The next example is how to do a ROW_NUMBER(), my favourite window function.
T-SQL SELECT *, ROW_NUMBER() OVER(ORDER BY dateTime) as RowNumber FROM chicago.safety_data Spark SQL SELECT *, ROW_NUMBER() OVER(ORDER...
2021-01-18
425 reads
When I first started working with Apache Spark, one of the things I struggled with was that I would have some variable or data in my code that I...
2021-01-17
9 reads
When I first started working with Apache Spark, one of the things I struggled with was that I would have some variable or data in my code that I...
2021-01-17
47 reads
in my last post I wrote about thinking of the tools as being a separate thing from the event. Not a complicated concept, but does it matter? Maybe. Let...
2021-01-16
7 reads
I think our profession was the better for having a professional association, even if it never quite did as much as I wanted it to. I put a lot...
2021-01-16
179 reads
I think our profession was the better for having a professional association, even if it never quite did as much as I wanted it to. I put a lot...
2021-01-16
5 reads
There has been a lot of noise over the last few weeks since it was announced that due to financial constraints related to canceling the in-person Summit due to...
2021-01-15
75 reads
SharePoint lists are popular and simple tools for storing modestly-sized discrete sets of data. SQL Server Integration Services (SSIS) includes a source component to allow reading data from SharePoint...
2021-01-15 (first published: 2021-01-09)
4,431 reads
I started to add a daily coping tip to the SQLServerCentral newsletter and to the Community Circle, which is helping me deal with the issues in the world. I’m...
2021-01-15
14 reads
Today is the last day that the PASS and SQL Saturday websites will be active. It’s possible that they will be shut down as this post gets published, and...
2021-01-15
37 reads
By Vinay Thakur
In previous posts, we looked at the SQL Server engine. for us DBAs, the...
By Arun Sirpal
You have used Claude. But which Claude? The Claude app (claude.ai, the desktop and...
By Steve Jones
This month we have a new host, Meagan Longoria, who graciously agreed to help...
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Comments posted to this topic are about the item 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 1960If I run this code, how many rows are returned?
SELECT YearEstablished, json_objectagg(city : TeamName) FROM dbo.NFLTeams GROUP BY YearEstablished;See possible answers