How to view logs in sqlserver

SQL Server logs can be viewed through SQL Server Management Studio (SSMS), T-SQL scripts, and PowerShell. Filters can be used to find specific log entries, including entry type, time range, source, and text content.

How to view logs in SQL Server

Direct way: Using SQL Server Management Studio (SSMS )

1. Open SSMS and connect to the SQL Server instance.
2. Expand the database node in "Object Explorer".
3. Right-click on the database and select "Tasks" > "View Log".
4. In the Log File Viewer window, you can use filter and sorting options to find specific log entries.

By command: using T-SQL

You can use the following T-SQL script to query SQL Server logs:

<code>SELECT
    EntryType,
    Time,
    Source,
    Text
FROM
    sys.fn_dblog(NULL, NULL)
ORDER BY
    Time DESC;</code>

Using PowerShell

You can run the following PowerShell script to export SQL Server logs to a text file:

<code>$serverInstance = "YourServerInstance"
$databaseName = "YourDatabaseName"
$logFile = "C:\Path\To\Log.txt"

Invoke-Sqlcmd -ServerInstance $serverInstance -Database $databaseName -Query "SELECT * FROM sys.fn_dblog(NULL, NULL)" -OutFile $logFile</code>

Find specific log entries

Filter below can be used to find specific log entries:

• EntryType: Errors, warnings, messages, etc.
• Time: The time the log entry occurred Scope
• Source: The source of the log entry (e.g. database engine, connection, etc.)
• Text: The text content of the log entry

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