{"id":1897,"date":"2023-04-14T11:43:32","date_gmt":"2023-04-14T03:43:32","guid":{"rendered":"http:\/\/www.821121.com\/?p=1897"},"modified":"2023-12-08T11:47:25","modified_gmt":"2023-12-08T03:47:25","slug":"oracle-pdb-refresh-%e5%8a%9f%e8%83%bd","status":"publish","type":"post","link":"http:\/\/www.821121.com\/?p=1897","title":{"rendered":"Oracle PDB Refresh \u529f\u80fd"},"content":{"rendered":"

\u4ec0\u4e48\u662fPDB Refresh\u529f\u80fd\uff1f
\nOracle PDB Refresh\u662f\u572812.2\u7248\u672c\u63a8\u51fa\u4e86\u4e00\u4e2apdb\u7684\u7ba1\u7406\u529f\u80fd\uff0c\u5b83\u662fpdb\u70ed\u514b\u9686\u6280\u672f\u7684\u4e00\u4e2a\u589e\u5f3a\u3002\u4eceOracle\u591a\u79df\u6237\u7248\u672c\u8fed\u4ee3\u4e2d\uff0c\u76ee\u524d\u572818c\u4e2d\u6709\u4e00\u6b21\u6bd4\u8f83\u5927\u7684\u529f\u80fd\u66f4\u65b0\uff0c\u652f\u6301\u4e86pdb\u7ea7\u522b\u7684switchover\u529f\u80fd\u3002\u5176\u4ed6\u7248\u672c\u91cc\u7684\u57fa\u672c\u662f\u4fee\u8865\u4e00\u4e9b\u76f8\u5173\u7684bug\u3002\uff08pdb switchover\u529f\u80fd\u76ee\u524d\u53ea\u652f\u6301Oracle Database Cloud Service\u548cExadata\u4e00\u4f53\u673a\u4f7f\u7528\uff09<\/p>\n

\u652f\u6301\u4e09\u79cd\u7c7b\u578b\u7684\u6e90\u7aef\u6570\u636e\u5e93\uff0c\u5206\u522b\u662fLocal PDB\/PDB in a remote CDB\/Non-CDB\u3002\u8fd9\u91cc\u8981\u6ce8\u610f\u7684\u662f\u4e0d\u7ba1\u662f\u672c\u5730\u8fd8\u662f\u8fdc\u7a0b\uff0c\u90fd\u9700\u8981\u521b\u5efadblink\uff08\u8bed\u6cd5\u4e0a\u51b3\u5b9a\u7684\uff09\u3002<\/p>\n

\"file\"<\/p>\n

refresh\u57fa\u672c\u8bed\u6cd5\u53ca\u76f8\u5173\u89c6\u56fe
\n\u57fa\u7840\u521b\u5efa\u8bed\u6cd5\uff1a<\/p>\n

Create pluggable database new_pdb from old_pdb@db_link [fail_name_convert] refresh mode NONE\/MANUAL\/EVERY TIME [parallel N]<\/code><\/p>\n

\u57fa\u7840\u7ba1\u7406\u8bed\u6cd5\uff1a<\/p>\n

alter pluggable database enmodb refresh mode manual; alter pluggable database enmodb refresh mode every 1 hours; alter pluggable database enmodb refresh mode every 1 minutes; alter pluggable database enmodb refresh mode none;<\/code><\/p>\n

\u76f8\u5173\u89c6\u56fe\uff1a<\/p>\n

`dba_pdbs ---\u67e5\u770brefresh\u914d\u7f6e\u4fe1\u606f<\/p>\n

pdb_plug_in_violations ---\u67e5\u770brefresh\u9519\u8bef\u4fe1\u606f
\n`<\/p>\n

\u76f8\u5173\u53c2\u6570\uff1a<\/p>\n

remote_recovery_file_dest ---\u5728\u6e90\u5e93\u5173\u95ed\u6216\u5f02\u5e38\u7684\u60c5\u51b5\u4e0b\uff0c\u76ee\u6807\u5e93\u8bbe\u7f6e\u4e86\u8fd9\u4e2a\u53c2\u6570\u7684\u8bdd\uff0c\u53ef\u4ee5\u4ece\u8fd9\u4e2a\u4f4d\u7f6e\u627e\u5230\u5f52\u6863\u5e94\u7528\u5230\u76ee<\/code><\/p>\n

refresh\u7684\u524d\u7f6e\u9650\u5236\u6761\u4ef6
\n\u6e90\u7aef\u548c\u76ee\u6807\u7aef\u6570\u636e\u5e93\u5fc5\u987b\u4e3a\u5f52\u6863\u6a21\u5f0f
\n\u6e90\u7aef\u548c\u76ee\u6807\u7aef\u5fc5\u987b\u4e3alocal_undo\u591a\u79df\u6237\uff08database_properties where property_name=\u2018LOCAL_UNDO_ENABLED\u2019\uff09
\n\u6e90\u7aef\u548c\u76ee\u6807\u7aef\u9700\u8981\u540c\u5e73\u53f0\uff0c\u5b57\u8282\u987a\u5e8f\u76f8\u540c
\n\u786e\u4fdd\u76ee\u6807\u5e93\u6709\u8db3\u591f\u7684SGA\/PGA\u5185\u5b58\u5206\u914d\u7ed9refresh\u8fc7\u6765\u7684pdb
\n\u786e\u4fdd\u76ee\u6807\u5e93\u78c1\u76d8\u7ec4\u6709\u8db3\u591f\u7684\u53ef\u7528\u7a7a\u95f4\u5b58\u653erefresh\u8fc7\u6765\u7684pdb
\n\u6e90\u5e93pdb\u7684\u5b57\u7b26\u96c6\u8981\u548c\u76ee\u6807CDB\u7684\u5b57\u7b26\u96c6\u548c\u56fd\u5bb6\u5b57\u7b26\u96c6\u517c\u5bb9\uff0c\u4f8b\u5982\u76ee\u6807\u5e93\u662fAL32UTF8\u7684\u8bdd\uff0c\u6e90\u5e93\u53ef\u4ee5\u662fZHS16GBK\uff0c\u4f46\u662f\u53cd\u8fc7\u6765\u5c31\u4e0d\u884c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u4ec0\u4e48\u662fPDB Refresh\u529f\u80fd\uff1f Oracle <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[49],"tags":[],"class_list":["post-1897","post","type-post","status-publish","format-standard","hentry","category-oracle-19c"],"_links":{"self":[{"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/posts\/1897","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.821121.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1897"}],"version-history":[{"count":3,"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/posts\/1897\/revisions"}],"predecessor-version":[{"id":1901,"href":"http:\/\/www.821121.com\/index.php?rest_route=\/wp\/v2\/posts\/1897\/revisions\/1901"}],"wp:attachment":[{"href":"http:\/\/www.821121.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1897"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.821121.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1897"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.821121.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1897"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}