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)
3,490 reads
The LAG function can really improve performance over the old double JOIN.
2019-01-21 (first published: 2019-01-14)
3,490 reads
Scalar functions in Query Plans just don't always show the whole story!
2018-06-04
918 reads
Covering indexes help UPDATE performance also
2018-05-15
12,497 reads
A start at identifying and creating TSQL statements for tables that may benefit from compression.
2011-01-13
4,541 reads
By Steve Jones
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In SQL Server 2025, what is returned by this code:
SELECT EDIT_DISTANCE('tim', 'tom')
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