T-SQL

SQLServerCentral Article

T-SQL in SQL Server 2025: Concatenating Strings

  • Article

Like many of you, I have often put strings together (concatenation) with a simple arithmetical operator: +.  We have a few other ways to put strings together, but in SQL Server 2025, we have a new operator that allows us to put strings together. This is the double pipe (||) operator. This article looks at […]

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2025-11-14

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External Article

SQL Server CROSS APPLY and OUTER APPLY Helpful Examples

  • Article

Microsoft introduced the APPLY operator in SQL Server 2005. Similar to a JOIN, it allows correlation between two table expressions. The key difference between the JOIN and APPLY operators is when you have a table-valued expression on the right side and want to evaluate it for each row from the left table expression. Since they produce similar results, when do you choose an APPLY versus a JOIN?

2025-11-07

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Question of the Day

No More Deadlocks

After detecting deadlocks in SQL Server 2025 and lowering the time threshold for detecting future issues, when does the Database Engine return to the 5s default interval?

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