I have explored the SQL Server 2019, Intelligent Query Processing Feature – “Table Variable Deferred Compilation”.
The script contains some theory at the top and links to read.
After that, there are required queries to run on SQL Server 2019.
This way we can see the feature in action and look at it's strengths and caveats.
2020-08-03
1,678 reads
A brand new, high-performing, "GetNumbers" or "fnTallyTable" function that can be used for defeating RBAR.
2020-07-02 (first published: 2016-03-23)
1,410 reads
I bet, each DBA would change some settings after the SQL Server installation as per their company standard . I wrote this PowerShell script for one of my client who has below standards: Port should be 1433, static Disable SQL telemetry* & SQLWriter services Change recovery model to FUll for all databases except tempdb and […]
2020-07-02 (first published: 2020-06-21)
2,714 reads
Lately, I'm dealing with lots of DB migrations and came across situation that I have no proper dynamic script to move DB files to different location. There are an option to proceed manually scripting one by one DB and execute it. Another option is detach attach DB - I'm not a big fan of this […]
2020-07-01 (first published: 2020-06-24)
1,853 reads
Insert multiple rows in the table using insert syntax which is the same as single insert rows. So, we have to use value likewise, single rows than there is the same process but include coma and insert the value of another row in your query. In this paragraph, we were given a syntax with insert […]
2020-06-29
1,316 reads
Avoid conversion errors when using UNION to stack rows from multiple tables.
2020-06-19 (first published: 2020-06-16)
3,958 reads
Check if the SPN is already registered: setspn -l domain\xxxxx If not, run below commands: setspn -A MSSQLSvc/abc.xx.companyname.com:1433 domain\xxxxx setspn -A MSSQLSvc/abc.xx.companyname.com domain\xxxxx setspn -A MSSQLSvc/abc:1433 domain\xxxxx setspn -A MSSQLSvc/ abc domain\xxxxx Verify again, setspn -l domain\xxxxx
2020-06-17 (first published: 2020-06-15)
8,102 reads
One of my client has the requirement to have SQL Service account running with domain account and should not be with local account. You may receive SSPI error after changing it to domain account. In order to fix that issue check my previous blog "How to register SPN for SQL service account" Output:
2020-06-17
1,132 reads
I have found this query valuable. Sometimes you need to see just overall consumption without any detailed information. It is also useful in overall trend analysis and disk space planning.
2020-06-16 (first published: 2020-06-12)
2,220 reads
I have created this script for one of our client, the requirement was all the databases should be in full recovery model and should be monitored. Also, I added other important parameters like AutoShrink, AutoClose etc. Output:
2020-06-16
1,163 reads
By Steve Jones
I type fairly well. Well, I type fast, but I do wear out a...
By ReviewMyDB
Index maintenance has always meant nightly jobs and a window you have to defend....
I’m sure you’ve all heard the tale of Goldilocks and the Three Bears, but...
Comments posted to this topic are about the item SQL Art, Part 4: Happy...
Comments posted to this topic are about the item How We Handled a Vendor...
Comments posted to this topic are about the item Cognitive Coverage
I have this data in the dbo.Commission table in a SQL Server 2022 database.
salesperson commission Brian 12 Brian 16 Andy 7 Andy 14 Andy 21 Steve 20 Steve NULLAll the data is a varchar, and I decide to run this query to get the totals for each salesperson.
SELECT SalesPerson
, AVG(TRY_PARSE(Commission AS int)) AS TotalCommission
FROM commission
GROUP BY SalesPerson
GO
What average commission is calculated for Steve? See possible answers