What is a Control file ?
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Answer / ravi dutta
a control file is used to control the data file and the redo
log file. this contains the information of the path of the
datafile and the redo log file. we can recover a datafie or
a redolog file which is currupted by the control file.
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Answer / anand
A control file is used to control the data file and the redo
log file. this contains the information for the path of the
datafile and the redo log file. we can recover a data file
or a redo log file Which is corrupted by the control file.
| Is This Answer Correct ? | 1 Yes | 0 No |
Answer / jyothsna
control file contains information about all files like
dbfiles,redologfiles.it has the information about the
physical part of the database.its like heart of the
database.
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Cotrolfile is physical file that contains information regarding database physical structure and modes of database.
It is in binary format.
It has two sections.1.Non-reusable section
2.Reusable Section
Controlfile generally contains,
-Database name
-Timestamp of database creation
-System Change number(SCN)
-Logs History
-Names and path of datafiles
-Tablespace offline status
-Checkpoint number
One section of controlfiles reserved for RMAN backups,controlled by the parameter control_file_keep_record_time=7(days).
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