T-SQL

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Questions About T-SQL Transaction Isolation Levels You Were Too Shy to Ask

  • Article

Every time you access a relational database to make a query, you have an important decision to make: What is the appropriate isolation level for your query? If you get this wrong, the consequences can be serious. Deadlocks, Dirty reads, Non-repeatable reads, or poor performance. We're in luck, because Robert Sheldon once more answers those questions that are awkward to ask in public.

2014-12-18

12,150 reads

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Question of the Day

The String Distance I

In SQL Server 2025, what is returned by this code:

SELECT EDIT_DISTANCE('Steve', 'Stan')
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