The use of statistics in SQL Server is tightly embedded in the query optimizer and query processor. The creation and maintenance of statistics is usually handled by the SQL Server engine, though many DBAs and developers know that periodically we might need to update those statistics to ensure good performance of queries. SQL Server 2019 gives us more options.
2024-01-09 (first published: 2019-04-01)
3 reads
This Data Saturday Event is being jointly developed by the Albuquerque Data Platform Users Group, Arizona Data Platform Users Group, and the Santa Fe Data Platform Users Groups. This event will include sessions on many Microsoft Data Platform related topics. Join us on May 15, 2021.
2024-01-09 (first published: 2021-05-14)
Learn about best practices for developing SSIS packages that you want to execute from SQL Server Agent and the steps to follow.
2024-01-09 (first published: 2020-12-01)
Our annual mental health and wellness day is slated to happen on 8th April 2022. We have a fantastic lineup,schedule as below. For more details on speakers and sessions refer to our blog post here.
2024-01-09 (first published: 2022-04-08)
SQL Server post migration step is very crucial for reconciling any data accuracy and completeness, as well as uncover performance issues with the workload.
2024-01-09 (first published: 2022-10-10)
In this article, we are going to learn the basics of SQL unit testing and how to write a SQL unit test through the tSQLt framework.
2024-01-09 (first published: 2023-09-08)
In this article, learn how to control access levels to various data and parts of Power BI reports using row-level security as well as column and object-level security.
2024-01-09 (first published: 2023-06-19)
This article shows how to use Python to access data in SQL Server and produce a K-Means analysis with a chart.
2024-01-08
3,177 reads
Imagine this: you have several directories full of SQL script files, and you need to know where a certain table is used. You’d rather like the context too, so you can check the whole SQL Expression and work out why it is running so slowly.
2024-01-08
Introduction This article celebrates a classic algorithm [1] of Dijkstra (1930 – 2002) which finds a path of minimal cost between any pair of nodes in an undirected graph. His procedure is widely recognized as a fundamental tool for examining communication and transportation networks (eg. Google Maps) and is surprisingly simple. By his own admission, […]
2024-01-05
8,581 reads
When mirroring was first released for Azure SQL Database, it used Change Data Capture...
By Steve Jones
One of the things I’ve tried hard to do in database development situations if...
By DataOnWheels
The T-SQL Tuesday topic this month comes James Serra. What career risks have you...
This delightful corner of our community celebrates the lighter, funnier side of artificial intelligence,...
We have two "identical" instances of an ASP.NET web service (or so I have...
Comments posted to this topic are about the item OPENQUERY Flexibility
Which of these are valid OPENQUERY() uses?
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