■■NMON nmon is a computer performance system monitor tool for the AIX and Linux operating systems. The tool displays on-screen or saves to a data file the operating system statistics to aid the understanding of computer resource use, tuning options and bottlen…
■■关闭闪回归档会清除之前的历史数据 再次打开就是重来。 ■建立FBDA所在的表空间likingfbda3 CREATE TABLESPACE likingfbda3 DATAFILE SIZE 50M AUTOEXTEND ON NEXT 10M MAXSIZE 1G; ■在表空间上建立FBDA CREATE FLASHBACK ARCHIVE likingfbda3 TABLESPACE likingfbda3 RETENTION 1 DAY; ■授权用户scott可以使用flashback archive G…