SQL Server: Performance Tuning :Understanding Set Statistics Time output
In the last post we have discussed about Set Statistics IO and how it will help us in the performance tuning....
2013-07-17
19,713 reads
In the last post we have discussed about Set Statistics IO and how it will help us in the performance tuning....
2013-07-17
19,713 reads
Statistics is the one of the important factor which helps the optimizer to choose the right execution plan.At the same time, many of us (so called DBA) will not...
2013-07-11
48 reads
Statistics is the one of the important factor which helps the optimizer to choose the right execution plan.At the same...
2013-07-10
972 reads
In the last post, we have discussed about the auto create and auto update property of the statistics. Do we...
2013-07-09 (first published: 2013-07-02)
4,941 reads
In the last post, we have discussed about the auto update statistics threshold and concluded that auto updated statistics threshold are good enough to get optimal performance in some workload. In...
2013-07-09
36 reads
In the last post, we have discussed about the auto update statistics threshold and concluded that auto updated statistics threshold are good...
2013-07-08
1,636 reads
In the last post, we have discussed about the auto create and auto update property of the statistics. Do we really need to do manual statistics maintenance to keep...
2013-07-03
64 reads
In the last posts, we have discussed about the histogram ,density vector and how SQL server use the statistics information in cardinality estimation. In this post let us discuss about how the...
2013-07-02
148 reads
In the last posts, we have discussed about the histogram ,density vector and how SQL server use the statistics information...
2013-07-01
1,526 reads
In the Part 1 about SQL server Statistics, we have discussed about density vector information stored in the the statistics. In...
2013-06-27
16,289 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