SQLServerCentral Editorial

The Top 5 Technologists

There's a common party question about which 5 people would you invite to a dinner party? Often this is amended to include living or dead people, and it's often interesting to hear people tell you who they'd invite and why. Since most of the people reading this work in technology in some way, I was […]

External Article

PostgreSQL Basics: Roles and Privileges

Information security, whether in databases, applications, or larger IT systems, is based on the principles of Authentication and Authorization, often referred to as AuthN and AuthZ respectively. Likewise, PostgreSQL security involves creating roles that allow access to server resources (AuthN) and then granting privileges to database objects appropriately (AuthZ). Understanding how each of these components work together is essential to effectively manage security in a PostgreSQL cluster.

External Article

Undoing Actions on Groups of Database Tables

During development, you'll occasionally need an undo script that drops a group of tables, or you might need to truncate a group of tables and then insert fresh data in order to run some tests. Unless you perform the required actions in the correct dependency order, you'll be tripped up by foreign key constraint violations. This article provides a SQL function that returns the list of tables in the correct dependency order.

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Vectors in SQL Server 2025

By Daniel Calbimonte

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Odd Sequences

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Odd Sequences

Everything is the right question away

By Steve Jones - SSC Editor

Comments posted to this topic are about the item Everything is the right question...

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Question of the Day

Odd Sequences

What values are returned from this code?

CREATE SEQUENCE NumericSequence
    AS NUMERIC(5,1)
    START WITH 1.0
    INCREMENT BY 0.1;
GO
SELECT NEXT VALUE FOR NumericSequence
GO
SELECT NEXT VALUE FOR NumericSequence
GO

See possible answers