Unlock the power of SQL's NTILE function with our latest deep-dive article. Learn to segment your data effectively into quantiles for more nuanced analysis, discover common pitfalls and their solutions, and optimize your queries for peak performance.
2024-02-03 (first published: 2024-01-03)
4,590 reads
Welcome to the fascinating world of SQL window functions! Today, we'll explore in detail: RANK() and DENSE_RANK().
2023-11-20 (first published: 2023-11-15)
10,185 reads
In this article of the series, Pamela Mooney explains the architecture of SQL Server under the hood, including some query anti-patterns to avoid.
2021-02-23
Oracle archived redo size may be smaller than that of online redo log files. In this article, Jonathan Lewis takes a deeper look.
2021-02-04
Database administrators can never stop thinking about security. In this article, Fabiano Amorim shows how data can be revealed through error messages when views are used to secure rows.
2020-11-25
Learn a bit about concurrency problems in SQL Server, the issues they create, and the different isolation levels that help you solve them.
2020-05-12
40,119 reads
Why has Microsoft added new capabilities in SQL Server to connect to other types of data sources? Read on to learn more.
2021-05-14 (first published: 2019-09-09)
10,531 reads
In this tip we will talk about the features and main differences between SQL and NoSQL databases.
2019-04-10
This article by Adam Aspin reviews the Azure Cosmos DB SQL API from the perspective of the relational database developer. More specifically it will show you how to leverage your Structured Query Language skills to exploit the core possibilities of Cosmos DB as a NoSQL document database.
2019-03-25
219 reads
Index maintenance can be a real headache for database administrators as tables grow larger and maintenance windows shrink. In this article, Greg Larsen demonstrates resumable index operations available with SQL Server 2017 and 2019. This feature helps DBAs work around those small maintenance windows by allowing certain index operations to be paused and restarted again later.
2019-03-21
1,738 reads
Low-code solutions often accelerate development and make tasks accessible to people who can’t or...
By Steve Jones
Often we find out about a problem reported by a customer after the incident...
Let’s face it, most of the time, you probably don’t want your SQL Server...
Everyone seems to be a Newbie with zero points today! Browser = Chrome
We've got upwards of 40 SSIS solutions all stored in one GIT repository in...
Comments posted to this topic are about the item Improving the Performance of UPDATE...
What is returned from this code in SQL Server 2022?
DECLARE @value INT = NULL; SELECT ISNULL(@value, 100.5) AS Result;See possible answers