SQL Server From .Net: Building a DataSet with Code
A basic introduction for developers about working with the DataSet object in ADO.Net to represent objects in a SQL Server database, and some of the options available.
Hash Join Memory Grant Factors
Remember when that old DBA told you not to SELECT *? Erik Darling explains why.
Missing Index Impact and Join Type
Erik Darling shows how missing index requests have different impact numbers depending on the query's join type.
Stairway to Advanced T-SQL Crossword
This crossword puzzle is based on the contents of the Stairway to Advanced T-SQL.
SQL Server Graph Databases – Part 3: Modifying Data in a Graph Database
Modifying data in Graph Database tables is similar to working with traditional tables, but there are several things to consider. Robert Sheldon explains how to insert, update, and delete rows of Graph Database tables and explains how to use several new helper functions.
Cloud Snake Oil
The Cloud isn't always what it seems and Steve notes that paying attention to finances might be the most important thing.
Alerts and Notfications for SQL Server Login, Database User and Role Membership Changes
Check out these scripts to create SQL Server jobs and Alerts when a login is created or dropped, a database user is added or dropped and when logins are added or removed from server roles or users are added or removed from database roles.
Blogs
PlanTrace: Stop Reading Redshift EXPLAIN Plans. Start Seeing Them
PlanTrace: Stop Reading Redshift EXPLAIN Plans. Start Seeing Them Introducing PlanTrace — a free, browser-based...
A Cloud Dependency Failure from Amazon
By Steve Jones
I went to sleep while reading a Kindle book on my phone. I know...
Deploying AI in logistics (the unfiltered version)
A conversation with Jan Laš, CIO at HOPI, about what deploying a data agent...
Forums
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Question of the Day
Creating a JSON Document III
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 TOP 2
json_objectagg('Team' : TeamName)
FROM dbo.NFLTeams;
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