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Oracle DB Link
http://user.qzone.qq.com/251097186/blog/1246948303
SQL code:
create public database link DB_LINK_NAME connect to TargetDatabaseUserName identified by TargetDatabasePassword using 'TargetDatabaseSIDName';
2. Ö±½Ócreate Ò»ÕÅtable£¬°ÑÊý¾Ý×îºóµÄ500ÌõÊý¾Ýcopy¹ýÀ´¾Í¿ÉÒÔÁË..
SQL code:
create table TBName as select * from ( select * from table TableName@DBLINK_NAME order by rowid desc) where rownum<=500;
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