SQL Server :Part 1 : Architecture of Transaction Log
In our earlier post, we have discussed in detail about the architecture of the data file and different types of...
2013-09-30
10,021 reads
In our earlier post, we have discussed in detail about the architecture of the data file and different types of...
2013-09-30
10,021 reads
In our earlier posts , we have discussed about various types pages in details. In this post let us discuss about the organization of the data file.In other words...
2013-09-03
831 reads
In our earlier posts , we have discussed about various types pages in details. In this post let us discuss about...
2013-09-02
2,643 reads
In the last post , we have discussed about the Differential Change Map pages and how it is utilized in the differential backup process.In this post, let us try to...
2013-07-25
43 reads
In the last post , we have discussed about the Differential Change Map pages and how it is utilized in the...
2013-07-24
3,774 reads
In our earlier posts, we have discussed about different types of pages.Data Pages, GAM and SGAM,PFS page and IAM page. In this post, we will try to understand the Differential Change...
2013-07-24
1,808 reads
Performance tuning is one of the important task of DBA. Many times people comes to us with different types of...
2013-07-24 (first published: 2013-07-16)
4,010 reads
In our earlier posts, we have discussed about different types of pages.Data Pages, GAM and SGAM,PFS page and IAM page. In this...
2013-07-23
2,241 reads
In the last post we have discussed about Set Statistics IO and how it will help us in the performance tuning. In this post we will discuss about the Set...
2013-07-18
85 reads
Performance tuning is one of the important task of DBA. Many times people comes to us with different types of performance issue.To handle all these, we should have...
2013-07-17
53 reads
Disclaimer: The following is built with Claude Code. Just need to justify my $100/mo...
By Brian Kelley
I developed these rules a while back, before COVID. I had a period of...
By Steve Jones
Someone asked why I would use TRY_PARSE after I posted a question at SQL...
I have a table that ends in ON [PRIMARY] TEXTIMAGE_ON [PRIMARY]. I'm about to...
Comments posted to this topic are about the item OUTER APPLY Fundamentals: Part 2
Comments posted to this topic are about the item Building Great Software
I have this data in the OrderHeader table in a SQL Server 2025 database (ordered by CustomerID ASC):
orderid orderdate customerid complete 3 2025-05-10 00:00:00.0002 1 21 2024-01-10 00:00:00.0003 1 15 2023-10-28 00:00:00.0004 1 13 2025-03-08 00:00:00.0006 1 11 2024-04-02 00:00:00.0007 1If I run this query, how many rows are returned?
SELECT * from dbo.OrderHeader where customerid between 3 and '6'See possible answers