BI SQL # 256 : SQL Server DBA Scripts : Check VLF Counts in Database

Hi Folks,

In this article we are going to cover How to Check VLF Counts in Database.

In this post we are going to discuss following points:

• Problem Statement of SQL Script:
• Description of SQL Script:
• SQL Script Output Column
• SQL Script Code
• SQL Script Output Screenshot
• User Level to execute

Problem Statement of SQL Script:

How to Find VLF Counts in Database?

Description of SQL Script:

This script will Find VLF Counts in Database.

SQL Script Output Column

SQL Script Code

CREATE TABLE #stage (
    FileID INT
    ,FileSize BIGINT
    ,StartOffset BIGINT
    ,FSeqNo BIGINT
    ,[Status] BIGINT
    ,Parity BIGINT
    ,CreateLSN NUMERIC(38)
    );

CREATE TABLE #results (
    Database_Name SYSNAME
    ,VLF_count INT
    );

EXEC sp_msforeachdb 
    N'Use ?; 
            Insert Into #stage 
            Exec sp_executeSQL N''DBCC LogInfo(?)''; 
 
            Insert Into #results 
            Select DB_Name(), Count(*) 
            From #stage; 
 
            Truncate Table #stage;'

SELECT *
FROM #results
ORDER BY VLF_count DESC;

DROP TABLE #stage;

DROP TABLE #results;

SQL Script Output Screenshot

User Level to execute

300

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