The SQL Server LAG Function
The LAG function can really improve performance over the old double JOIN.
2019-01-21 (first published: 2019-01-14)
3,384 reads
The LAG function can really improve performance over the old double JOIN.
2019-01-21 (first published: 2019-01-14)
3,384 reads
Scalar functions in Query Plans just don't always show the whole story!
2018-06-04
909 reads
Covering indexes help UPDATE performance also
2018-05-15
12,451 reads
A start at identifying and creating TSQL statements for tables that may benefit from compression.
2011-01-13
4,531 reads
By Chris Yates
The Castle and the Keys Imagine your Azure SQL environment as a sprawling digital...
By Steve Jones
I think we might have forgotten this a bit, but on one of the...
By Brian Kelley
I refresh my test SQL Servers at least monthly with a fresh VM. Setting...
We are using MySQL version 5.6 in our Windows Server 2012 R2 environment. We...
We have created a parent table, child table & Audit log table in SQL...
Comments posted to this topic are about the item Change Tracking Default Retention
I run this command on my SQL Server 2022 database:
ALTER DATABASE AdventureWorks2017 SET CHANGE_TRACKING = ON;What is the default data retention period? See possible answers