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Questions About Amazon Data Migration Service (AWS DMS) That You Were Too Shy to Ask

Can you imagine it? You are in a group of smart database people, and they are debating the finer points about AWS DMS, and you don't even know what the letters stand for. You just feel too shy to ask those basic questions that seem ridiculous once you're up to speed. Laerte Junior answers all the questions you need answers for when facing the prospect of getting familiar with Amazon's useful Database Migration Service.

2017-12-29

5,408 reads

External Article

Quickly Restricting Database Access

There may be times when you need to perform maintenance against a database that requires you to keep normal database users from connecting to your database while the maintenance is being performed. You want to stop users from connecting right away, but you want the database to be in a state that you can perform maintenance.

2017-12-28

5,508 reads

External Article

Still More SQL Server Features that Time Forgot

As the final entry in this series, Robert Sheldon leads you through a group of forgotten features that have been removed from recent versions of SQL Server. In some cases, the features were widely used and often loved, while others had lost their usefulness over the years or were replaced with something much better. In this article, he remembers Data Transformation Services (DTS), a handful of DBCC commands, a few utilities, Active Directory Helper Service, English Query, Web Assistant, SQL Mail, Native XML Web Services, Notification Services, SQL Distributed Management Objects, Surface Area Configuration Tool, and the Pubs and Northwind databases.

2017-12-20

3,745 reads

External Article

Understanding Migration from SQL Server to SQL Server 2017 using Data Migration Assistant

You can use the Data Migration Assistant (DMA) tool to migrate your SQL Server instance to an on-premise SQL Server 2017 or to Azure SQL Database. DMA analyzes data migration issues and provides recommendations to resolve them. Read on learn about the features of DMA and how DMA eases your SQL Server instance migration as well as reduces overall risks, allowing you to complete the migration successfully.

2017-12-19

3,471 reads

External Article

Summarizing Data Using the GROUPING SETS Operator

Writing aggregate queries is one of the most important tasks for anyone working with T-SQL. Determining the expressions required in the GROUP BY clause is not that difficult, but what do you do if you need to include different combinations of group by expressions in the same result set? Alfonso demonstrates how to use the GROUPING SETS operator to accomplish this task.

2017-12-18

4,860 reads

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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      1960
If I run this code, how many rows are returned? 
SELECT TOP 2 
  json_objectagg('Team' : TeamName)
FROM dbo.NFLTeams;

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