Stairway to U-SQL Level 7: More Partition Schemes
Following on from our previous introduction to indexes and partition schemes, we review the distribution schemes used by horizontal partitioning.
The Future for Database Administrators
Today Steve Jones talks about the job changes and prospects for those that manage IT systems.
Installing Master Data Services in an AlwaysOn Environment
This article describes a solution for Master Data Service (MDS) hosted on AlwaysOn Availability Group configuration. The article describes how to install and configure SQL 2016 Master Data Services on a SQL 2016 AlwaysOn Availability group (AG). The main purpose of this solution is to improve high availability and disaster recovery of MDS backend data hosted on a SQL Server database.
Security Leaks from Websites
No matter what we do to secure our databases, we need to be sure our applications are well written, both with secure coding, but also good information handling.
Trace Flag 2389 and the new Cardinality Estimator
Erin Stellato shows the combined effect of different versions of the cardinality estimator and trace flag 2389 on an ascending key model.
A Tutorial With the Azure CLI (Command-Line Interface) and Azure SQL Database
In this article, we will show how to install Azure CLI and then create an Azure SQL Server and a SQL Database.
Is Rollback Feasible for Database Changes?
Many of us would like to be sure we could rollback changes made during a deployment if they caused issues. Steve Jones notes that it might not be worth actually building those scripts in advance.
Software Animism
Have you ever accused an application of deliberately trying to make your life a misery? Simple Talk's Tony Davis talks animism in this week's editorial, and wants to hear your stories in the comments for the chance to win a $50 Amazon gift card.
Call for Articles
SQLServerCentral is looking for articles on a few topics. Read more to find out how to submit a draft.
Blogs
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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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