00\u500b\u6578\u64da\u5eab\u3002<\/p>\n<h2 id=\"%e6%95%85%e9%9a%9c%e4%bf%ae%e5%be%a9%e7%a4%ba%e4%be%8b-DQJxQQqPtT\">\u6545\u969c\u4fee\u5fa9\u793a\u4f8b<\/h2>\n<p>\u5047\u8a2d\u6e90\u8868\u7684\u7d50\u69cb\u5982\u4e0b\uff1a<\/p>\n<pre><code>CREATE TABLE source_table (\n    id NUMBER,\n    name VARCHAR2(50)\n);<\/code><\/pre>\n<p>\u800c\u76ee\u6a19\u8868\u7684\u7d50\u69cb\u70ba\uff1a<\/p>\n<pre><code>CREATE TABLE target_table (\n    id NUMBER,\n    name NUMBER\n);<\/code><\/pre>\n<p>\u5728\u9019\u7a2e\u60c5\u6cc1\u4e0b\uff0c\u60a8\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b SQL \u8a9e\u53e5\u4fee\u6539\u76ee\u6a19\u8868\u7684\u7d50\u69cb\uff1a<\/p>\n<pre><code>ALTER TABLE target_table \nMODIFY name VARCHAR2(50);<\/code><\/pre>\n<p>\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u5169\u500b\u8868\u7684\u7d50\u69cb\u4e00\u81f4\uff0c\u5f9e\u800c\u89e3\u6c7a <code>ORA-26689<\/code> \u932f\u8aa4\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-DQJxQQqPtT\">\u7e3d\u7d50<\/h2>\n<p>\u5728 Oracle \u6578\u64da\u5eab\u4e2d\uff0c<code>ORA-26689<\/code> \u932f\u8aa4\u901a\u5e38\u662f\u7531\u65bc LCR \u4e2d\u7684\u5217\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\u6240\u5f15\u8d77\u7684\u3002\u901a\u904e\u6aa2\u67e5\u8868\u7d50\u69cb\u3001\u6bd4\u8f03\u6578\u64da\u985e\u578b\u3001\u6aa2\u67e5\u5b57\u7b26\u96c6\u548c Oracle \u7248\u672c\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u6392\u67e5\u548c\u4fee\u5fa9\u6b64\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u4f01\u696d\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u4e91\u670d\u52a1\u5668<\/a> \u89e3\u6c7a\u65b9\u6848\uff0c\u53ef\u4ee5\u78ba\u4fdd\u6578\u64da\u5eab\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a ORA-26689 \u932f\u8aa4\uff0c\u4fee\u5fa9 LCR \u5217\u6578\u64da\u985e\u578b\u4e0d\u5339\u914d\u554f\u984c\uff0c\u63d0\u4f9b\u9ad8\u6548\u7684\u9060\u7a0b\u8655\u7406\u65b9\u6848\uff0c\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\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-89772","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/89772","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=89772"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/89772\/revisions"}],"predecessor-version":[{"id":89773,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/89772\/revisions\/89773"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=89772"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=89772"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=89772"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}