Question

Consider the following schedule involving two transactions T1 and T2 operating on a dataset table
storing aggregate metrics:

05 Aug 2026
Answer :
Word Count : 583
The schedule involving transactions T1 and T2 is not fully specified in the question provided. In particular, the sequence of read and write operations performed by T1 and T2 is missing. Therefore, the exact properties of the schedule, such as serializability, conflict serializability, recoverability, or the occurrence of anomalies, cannot be determined without the complete schedule. In Database Management Systems, a schedule represents the chronological ordering in which operations of multiple transactions are executed. When two transactions operate concurrently on a dataset table containing aggregate metrics, their operations may be interleaved. For example, suppose the table contains an aggregate value such as total sales, total quantity, or total revenue. T1 may read the existing aggregate, calculate ____ _________ ___ _____ ________ __________ _______ ______.
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