Azure Data Factory (ADF) is a cloud based data integration service that allows you to create data-driven workflows in the cloud for orchestrating and automating data movement and data transformation. Azure Data Factory does not store any data itself. but it allows you to create data-driven workflows to orchestrate the movement of data between supported […]
2021-03-01
11,511 reads
R has a package called sqldf that allows developers to manipulate data inside a dataframe in the same way a SQL developer queries a SQL table which we will cover with examples in this article.
2021-03-01
Monitoring your SQL Server is important. This article examines one of the metrics you might want to keep an eye on.
2021-02-26 (first published: 2019-02-26)
45,373 reads
How to customize a database deployment process using Flyway, demonstrating how to incorporate tasks such stamping a version number into the latest database build, or writing to the SQL Server log.
2021-02-26
Folks sometimes ask, “When a table has more indexes, and SQL Server has more decisions to make, does that slow down execution plan generation?”. Brent Ozar talks through his response in this article.
2021-02-26
A good example where the Query optimizer picks the wrong query plan and suggested index.
2021-02-25
5,009 reads
There is more to DevOps than tools and automation. In this article, Robert Sheldon explains how to create a DevOps culture based on collaboration.
2021-02-25
Robert Sheldon demonstrates how to start automating data comparisons between two databases, from the Windows command line or PowerShell. With a single command, you can easily compare and sync data such as test data sets, or static data used for reference or lookup purposes.
2021-02-24
Learn about the core SQL Server concepts to build your skill set including the architecture, database design, development, administration and more.
2021-02-24
Introduction Relational database design helps to create a set of relations and tables, which are connected with each other through some defined relationships. The main purpose of relational database design is to preserve the information and minimize data redundancy. We need to follow some design guidelines for relational schemas to maintain the quality of the […]
2021-02-23
5,311 reads
By Chris Yates
There was a time when the Chief Data Officer lived in the shadows of...
By Rayis Imayev
"But I don’t want to go among mad people," Alice remarked."Oh, you can’t help...
By Steve Jones
I saw some good reviews of the small gemma3 model in a few places...
Comments posted to this topic are about the item Create an HTML Report on...
Comments posted to this topic are about the item We Should Demand Better
Comments posted to this topic are about the item Estimated Rows
I have two calls to the GENERATE_SERIES TVF in this code:
SELECT TOP 10 gs.value FROM GENERATE_SERIES(1, 10) AS gs ORDER BY NEWID () OPTION (RECOMPILE); go DECLARE @a int = 10; SELECT TOP (@a) gs.value FROM GENERATE_SERIES(1, @a) AS gs ORDER BY NEWID () OPTION (RECOMPILE);In the actual query plans, what is the estimated number of rows for each batch? See possible answers