{"id":87608,"date":"2024-10-18T02:28:18","date_gmt":"2024-10-17T18:28:18","guid":{"rendered":"https:\/\/server.hk\/cnblog\/87608\/"},"modified":"2024-10-18T02:28:18","modified_gmt":"2024-10-17T18:28:18","slug":"ora-19642-%e5%a2%9e%e9%87%8f%e5%82%99%e4%bb%bd%e7%9a%84%e9%96%8b%e5%a7%8b-scn-%e7%82%ba-string-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\/87608\/","title":{"rendered":"ORA-19642: \u589e\u91cf\u5099\u4efd\u7684\u958b\u59cb SCN \u70ba string ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406"},"content":{"rendered":"<h1 id=\"ora-19642-%e5%a2%9e%e9%87%8f%e5%82%99%e4%bb%bd%e7%9a%84%e9%96%8b%e5%a7%8b-scn-%e7%82%ba-string-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-QlaABBlzau\">ORA-19642: \u589e\u91cf\u5099\u4efd\u7684\u958b\u59cb SCN \u70ba string ORACLE \u5831\u932f \u6545\u969c\u4fee\u5fa9 \u9060\u7a0b\u8655\u7406<\/h1>\n<p>\u5728\u4f7f\u7528 Oracle \u6578\u64da\u5eab\u9032\u884c\u589e\u91cf\u5099\u4efd\u6642\uff0c\u53ef\u80fd\u6703\u9047\u5230\u932f\u8aa4\u4ee3\u78bc <strong>ORA-19642<\/strong>\u3002\u9019\u500b\u932f\u8aa4\u901a\u5e38\u8868\u793a\u589e\u91cf\u5099\u4efd\u7684\u958b\u59cb\u7cfb\u7d71\u8b8a\u66f4\u865f\uff08SCN\uff09\u4e0d\u6b63\u78ba\uff0c\u5c0e\u81f4\u5099\u4efd\u904e\u7a0b\u7121\u6cd5\u6b63\u5e38\u9032\u884c\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u6b64\u932f\u8aa4\u7684\u539f\u56e0\u3001\u5f71\u97ff\u53ca\u5176\u4fee\u5fa9\u65b9\u6cd5\u3002<\/p>\n<h2 id=\"ora-19642-%e9%8c%af%e8%aa%a4%e7%9a%84%e5%8e%9f%e5%9b%a0-QlaABBlzau\">ORA-19642 \u932f\u8aa4\u7684\u539f\u56e0<\/h2>\n<p>ORA-19642 \u932f\u8aa4\u901a\u5e38\u51fa\u73fe\u5728\u4ee5\u4e0b\u5e7e\u7a2e\u60c5\u6cc1\u4e0b\uff1a<\/p>\n<ul>\n<li><strong>SCN \u4e0d\u4e00\u81f4\uff1a<\/strong>\u7576\u589e\u91cf\u5099\u4efd\u7684\u958b\u59cb SCN \u8207\u6578\u64da\u5eab\u7684\u7576\u524d SCN \u4e0d\u4e00\u81f4\u6642\uff0c\u6703\u5c0e\u81f4\u6b64\u932f\u8aa4\u3002\u9019\u53ef\u80fd\u662f\u56e0\u70ba\u6578\u64da\u5eab\u5728\u9032\u884c\u589e\u91cf\u5099\u4efd\u6642\u767c\u751f\u4e86\u8b8a\u66f4\u3002<\/li>\n<li><strong>\u5099\u4efd\u96c6\u640d\u58de\uff1a<\/strong>\u5982\u679c\u589e\u91cf\u5099\u4efd\u7684\u5099\u4efd\u96c6\u640d\u58de\uff0cOracle \u5c07\u7121\u6cd5\u6b63\u78ba\u8b80\u53d6 SCN\uff0c\u5f9e\u800c\u5f15\u767c\u932f\u8aa4\u3002<\/li>\n<li><strong>\u4e0d\u6b63\u78ba\u7684\u5099\u4efd\u7b56\u7565\uff1a<\/strong>\u5982\u679c\u5099\u4efd\u7b56\u7565\u672a\u6b63\u78ba\u914d\u7f6e\uff0c\u53ef\u80fd\u6703\u5c0e\u81f4 SCN \u7684\u4e0d\u6b63\u78ba\u5f15\u7528\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bf%ae%e5%be%a9-ora-19642-%e9%8c%af%e8%aa%a4-QlaABBlzau\">\u5982\u4f55\u4fee\u5fa9 ORA-19642 \u932f\u8aa4<\/h2>\n<p>\u4fee\u5fa9 ORA-19642 \u932f\u8aa4\u7684\u904e\u7a0b\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e6%aa%a2%e6%9f%a5-scn-QlaABBlzau\">1. \u6aa2\u67e5 SCN<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u6aa2\u67e5\u7576\u524d\u6578\u64da\u5eab\u7684 SCN\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b SQL \u67e5\u8a62\u4f86\u7372\u53d6\u7576\u524d SCN\uff1a<\/p>\n<pre><code>SELECT CURRENT_SCN FROM V$DATABASE;<\/code><\/pre>\n<p>\u78ba\u4fdd\u589e\u91cf\u5099\u4efd\u7684\u958b\u59cb SCN \u8207\u6b64\u503c\u4e00\u81f4\u3002\u5982\u679c\u4e0d\u4e00\u81f4\uff0c\u5247\u9700\u8981\u91cd\u65b0\u914d\u7f6e\u589e\u91cf\u5099\u4efd\u3002<\/p>\n<h3 id=\"2-%e9%a9%97%e8%ad%89%e5%82%99%e4%bb%bd%e9%9b%86-QlaABBlzau\">2. \u9a57\u8b49\u5099\u4efd\u96c6<\/h3>\n<p>\u4f7f\u7528 RMAN \u5de5\u5177\u4f86\u9a57\u8b49\u5099\u4efd\u96c6\u7684\u5b8c\u6574\u6027\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>RMAN&gt; VALIDATE BACKUPSET;<\/code><\/pre>\n<p>\u9019\u5c07\u6aa2\u67e5\u5099\u4efd\u96c6\u662f\u5426\u640d\u58de\u3002\u5982\u679c\u767c\u73fe\u640d\u58de\uff0c\u5247\u9700\u8981\u91cd\u65b0\u57f7\u884c\u5099\u4efd\u3002<\/p>\n<h3 id=\"3-%e9%87%8d%e6%96%b0%e5%9f%b7%e8%a1%8c%e5%a2%9e%e9%87%8f%e5%82%99%e4%bb%bd-QlaABBlzau\">3. \u91cd\u65b0\u57f7\u884c\u589e\u91cf\u5099\u4efd<\/h3>\n<p>\u5982\u679c SCN \u4e0d\u4e00\u81f4\u6216\u5099\u4efd\u96c6\u640d\u58de\uff0c\u5efa\u8b70\u91cd\u65b0\u57f7\u884c\u589e\u91cf\u5099\u4efd\u3002\u78ba\u4fdd\u5728\u57f7\u884c\u5099\u4efd\u4e4b\u524d\uff0c\u6578\u64da\u5eab\u8655\u65bc\u4e00\u81f4\u72c0\u614b\u3002<\/p>\n<pre><code>RMAN&gt; BACKUP INCREMENTAL LEVEL 1 DATABASE;<\/code><\/pre>\n<h3 id=\"4-%e6%aa%a2%e6%9f%a5%e5%82%99%e4%bb%bd%e7%ad%96%e7%95%a5-QlaABBlzau\">4. \u6aa2\u67e5\u5099\u4efd\u7b56\u7565<\/h3>\n<p>\u6700\u5f8c\uff0c\u6aa2\u67e5\u60a8\u7684\u5099\u4efd\u7b56\u7565\uff0c\u78ba\u4fdd\u5176\u6b63\u78ba\u914d\u7f6e\u3002\u9019\u5305\u62ec\u6aa2\u67e5\u5099\u4efd\u7684\u983b\u7387\u3001\u985e\u578b\u4ee5\u53ca SCN \u7684\u5f15\u7528\u65b9\u5f0f\u3002<\/p>\n<h2 id=\"%e9%81%a0%e7%a8%8b%e8%99%95%e7%90%86-ora-19642-%e9%8c%af%e8%aa%a4-QlaABBlzau\">\u9060\u7a0b\u8655\u7406 ORA-19642 \u932f\u8aa4<\/h2>\n<p>\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\uff0c\u60a8\u53ef\u80fd\u7121\u6cd5\u76f4\u63a5\u8a2a\u554f\u6578\u64da\u5eab\u9032\u884c\u6545\u969c\u6392\u9664\u3002\u9019\u6642\uff0c\u53ef\u4ee5\u8003\u616e\u4f7f\u7528\u9060\u7a0b\u7ba1\u7406\u5de5\u5177\u4f86\u5354\u52a9\u8655\u7406\u6b64\u932f\u8aa4\u3002\u8a31\u591a\u96f2\u670d\u52d9\u63d0\u4f9b\u5546\u90fd\u63d0\u4f9b\u4e86\u9060\u7a0b\u7ba1\u7406\u529f\u80fd\uff0c\u5141\u8a31\u7528\u6236\u5728\u4e0d\u76f4\u63a5\u8a2a\u554f\u6578\u64da\u5eab\u7684\u60c5\u6cc1\u4e0b\u9032\u884c\u6545\u969c\u6392\u9664\u548c\u4fee\u5fa9\u3002<\/p>\n<p>\u4f7f\u7528\u9060\u7a0b\u7ba1\u7406\u5de5\u5177\u6642\uff0c\u8acb\u78ba\u4fdd\u60a8\u64c1\u6709\u8db3\u5920\u7684\u6b0a\u9650\u4f86\u57f7\u884c\u5fc5\u8981\u7684\u64cd\u4f5c\uff0c\u4e26\u9075\u5faa\u6700\u4f73\u5be6\u8e10\u4ee5\u907f\u514d\u9032\u4e00\u6b65\u7684\u554f\u984c\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-QlaABBlzau\">\u7e3d\u7d50<\/h2>\n<p>ORA-19642 \u932f\u8aa4\u662f Oracle \u6578\u64da\u5eab\u5728\u9032\u884c\u589e\u91cf\u5099\u4efd\u6642\u5e38\u898b\u7684\u554f\u984c\u4e4b\u4e00\u3002\u901a\u904e\u6aa2\u67e5 SCN\u3001\u9a57\u8b49\u5099\u4efd\u96c6\u3001\u91cd\u65b0\u57f7\u884c\u589e\u91cf\u5099\u4efd\u4ee5\u53ca\u6aa2\u67e5\u5099\u4efd\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u4fee\u5fa9\u6b64\u932f\u8aa4\u3002\u6b64\u5916\uff0c\u9060\u7a0b\u8655\u7406\u5de5\u5177\u4e5f\u80fd\u5e6b\u52a9\u7528\u6236\u5728\u7121\u6cd5\u76f4\u63a5\u8a2a\u554f\u6578\u64da\u5eab\u7684\u60c5\u6cc1\u4e0b\u9032\u884c\u6545\u969c\u6392\u9664\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u548c\u9ad8\u6548\u7684\u6578\u64da\u5eab\u7ba1\u7406\u7684\u7528\u6236\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\u5c07\u662f\u660e\u667a\u7684\u9078\u64c7\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u548c\u53ef\u7528\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u89e3\u6c7a ORA-19642 \u932f\u8aa4\uff0c\u4e86\u89e3\u589e\u91cf\u5099\u4efd\u958b\u59cb SCN \u7684\u554f\u984c\uff0c\u63d0\u4f9b\u6545\u969c\u4fee\u5fa9\u548c\u9060\u7a0b\u8655\u7406\u7684\u6709\u6548\u65b9\u6cd5\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-87608","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87608","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=87608"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87608\/revisions"}],"predecessor-version":[{"id":87609,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/87608\/revisions\/87609"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=87608"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=87608"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=87608"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}