ARIES uses a                        to identify log records, and stores it in database pages.

Related MCQs

• A special redo-only log record < Ti, Xj, V1> is written to the log, where V1 is the value being restored to data item Xj during the rollback. These log records are sometimes called
•                      scheme that records only information about dirty pages and associated information and does not even require of writing dirty pages to disk.
• Database __________ which is the logical design of the database, and the database _______ which is a snapshot of the data in the database at a given instant in time.
• Database __________ , which is the logical design of the database, and the database _______,which is a snapshot of the data in the database at a given instant in time.
• The                          scheme uses a page table containing pointers to all pages; the page table itself and all updated pages are copied to a new location.
• ARIES supports                        operations, which are physical in that the affected page is physically identified, but can be logical within the page.
•                          using a log record sets the data item specified in the log record to the old value.
• Writing the buffered log to                      is sometimes referred to as a log force.
• Whenever an update operation occurs on a page, the operation stores the LSN of its log record in the                field of the page.
•                        is popular for applications such as storage of log files in a database system since it offers the best write performance.