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sql> SELEct group#,SEQUENCE#,members,bytes,archived from v$log; GROUP# SEQUENCE# MEMBERS BYTES Status arCHIVED ---------- ---------- ---------- ---------- --------- --------- 1 4 1 52428800 INACTIVE YES 2 5 1 52428800 INACTIVE YES 3 6 1 52428800 CURRENT NO
sql> alter database drop logfile group 1; sql> host rR_470_11845@ -rf /u01/app/Oracle/oradata/king/redo01.log sql> alter database add logfile group 1 ('/u01/app/Oracle/oradata/king/redo01a.log','/u01/app/Oracle/oradata/king/redo01b.log') size 50M;
sql> alter database drop logfile group 2; sql> host rR_470_11845@ -rf /u01/app/Oracle/oradata/king/redo02.log sql> alter database add logfile group 2 ('/u01/app/Oracle/oradata/king/redo02a.log','/u01/app/Oracle/oradata/king/redo02b.log') size 50M;
sql> alter system switch logfile; sql> alter system checkpoint;
sql> alter database drop logfile group 3; sql> host rR_470_11845@ -rf /u01/app/Oracle/oradata/king/redo03.log sql> alter database add logfile group 3 ('/u01/app/Oracle/oradata/king/redo03a.log','/u01/app/Oracle/oradata/king/redo03b.log') size 50M;
sql> SELEct group#,member from v$logfile; GROUP# Status TS Type MEMBER ---------- --------- --------------- -------------------------------------------------- 3 ONliNE /u01/app/Oracle/oradata/king/redo03a.log 2 ONliNE /u01/app/Oracle/oradata/king/redo02a.log 1 ONliNE /u01/app/Oracle/oradata/king/redo01a.log 1 ONliNE /u01/app/Oracle/oradata/king/redo01b.log 2 ONliNE /u01/app/Oracle/oradata/king/redo02b.log 3 ONliNE /u01/app/Oracle/oradata/king/redo03b.log
sql> SELEct group#,archived from v$log; GROUP# SEQUENCE# MEMBERS BYTES Status arCHIVED ---------- ---------- ---------- ---------- --------- --------- 1 7 2 52428800 CURRENT NO 2 0 2 52428800 UNUSED YES 3 0 2 52428800 UNUSED YES
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