Scripts

Technical Article

(Dutch) Elfproef in T-SQL UDF

In The Netherlands we use bankaccountnumbers that need to comply to a test call 'elfproef'. This test evaluates the sum of each number multiplied by the position the number appears in the accountnumber. If the modulos of the sum divided by 11 is zero then the accountnumber is valid. The length of a bankaccountnumber in […]

You rated this post out of 5. Change rating

2006-11-20 (first published: )

630 reads

Technical Article

Last_Date_Of_Month

Get the Last date of the month for the given month and year In response to a post By: Anonymous - Posted: 2/16/2004 3:31:12 AM (Stored Procedure).... Thought that there should be a more efficient / functional way of doing this. And here it is. Of course, a function would probably be more efficient, and […]

You rated this post out of 5. Change rating

2006-11-16 (first published: )

132 reads

Technical Article

Merge Wizard

In our environment, we needed to create and drop replication over and over in our test environment and I got realy tired of having to manualy go to each table with an identity column to set its ranges. This sproc will create or drop the publications and/or subscriptions for all or some of the objects […]

(1)

You rated this post out of 5. Change rating

2006-11-15 (first published: )

770 reads

Technical Article

Data Driven Subscriptions in SQL RS Standard

As many of you know, data driven subscriptions is not a feature available with SQL 2000 RS Standard Edition. However, you can accomplish this using the supplied stored procedure. It may not be as pretty as the version in SQL Enterprise, but this one gets the job done, and it is very ……useful!I have not […]

(1)

You rated this post out of 5. Change rating

2006-11-13 (first published: )

632 reads

Blogs

Part 3 of 3: Tuning DiskANN — R, Alpha, L, Beam Width, Recall and Latency

By

In Part 1, we saw how ‘Vamana’ represents vectors as nodes, connects them with...

Automated SQL Server Benchmarking with HammerDB and Docker: A Complete Testing Framework

By

I’m excited to announce the release of a new open-source project that fully automates...

T-SQL Snapshot Backups on Availability Group Secondary Replicas

By

One of my favourite features of SQL Server 2022 was the T-SQL Snapshot Backups....

Read the latest Blogs

Forums

ORDER BY alias

By aniap

Comments posted to this topic are about the item ORDER BY alias

Optional Parameter Plan Optimization in SQL Server 2025: Fixing the Kitchen-Sink Search Procedure

By vgupta

Comments posted to this topic are about the item Optional Parameter Plan Optimization in...

AI Experience Gap that we keep talking about

By Pat Wright

Comments posted to this topic are about the item AI Experience Gap that we...

Visit the forum

Question of the Day

ORDER BY alias

There is a table tmp_tab:

CREATE TABLE tmp_tab (
id int,
val int
);
INSERT INTO tmp_tab VALUES
(1, 1),
(2, NULL),
(3, 3),
(4, 4),
(5, 5);
You want to order the rows ids by the following expression:
    ISNULL(val, id) + 1
Which of the following queries produces the expected ordering and why? (Select all correct)

See possible answers