What is DB transaction log?

Question

In the field of databases in computer science, a transaction log (also transaction journal, database log, binary log or audit trail) is a history of actions executed by a database management system used to guarantee ACID properties over crashes or hardware failures.

What is transaction log in database?

A transaction log is a file – integral part of every SQL Server database. It contains log records produced during the logging process in a SQL Server database. The transaction log is the most important component of a SQL Server database when it comes to the disaster recovery – however, it must be uncorrupted.

How do I find DB logs?

View Log Files1Right-click SQL Server Logs, point to View, and then click either SQL Server Log or SQL Server and Windows Log.2Expand SQL Server Logs, right-click any log file, and then click View SQL Server Log. You can also double-click any log file.Open Log File Viewer - SQL Server | Microsoft Docs

What is database transaction example?

Any logical calculation done in a consistent mode in a database is known as a transaction. One example is a transfer from one bank account to another: the complete transaction requires subtracting the amount to be transferred from one account and adding that same amount to the other.

What is a transaction log backup?

What Is a Transaction Log Backup? Transaction log backup is a backup technique that requires the copy of a transaction log. With it, you can recover the database to any point in time since the last T-log backup. You need to perform a full backup before you can create any T-log backups.

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