The CHECK() Constraint
One of the many ways a relational table differs from the file structures used by pre-relational storage systems is that the tables, rows and columns can have constraints on them. This allows you to reduce the types of bad data that can be loaded into your tables.
Baseball Everywhere
Last week was supposed to be my turn to curate Database Weekly and write an editorial to go along with it. Graciously, Mr. Louis Davidson (@drsql) offered to switch weeks while I was in Cambridge, England with most of the Redgate Marketing team for our yearly global gathering at HQ. As a remote worker on […]
Fine-grained Access Control for Stored Procedures
Fine-grained access control for stored procedures using a programmable database proxy
NOSQL and RDBMSs
NOSQL and RDBMS are evolving and absorbing ideas from each other. Is this necessarily a good thing? Perhaps we should think again
Power BI Treemap Chart Step-by-Step Tutorial
Microsoft Power BI Desktop provides a wide variety of visuals to its users. Sometimes, one wants to conduct a comparative analysis, a simple way to explore the relationship between the data categories within a set hierarchy. Hence, when a decision revolves around understanding the relationship of each element, this visual can provide an insightful analysis. This article will highlight all the steps to create a treemap chart in Power BI Desktop.
Memory Grant Feedback Persistence in SQL Server 2022
By using input from real memory consumption during query execution, Memory Grant input Persistence in SQL Server 2022 is a potent feature that helps optimize query performance. In order to improve the accuracy of memory grant calculations for subsequent executions of the same or comparable queries, SQL Server gathers and stores this information.
PostgreSQL is Now Faster than Pinecone, 75% Cheaper, with New Open Source Extensions
Two new open-source extensions from Timescale make PostgreSQL even better for AI applications, unlocking large-scale, high-performance AI use cases previously only achievable with specialized vector databases like Pinecone.
What Write Ahead Logging Is and Why It Matters
Kendra Little talks about write ahead logging in SQL Server, one of the basic concepts that developers and DBAs should understand.
Blogs
Why your data still can’t answer a simple question
Every organization I talk to has the same problem dressed up in different clothes....
T-SQL Tuesday #197 Invitation – An impactful session or two from a conference
By DataOnWheels
I am delighted to host this month’s T-SQL Tuesday invitation. If you are new...
Did You Really Name That Default?
By alevyinroc
Ten years (and a couple jobs) ago, I wrote about naming default constraints to...
Forums
The day-to-day pressures of a DBA team, and how we can work smarter with automation and AI
Comments posted to this topic are about the item The day-to-day pressures of a...
The Problem Isn't Always Your Query or Schema... Sometimes It's Hidden Assumptions
Comments posted to this topic are about the item The Problem Isn't Always Your...
Identity Defaults
Comments posted to this topic are about the item Identity Defaults
Question of the Day
Identity Defaults
What happens when I run this code?
CREATE TABLE dbo.IdentityTest
(
id int IDENTITY(10) PRIMARY KEY,
somevalue VARCHAR(20)
)
GO
See possible answers