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)
3,417 reads
The LAG function can really improve performance over the old double JOIN.
2019-01-21 (first published: 2019-01-14)
3,417 reads
Scalar functions in Query Plans just don't always show the whole story!
2018-06-04
910 reads
Covering indexes help UPDATE performance also
2018-05-15
12,467 reads
A start at identifying and creating TSQL statements for tables that may benefit from compression.
2011-01-13
4,535 reads
By gbargsley
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When Azure SQL Database was originally released, the MAXDOP was set to 0 for each new database. In Oct 2025, what is the default value for Azure SQL databases?
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