This article discusses different ways to query multiple databases and shows a simple, web-based tool I've created and routinely use for those SaaS-style web applications I work on that use separate databases to store different customer data. Read on to learn more!
SQL WHERE clause optimization is important to get maximum performance from a query. If an index exists on a column you obviously want the query to use it...
In this article, we'll see how you can use the Foreach loop and the Expression Language to create multiple, dynamic outputs through object reuse.
There are a number of SQL Saturday events around the country in October: Redmond, Gainesville, Orlando, Louisville, and Cedar Rapids. Read more about these events.
Today we have a guest editorial from Tim Mitchell that looks at the stereotypical geek. Have you worked with one? Is it harder to manage technical people? Or is it the job? Read Tim's thoughts and let us know if you agree.
In the next week or so I’ll be upgrading the SQL 2005 server that has the SQLSaturday database and I’m...
The second article in our series about designing multi-tenant applications identifies three distinct approaches for creating data architectures.
I'm going to try to lay out some general guidelines for performance improvement through improving understanding about what performance is, how to measure it, and finally solutions to common problems. This article will cover the core understanding of the performance conversation.
JSON is Javascript Object Notation and it's a format for exchanging data. New author Ric Vander Ark brings us an article that shows how to implement a function to split out the data into a table format and gives a number of examples for different data.
When things aren't done well or set up properly in your systems, is it a mistake or a failure? Steve Jones talks about the need for those working with technology to be sure that they are taking responsibility for being educated about how to do things.
By Zikato
A cryptic message, a book cipher hidden in art provenance records, and a trail...
By Steve Jones
A customer was trying to compare two tables and capture a state as a...
By Zikato
When I'm looking at a query, I bet it's bad if I see... a...
Comments posted to this topic are about the item Why Your SQL Permissions Disappeared
Tlp/Wa_Cs:0821-8154-398 Jl. Daan Mogot No.95, RT.5/RW.3, Wijaya Kusuma, Kec. Grogol petamburan, Kota Jakarta Barat,...
Comments posted to this topic are about the item A Quick Second Opinion
In SQL Server 2025, I have a table (dbo.UserPermission) that contains this data:
UserID UserPermissions 15 23 37 4 NULLWhat is returned when I run this code:
select bit_count(UserPermissions) as PermissionCount from dbo.UserPermission where UserID = 4;See possible answers