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  • Performance Tuning

    String Split Function in SQL Server

    February 12, 2020 /

    Did you know that a native STRING_SPLIT function built into SQL Server was added into SQL Server 2016? As a consultant I see so much code that call out to a scalar function that are used to split out string delimited variables into a usable list. For those that use this method I suggest you look at this function. STRING_SPLIT is a table valued function that returns a single column of your string values split out by the delimiter. This is an unusual bit of T-SQL, in that compatibility level 130 or higher is required for its use (Microsoft didn’t want to induce breaking changes into existing user code). Using…

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    Monica Morehouse (Rathbun)

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Monica Morehouse (Rathbun)

Microsoft MVP, Performancing Tuning Expert, Leader Hampton Roads SQL Server User Group, Read More…

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Top Posts & Pages

  • DMV’s for the Beginner
    DMV’s for the Beginner
  • Understanding Columnstore Indexes in SQL Server Part 1
    Understanding Columnstore Indexes in SQL Server Part 1
  • What’s a Key Lookup?
    What’s a Key Lookup?
  • Resizing Tempdb (When TEMPDB Wont Shrink)
    Resizing Tempdb (When TEMPDB Wont Shrink)
  • Understanding Columnstore Indexes in SQL Server Part 2
    Understanding Columnstore Indexes in SQL Server Part 2
  • Memory Optimized Tables in SQL Server
    Memory Optimized Tables in SQL Server
  • Please Don’t Do This! Default Index Fill Factor
    Please Don’t Do This! Default Index Fill Factor
  • Why DBAs Still Need to Know the Foundations of SQL Server
    Why DBAs Still Need to Know the Foundations of SQL Server
  • Back to Basics: Why not parameterize?
    Back to Basics: Why not parameterize?
  • Keep It Simple Stupid
    Keep It Simple Stupid
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