OCP-1Z0-053-V12.02-361题
2013-10-31 10:16
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361.When performing a database duplication, which duplicate database parameter would you set to
ensure that the online redo logs are created in the correct location?
A. log_file_name_convert
B. convert_log_file_name
C. file_name_convert_log
D. redo_log_file_name_convert
E. logfile_convert_directory
Answer: A
答案解析:
参考:/article/1628952.html
官方参考:http://docs.oracle.com/cd/E11882_01/backup.112/e10643/rcmsynta020.htm#RCMRF90171
LOG_FILE_NAME_CONVERT:此参数用于指定辅助数据库的重做日志文件名。其格式为LOG_FILE_NAME_CONVERT = 'string1', 'string2',其中string1是目标数据库文件名的模式,string2是辅助数据库文件名的模式。还可以使用DUPLICATE DATABASE命令的LOGFILE子句来指定重做日志文件名。
如
RUN
{
SET NEWNAME FOR DATABASE TO '/oradata1/%b';
DUPLICATE TARGET DATABASE TO dupdb
LOGFILE
GROUP 1 ('/duplogs/redo01a.log',
'/duplogs/redo01b.log') SIZE 4M REUSE,
GROUP 2 ('/duplogs/redo02a.log',
'/duplogs/redo02b.log') SIZE 4M REUSE;
}
ensure that the online redo logs are created in the correct location?
A. log_file_name_convert
B. convert_log_file_name
C. file_name_convert_log
D. redo_log_file_name_convert
E. logfile_convert_directory
Answer: A
答案解析:
参考:/article/1628952.html
官方参考:http://docs.oracle.com/cd/E11882_01/backup.112/e10643/rcmsynta020.htm#RCMRF90171
LOG_FILE_NAME_CONVERT:此参数用于指定辅助数据库的重做日志文件名。其格式为LOG_FILE_NAME_CONVERT = 'string1', 'string2',其中string1是目标数据库文件名的模式,string2是辅助数据库文件名的模式。还可以使用DUPLICATE DATABASE命令的LOGFILE子句来指定重做日志文件名。
如
RUN
{
SET NEWNAME FOR DATABASE TO '/oradata1/%b';
DUPLICATE TARGET DATABASE TO dupdb
LOGFILE
GROUP 1 ('/duplogs/redo01a.log',
'/duplogs/redo01b.log') SIZE 4M REUSE,
GROUP 2 ('/duplogs/redo02a.log',
'/duplogs/redo02b.log') SIZE 4M REUSE;
}
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