Announcing the 5th Edition of SQL Server 2017 Query Performance Tuning
I am quite excited to announce that the latest, most up to date, and by far the largest, copy of...
2018-09-18
339 reads
sp_translate, A Universal Translator in SQL Server. Just One Example Of How Powerful the Python/SQL Partnership Can Be.
In my recent post, Installing External Modules into SQL Server’s Python I had a look at just how simple it is to...
2018-09-18
602 reads
Check if any database has auditing configured
Here is a DMV script to check whether a or any database has the auditing configured and running, along with...
2018-09-18
776 reads
Find Orphaned databases in SQL Server
Do you ever wonder if there are any databases in your environment that may just be there but not being...
2018-09-18
187 reads
Find Most executed queries
SELECT TOP 50
QueryState.execution_count
,OBJECT_NAME(objectid)
,query_text = SUBSTRING(
qt.text,
QueryState.statement_start_offset/2,
(CASE WHEN QueryState.statement_end_offset = -1
THEN len(convert(nvarchar(max), qt.text)) * 2
ELSE QueryState.statement_end_offset
END - QueryState.statement_start_offset)/2)
,qt.dbid
,dbname = db_name(qt.dbid)
,qt.objectid
FROM sys.dm_exec_query_stats QueryState
CROSS APPLY sys.dm_exec_sql_text(QueryState.sql_handle) as qt
ORDER BY...
2018-09-18
2,113 reads
Extracting JSON Values Longer Than 4000 Characters
A while back I built an automated process that parses JSON strings into a relational format.
Up until recently this process...
2018-09-18
1,665 reads
Extracting JSON Values Longer Than 4000 Characters
Watch this week's video on YouTube
A while back I built an automated process that parses JSON strings into a relational format.
Up until recently this process had been working great:...
2018-09-18
12 reads
Extracting JSON Values Longer Than 4000 Characters
Watch this week's video on YouTube
A while back I built an automated process that parses JSON strings into a relational format.
Up until recently this process had been working great:...
2018-09-18
14 reads
Get all queries running against any specific table
/*Get list of all queries hitting any specific tables*/SELECT DISTINCT TOP 100ProcedureName = OBJECT_SCHEMA_NAME(sqlTxt.objectid) + '.' + OBJECT_NAME(sqlTxt.objectid),SQLStatement = SUBSTRING(sqlTxt.Text,(QueryState.statement_start_offset/2)+1,CASE QueryState.statement_end_offsetWHEN -1 THEN DATALENGTH(sqlTxt.text)ELSE QueryState.statement_end_offsetEND...
2018-09-18
3,891 reads
A Summit Contest for registering by Sept 22
If you haven’t registered for the 2018 PASS Summit and plan to go, you might press to get registration done...
2018-09-17
873 reads
Blogs
How to Clear the SSMS Cache (SSMS 21 and Later)
By SQLPals
How to Clear the SSMS Cache (SSMS 21 and Later) Updated...
The flight recorder: Replaying what an AI agent did on my SQL Server
By Arun Sirpal
“What exactly did it do on my server?” is the first question a DBA...
Announcements from the Microsoft Fabric Community Conference — Barcelona 2026
By James Serra
Microsoft shared a broad set of Fabric, Power BI, and SQL updates at FabCon...
Forums
Let's Talk Certifications
Comments posted to this topic are about the item Let's Talk Certifications
The Hidden Security Risks of Role Combination in SSAS Tabular
Comments posted to this topic are about the item The Hidden Security Risks of...
The Empty Aggregate
Comments posted to this topic are about the item The Empty Aggregate
Question of the Day
The Empty Aggregate
I have this table in a SQL Server 2025 database:
CREATE TABLE [dbo].[CustomerOrder] ( [OrderID] [int] NULL, [CustomerID] [int] NULL, [total] [money] NULL ) ON [PRIMARY] GOWhat is returned from this code? (answers are for the sum and then the count)
SELECT SUM(total) AS sum,
COUNT(total) AS count
FROM dbo.CustomerOrder;
See possible answers