What is meant by Redo Log file mirrorring ? How it can be
achieved?
Answer Posted / orawhiz
Process of having a copy of redo log files is called mirroring.
This can be achieved by creating group of log files
together, so that LGWR will automatically writes them to
all the members of the current on-line redo log group. If
any one group fails then database automatically switch over
to next group. It degrades performance
| Is This Answer Correct ? | 0 Yes | 1 No |
Post New Answer View All Answers
Teradata: How can we know the indexed column in a table?
What is an Oracle Data Dictionary?
How to define Data Block size in Oracle?
What is the use of Oracle Control File?
What is an Integrity Constrains in Oracle?
What is an Oracle Rollback Segment?
What are the consideration at tehe migration of Oracle 9i to 10G.
What is an Oracle Data Block?
Can a View based on another View in Oracle?
What is an oracle database schema?
What is an Oracle Data Segment?
What is the function of Redo Log in Oracle?
What are the uses of Oracle Rollback Segment?
How to calculate the approximate size of the SGA based on the size of the block,shared_pool,redo_buffer_cache and db_buffer_cache?
What are Oracle Schema Objects?