Recompile Monitoring using XEvents
How recompiles can hurt you, and how you can hunt them down using sql_statement_recompile.
2016-03-07
32 reads
How recompiles can hurt you, and how you can hunt them down using sql_statement_recompile.
2016-03-07
32 reads
What servers need the most attention when it comes to I/O? When I increase the memory on a server what...
2016-02-29
937 reads
What servers need the most attention when it comes to I/O? When I increase the memory on a server what effect does it have on I/O? What was it...
2016-02-29
20 reads
Database servers have to wait on different resources, and these waits are huge to the performance of SQL Server. Sometimes...
2016-02-22
688 reads
Database servers have to wait on different resources, and these waits are huge to the performance of SQL Server. Sometimes something changes without our knowledge and is running differently...
2016-02-22
26 reads
Files in SQL Server need to grow as the database grows, and in very specific circumstances need to be shrunk...
2016-02-15
1,287 reads
When should you shrink your log files and what does it mean to performance?
2016-02-15
121 reads
Virtual Log Files (VLFs) split a physical database log file into smaller segments, which are required for how log files...
2016-02-08
799 reads
Transaction logs are split into VLFs which affects performance. How large are yours and what does that mean for you?
2016-02-08
85 reads
I see TempDB using more memory than I feel it should and found a way to resolve it. Previously I...
2016-02-05 (first published: 2016-02-01)
2,745 reads
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...
My mugI grew up surrounded by coffee farms in Guatemala and somehow spent most...
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