我在这里就不啰嗦了,直接进入正题。 一、闪回技术的前提(具有dba权限的用户下查看) oracle中recyclebin默认是开启的,不过我们也可以查看下参数: show parameter recyclebin //显示recyclebin的参数 alter system set recyclebin=on //修改参数 二、闪回技术的处理过程 &nb ...
select * from v$reserved_words order by keyword 关键字 A ALL, ALTER, AND, ANY, AS, ASC, AT B BEGIN, BETWEEN, BY C CASE, CHECK, CLUSTERS, CLUSTER, COLAUTH, COLUMNS, COMPRESS, CONNECT, CRASH, CREATE, CURSOR D DECLARE, DEFAULT, DESC, DISTINCT, DROP E ELSE, END, EXCEPTION, EXCLUSIVE F FETCH, FO ...