What does LGWR do?
Answers were Sorted based on User's Feedback
Answer / ravi dutta
log writer is used to write the commited or uncommited data
from the redolog buffer to the redo log file.
| Is This Answer Correct ? | 4 Yes | 0 No |
Whenever any change takes place in database,first the change is written to LOGBUFFER.Then from LOGBUFFER the changes are written to REDOLOG files.
LogWriter(LGWR) is a process that writes the redobuffers from LOGBUFFER to REDOLOGFILES in terms on change vectors.
When does Logwriter(LGWR) writes to Redologs,
-Whenever logbuffer is 1mb or 1/3rd full.
-Whenever user commits.
| Is This Answer Correct ? | 1 Yes | 0 No |
How many Dispatcher Processes are created?
What is Cursor?
How will you monitor the space allocation ?
• What is oracle Architecture?
What is the significance of having storage clause ?
What is function of RECO?
1.Explain the three levels with the help og a diagram.
List the factors that can affect the accuracy of the estimations ?
When does LGWR write to the database?
What is a Parallel Server option in ORACLE?
What is PGA?
How will you force database to use particular rollback segment?