DB2 9 vs Oracle 10g Admin. Technology - IBM

DB2 Information Management아키텍처 비교DB2 로깅 파라미터FunctionParameterUsageDefaultArchive Retry DelayarchretrydelayWait in second between archive log failure attempts. 0 means no retry.20Block on Log Disk Fullblk_log_dsk_fulPrevent disk full errors from being generated.NOFailover Archive PathfailarchpathAlternate directory for the archive log files if the log archive method specifiedfails.NULLLog Archive Methods 1 & 2logarchmeth1logarchmeth2These parameters cause the database manager to archive log files tolocations that are not the active log path.Values are OFF, RETAIN, USEREXIT, DISK, TSM, VENDOROFFLog Archive Options 1 & 2logarchopt1logarchopt2Works with logarchmeth1 & 2 for vendor options if using TSM or VENDORvalues.NULLLog BufferlogbufszAmount of memory to use as a buffer for log records in 4-KB pages.8Log File SizelogfilsizThe size of each configured log, in number of 4-KB pages.1000Max Logs per Transactionmax_logPercentage of primary log space that can be consumed by one transaction.0 means no limit.0Mirror Log PathmirrorlogpathLocation where an identical copy of the logs will be kept.NULLNew Log PathnewlogpathLocation to change for log path away from default SQLOGDIR.NULLNumber of Commits toGroupmincommitsAllows you to delay the writing of log records to disk until a minimum numberof commits have been performed.1Number of Archive RetriesnumarchretryNumber of attempts that will be made to archive log files using the specifiedlog archive method before they are archived to the path specified by thefailarchpath.5Number of Log Spannum_log_spanNumber of active log files that an active transaction can span. 0 means nolimit.0Overflow Log PathoverflowlogpathMulti-function parameter used for rollforward and archived log retrievaloperations.NULLPrimary LogslogprimaryNumber of primary logs. Also determines number of logs in active log path.3Secondary LogslogsecondNumber of secondary logs allocated if needed. -1 is unlimited active logs.2DB2 9 vs Oracle 10g© 2008 IBM Corporation 56