• 概述
• $SNAPSHOT_CONTEXT
• $SNAPSHOT_CONTEXT_CUR
• $SNAPSHOT_SESSION
• $SNAPSHOT_SESSION_CUR
• $SNAPSHOT_CL
• $SNAPSHOT_CS
• $SNAPSHOT_DB
• $SNAPSHOT_SYSTEM
• $SNAPSHOT_CATA
• $SNAPSHOT_TRANS
• $SNAPSHOT_TRANS_CUR
• $SNAPSHOT_ACCESSPLANS
• $SNAPSHOT_HEALTH
• $SNAPSHOT_CONFIGS
• $SNAPSHOT_SVCTASKS
• $SNAPSHOT_SEQUENCES
• $LIST_CONTEXT
• $LIST_CONTEXT_CUR
• $LIST_SESSION
• $LIST_SESSION_CUR
• $LIST_CL
• $LIST_CS
• $LIST_SU
• $LIST_GROUP
• $LIST_TRANS
• $LIST_TRANS_CUR
• $LIST_SVCTASKS
• $LIST_SEQUENCES
• $LIST_USER
• $LIST_BACKUP