Goce Smilevski


SQLServerCentral Article

An Efficient Set-based Solution for Islands and Gaps

After reading a recent article on identifying islands and gaps in sequential numbers, one of our readers was inspired to develop a more efficient solution for fragmented data. New Author Goce Smilevski brings us his solution and supporting data to show how this can be done better.

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2021-04-16 (first published: )

11,326 reads

Technical Article

Generating sequential numbers - the fast way

It is often necessary to generate a table with sequential numbers, up to a specified upper limit N. For small N, a simple INSERT in a WHILE loop will do. But, for large N, that solution becomes too slow. This script presents a different approach. It generates sequential numbers from the binary representation of N, […]

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2004-12-30 (first published: )

630 reads

Technical Article

Optimized prime number generator

This a modification to the script given by Preethi.It generates prime numbers to the upper bound you specify.Modifications are using following facts from algebra:1. All prime numbers greater than 3 can be written in the form 6 * X +/- 1.2. Instead of checking the module for ALL numbers

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2003-09-25

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Question of the Day

What is the PRODUCT

In SQL Server 2025, what does this return?

CREATE TABLE Numbers
( n INT)
GO
INSERT dbo.Numbers
(
n
)
VALUES
(1), (2), (3)
GO
SELECT PRODUCT(n)
FROM dbo.Numbers

See possible answers