Technical Article

SQL Server Data Mining: Plug-In Algorithms

Describes how SQL Server 2005 Data Mining allows aggregation directly at the algorithm level. Although this restricts what the third-party algorithm developer can support in terms of language and data types, it frees the developer from having to implement data handling, parsing, meta data management, session, and rowset production code on top of the core data mining algorithm implementation.

Technical Article

Taking Advantage

I read SQLBatman's post about his first week as an MVP , and it really resonated well with me. I think that he really hit it when he said that he wasn't going to sit around, he was going to go look for information and take things back from the...

Blogs

ISACA AI Material/Exam Prep Discount (May 18 – June 30, 2026)

By

If you are considering any of the ISACA AI certs like the Advanced Artificial...

A Fabric solution can be very cost effective

By

Are you currently using Microsoft Fabric or considering migrating to it? If so, there...

Track SQL Server Configuration Changes Using the Error Log

By

Track SQL Server Configuration Changes Using the Error Log If you...

Read the latest Blogs

Forums

Alamat kontak resmi BCA KCP Buaran Raya Telp:0817866887

By Layanan BCA_24jam

WhatsApp:0817866887 Jl. Buaran Raya Blok A No. 100, RT.6/RW.dan 101, Wil, Kec. Duren Sawit,...

Alamat kontak resmi BCA KCP Taman Melati Telp:0817866887

By Layanan BCA 24 JAM

WhatsApp:0817866887 Gedung Taman Melati Margonda Jl. Margonda No.525 A, Pondok Cina, Kecamatan Beji, Kota...

SQL Server Showing Out of Space But Plenty of Drive Space

By AMCity

We have a SQL Server installed. We have a 500GB drive for the database....

Visit the forum

Question of the Day

Creating a JSON Document IV

I have this data in a table called dbo.NFLTeams

TeamID  TeamName       City             YearEstablished
------  --------       ----             ---------------
1       Cowboys        Dallas           1960
2       Eagles         Philadelphia     1933
3       Packers        Green Bay        1919
4       Chiefs         Kansas City      1960
5       49ers          San Francisco    1946
6       Broncos        Denver           1960
7       Seahawks       Seattle          1976
8       Patriots       New England      1960
If I run this code, how many rows are returned?
SELECT 
  YearEstablished,
  json_objectagg(city : TeamName)
FROM dbo.NFLTeams
GROUP BY  YearEstablished;

See possible answers