Check health and status of Availability Group using DMVs

-- Health and status of WSFC cluster. These two queries work only if the WSFC has quorumSELECT*FROMsys.dm_hadr_clusterSELECT*FROMsys.dm_hadr_cluster_members

-- Health of the AGsSELECT...

Gather Always On Configuration using a DMV query

If you were like me, you would know your AG configuration by heart. However, what if you get busy with...

How to find out whether your database is transactional, analytical or hybrid?

If you are a DBA, especially Infrastructure DBA, Production DBA or Operations DBA then you don't necessarily always know what...

Get SQL server database size, location and volume info using DMVs

SELECT * FROM sys.master_files AS f 
CROSS APPLY sys.dm_os_volume_stats(f.database_id, f.file_id) v; 

GUID or Integer Primary Key?

If you are designing a new data model or maybe you are looking to improve an...

Easy to use WMI commands to query windows system

WMI has been around for a while and it has grown significantly over the years. With Microsoft's focus on powershell,...

SQL query to shrink all log files on sql instance

USE master

exec sp_MSforeachdb '

use [?]
 print ''?''
 print cast(databasepropertyex(''?'', ''Updateability'') as varchar(200))

 if databasepropertyex(''?'', ''Updateability'') = ''READ_WRITE ''

   dbcc shrinkfile(2,1)

'

T-SQL Developer Interview Questions with Answers

What SQL command do you use to pull and filter data from a table ?  

SELECT [Column List] FROM [Table Name]...

Generate SQL script to extract user permissions from a SQL database

When you restore a database, it will also restore all permissions along with it. But what if you are restoring...

How to check whether and when sql index statistics were updated last time?

I was working for a client on their very critical and heavily used database.  The application was an E-commerce website...