When do Distribution Statistics Get Updated?
Statistics objects are important to us for allowing SQL to make good estimates of the row-counts involved in different parts...
2017-07-05
765 reads
Statistics objects are important to us for allowing SQL to make good estimates of the row-counts involved in different parts...
2017-07-05
765 reads
I was discussing Cardinality Estimation with a colleague recently and the question came up, what cardinality does SQL Server use...
2019-04-26 (first published: 2017-06-28)
2,866 reads
Cardinality
This is a term originally from Mathematics, generally defined as “The number of objects in a given set or grouping”....
2019-04-26 (first published: 2017-06-20)
5,789 reads
What is an Index?
We often hear indexes explained using the analogy of an index in the back of a book....
2017-06-12
1,574 reads
This is the first in what I hope will be a semi-regular series of recreational puzzles where SQL can be...
2017-06-07
1,546 reads
In this post we’re going to create some encrypted columns in a table in a test database and look at...
2017-06-06
10,275 reads
In the last post we looked at using the STATISTICS IO and STATISTICS TIME commands to measure query performance.
If you’ve...
2019-04-26 (first published: 2017-05-31)
2,210 reads
Always Encrypted on SQL 2016 is pretty easy to set up. There’s even a single wizard to guide you through...
2019-04-26 (first published: 2017-05-30)
8,321 reads
Parallelism and MAXDOP
There’s no doubt that parallelism in SQL is a great thing. It enables large queries to share the...
2017-05-26
5,279 reads
When running workshops on the subject of SQL Query Performance the first question I always ask is how do we measure...
2019-04-26 (first published: 2017-05-24)
35,419 reads
By Steve Jones
This value is something that I still hear today: our best work is done...
By gbargsley
Have you ever received the dreaded error from SQL Server that the TempDB log...
By Chris Yates
Artificial intelligence is no longer a distant concept. It is here, embedded in the...
Hi everyone I am writing an SP where there is logic inside the SP...
Comments posted to this topic are about the item Planning for tomorrow, today -...
We have a BI-application that connects to input tables on a SQL Server 2022...
I try to run this code on SQL Server 2022. All the objects exist in the database.
CREATE OR ALTER VIEW OrderShipping AS SELECT cl.CityNameID, cl.CityName, o.OrderID, o.Customer, o.OrderDate, o.CustomerID, o.cityId FROM dbo.CityList AS cl INNER JOIN dbo.[Order] AS o ON o.cityId = cl.CityNameID GO CREATE OR ALTER FUNCTION GetShipCityForOrder ( @OrderID INT ) RETURNS VARCHAR(50) WITH SCHEMABINDING AS BEGIN DECLARE @city VARCHAR(50); SELECT @city = os.CityName FROM dbo.OrderShipping AS os WHERE os.OrderID = @OrderID; RETURN @city; END; goWhat is the result? See possible answers