Articles

Technical Article

The Power of Generate_series

SQL 2022 introduced the function generate_series which permits us to solve problems for which we previously had to use a table of numbers (also known as a "tally table"). generate_series is a great addition, because when using a table of numbers there was always a risk that you could run out of numbers. Or some joker could have deleted rows from the table. All these worries are gone with generate_series.

You rated this post out of 5. Change rating

2025-03-05

SQLServerCentral Article

Determining Whether Home Addresses Fall Within a Tornado Polygon Using Spatial Functions

Geographic information systems (GIS) play a critical role in emergency response planning and risk assessment. One of the key challenges in this field is determining whether a specific location falls within an area of interest. This capability is especially valuable for property and casualty (P&C) insurers, who need to assess their insured property exposure when severe weather events such as tornadoes occur.

(2)

You rated this post out of 5. Change rating

2025-03-04 (first published: )

2,691 reads

Technical Article

Improve Query Performance when SQL Server Ignores Nonclustered Index

Do you wonder why SQL Server ignores an index? Do you think about how you can deal with this problem? When you include too many columns in a query you decrease index selectivity. So, if you write a query like “Select * From …” the chance of choosing your nonclustered index will decrease.

You rated this post out of 5. Change rating

2025-03-03

Technical Article

Upgrade and Migrate SSIS Catalog and SSISDB to a New Server

There will come as time when you need to upgrade the host operating system and SQL Server to a newer version. If you are using SQL Server Integration Services (SSIS), one of the things you may need to do is to move the SSIS catalog (SSISDB database) to the new server. We will cover the steps in this tutorial to migrate the SSISDB from one server to another.

You rated this post out of 5. Change rating

2025-02-21

Blogs

A New Word: on tenderhooks

By

on tenderhooks – adj. feeling the primal satisfaction of being needed by someone, which...

Ramblings about data communities and your contributions, no excuses

By

I have been active in the data community throughout my career. I have met...

SQL Server Journey till 2025 (brief)

By

Quick Summary for Microsoft SQL Server till 2025, I am fortunate to be part...

Read the latest Blogs

Forums

how do i map the "current" object entry in for each to one variable

By stan

hi, in an ssis  for each loop over an object variable called MyListVariable, i...

Simulating Mercury’s Orbital Motion Using Pure T-SQL (NASA 2025 Dataset)

By NKTgLaw

SQL Server is typically viewed as a transactional or analytical database engine. However, it...

Azure SQL Database | CREATE EVENT SESSION [Blocking_Capture] ON DATABASE

By DanielP

Hello, Is there a way in Azure SQL Database to change the 'Blocking Process...

Visit the forum

Question of the Day

String Similarity I

On SQL Server 2025, when I run this, what is returned?

SELECT EDIT_DISTANCE_SIMILARITY('SQL Server', 'MySQL')

See possible answers