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Technical Article

New Isolation Levels Available in SQL Server 2005

One of the more mysterious features of SQL Server is isolation levels. Whenever a statement is executed, or a data modification is made, it runs under the influence of an isolation level. Traditionally, SQL Server has supported four isolation levels. In SQL Server 2005, two new isolation levels are introduced.

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2008-02-27 (first published: )

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Technical Article

Writing Outer Joins in T-SQL

Occasionally someone will ask for my help with a query and say that both a right outer join and a left outer join was tried, and still the expected results were not achieved. That made me realize that some developers do not completely understand outer joins and that an article explaining how to use them might help.

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2008-02-27

7,220 reads

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RegEx Functions I

By Steve Jones - SSC Editor

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Question of the Day

RegEx Functions I

Which of these RegEx functions need compatibility level 170 in SQL Server 2025?

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