Articles

SQLServerCentral Article

The Paradox of NOLOCK: How Dirty Reads Can Sometimes Be Cleaner

Every SQL Server developer has heard it: "Don't use NOLOCK in production!" But this common rule isn't as simple as it seems. Sometimes, what seems like a bad practice can actually be the right choice. Let's explain what NOLOCK really does in simple terms. When you use NOLOCK, you're telling SQL Server "just show me […]

(9)

You rated this post out of 5. Change rating

2024-12-09

5,026 reads

External Article

Data Control Language (aka Security)

Like ancient Gaul, SQL is divided into three sub- languages. The DDL (Data Declaration Language) declares the data. This is where we find the data types, constraints, references and other structures that have to do with how the data stored . The DML (Data Manipulation Language) uses those declarations to change their contents or to invoke them. It does not change structures and schema objects.

2024-12-04

Blogs

Learn Better: Pause to Review More

By

If you want to learn better, pause more in your learning to intentionally review.

Azure SQL Managed Instance Next-Gen: Bring on the IOPS

By

If you’ve used Azure SQL Managed Instance General Purpose, you know the drill: to...

SQL, MDX, DAX – the languages of data

By

Ramblings of a retired data architect Let me start by saying that I have...

Read the latest Blogs

Forums

Two foreign keys to the same table. Can't cascade deletes.

By FunkyDexter

Not sure if this is really a relational theory question but it seems about...

Connecting Power BI to SSAS and effective user not working

By Paul Hernández

Hi everyone, Below is a consolidated summary of what we validated Architecture & data...

High Availability setup - has anyone seen this method?

By Paul Lancaster

Hi all, I recently moved to a new employer who have their HA setup...

Visit the forum

Question of the Day

Encoding URLs

I have this data in a SQL Server 2025 table:

CREATE TABLE Response
( ResponseID INT NOT NULL CONSTRAINT ResponsePK PRIMARY KEY
, ResponseVal VARBINARY(5000)
)
GO
If I want to get a value from this table that I can add to a URL in a browser, which of these code items produces a result I can use?

See possible answers