Point out the correct statement.(a) The Database Engine supports two types of checkpoints(b) Long-running uncommitted transactions decrease recovery time for all types of checkpoints(c) Log truncation deletes inactive virtual log files from the logical transaction log of a SQL Server database(d) All of the mentionedI have been asked this question at a job interview.This intriguing question comes from Working With Transaction Log topic in section Performance Tuning and Optimization of SQL Server

Point out the correct statement.(a) The Database Engine supports two t

1.	Point out the correct statement.(a) The Database Engine supports two types of checkpoints(b) Long-running uncommitted transactions decrease recovery time for all types of checkpoints(c) Log truncation deletes inactive virtual log files from the logical transaction log of a SQL Server database(d) All of the mentionedI have been asked this question at a job interview.This intriguing question comes from Working With Transaction Log topic in section Performance Tuning and Optimization of SQL Server
Answer» The correct choice is (c) Log truncation DELETES inactive virtual log files from the LOGICAL transaction log of a SQL Server database The best I can explain: Log truncation FREES space in the log file for reuse by the transaction log.

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