How Can You View Your MSSQL Query History?

You might want to know how to view the history of your MSSQL queries. This is a common need among database users who want to keep track of executed queries. MSSQL offers an easy way to access your query history.

MSSQL Query History

MSSQL records all the queries executed on the server. This history is useful for troubleshooting, analyzing performance, or tracking commands run by users.

Accessing Your Query History

To view your MSSQL query history, use the sys.dm_exec_query_stats dynamic management view. This view contains various statistics about recently executed queries. Run the following query to retrieve your query history:

Copy code
SELECT
    creation_time,
    last_execution_time,
    query_sql_text = SUBSTRING(text, (statement_start_offset / 2) + 1, 
        ((CASE statement_end_offset
            WHEN -1 THEN DATALENGTH(text)
           ELSE statement_end_offset
        END - statement_start_offset) / 2) + 1),
    execution_count,
    total_worker_time,
    total_physical_reads,
    total_logical_writes,
    total_logical_reads
FROM
    sys.dm_exec_query_stats
CROSS APPLY
    sys.dm_exec_sql_text(sql_handle)

This query returns details about executed queries, including creation time, last execution time, SQL text, execution count, and various performance metrics.

Monitoring Query Performance

Reviewing your query history helps identify resource-intensive queries or performance issues. This information is valuable for optimizing queries and enhancing overall database performance.

You can also use tools like SQL Server Management Studio (SSMS) to view graphical execution plans for your queries. These plans offer insights into query execution and areas for potential optimization.

Keeping Your Query History Secure

Keep in mind that query history may contain sensitive information, such as passwords or confidential data. Secure access to your query history and grant permissions only to authorized users who need to view this information.

Viewing your MSSQL query history helps you understand database usage, identify performance bottlenecks, and optimize queries for better efficiency. Utilize features like the sys.dm_exec_query_stats view and SQL Server Management Studio for easy access and analysis of your query history.