数据电文
An RMAN backup job fails, displaying the following error: ORA19809: limit exceeded for recovery files Your analysis shows that the Flash Recovery area is full. Which two actions could you take to resolve the error and avoid this error in future?() take the backup of the flash recovery area less frequently。 increase the value of the UNDO_RETENTION initialization parameter。 change the value of the WORKAREA_SIZE_POLICY initialization parameter to AUTO。 change the backup retention policy to retain the backups for a smaller period of time 。 increase the value of the DB_RECOVERY_FILE_DEST_SIZE initialization parameter。 increase the value of the CONTROL_FILE_RECORD_KEEP_TIME initialization parameter。
服务人口
导致创业团队分裂的主要原因是什么?
据史书记载,我国古代人口从汉代以来大体在五六千万左右,清康熙末年只有二三千万,乾隆五十九年(1794年)激增至三亿多,道光十四年(1834年)超过四亿,导致人口激增的直接原因是()。 清朝管辖区域扩大。 农耕面积大量增加。 地丁银制度的推行。 生产力的显著提高。
A manufacturing customer has liminted space remaining in their data center and is concerned about rising power costs. The customer applications require very large amounts of memory. They want server redundancy and no downtime. Which of the following architectural features should be discussed with them?()