As a developer, if you need to go into the database and write queries, design tables, or determine the configuration of your SQL Server Systems, these tips should help make sure you're not unnecessarily sacrificing database performance. This eBook has 45 easy tips to improve the performance of your indexes and T-SQL queries, and hunt down problems within ORM tools and database design.
Microsoft is releasing SQL Server 2014 with a new set of In-Memory OLTP features to significantly improve the OLTP performance and reduce the processing time for servers with a large amount of memory and multi-core processors. Check out this tip to learn more.
Use CMS and Extended Properties to store information about multiple servers, including the stakeholders who should know about any maintenance you are planning.
In this series of short articles, we lift the hood of the SQL Server Optimizer to examine a few of the many clever tricks used to optimize query performance. In Part I, we look at partial aggregate operators – an extremely clever way of downsizing certain large joins into much smaller (and faster) joins.
Steve Jones looks back at 2013, starting with his predictions on Jan 1 and looking at how data and SQL Server impacted our community.
How to use Profiler to generate TSQL scripts that can be modified and automated to run as a server-side trace
Big data is now a standard part of information technology architecture for most large organizations. As a database administrator, with the holiday season upon us, I have the following items and notions on my holiday wish list. Here's hoping that I am gifted one or more of these; each one gives me something that I want or need.
Learn how to create and use templates in BIDS in this short SQL Spackle article.
By Steve Jones
This month we have a new host, Meagan Longoria, who graciously agreed to help...
By Steve Jones
I’m at the UK Redgate office today, meeting with senior leaders in all areas...
Optimizing Azure SQL Database performance often begins with identifying the most resource-intensive queries. Understanding...
Comments posted to this topic are about the item Creating a JSON Document IV
By VishnuGupthanSQLPowershellDBA
Comments posted to this topic are about the item Restoring Azure Key Vault Keys...
When the schema of an object is changed, SQL Server wipes out the previous...
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