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Blogs from Wise Owl on Selecting data in SQL
Showing blogs 1-8 (out of 8)
You can now use AT TIME ZONE to access different time zones in SQL
Posted by Andy Brown on 25 November 2019
If you're working with different time zones, the AT TIME ZONE keywords introduced in SQL Server 2016 will make your life much easier - this blog explains how they work.
A new acronym for the order of SQL keywords
Posted by Andy Brown on 29 March 2019
Someone has finally won our competition to think of a better acronym for the order of keywords in SQL, we're pleased to announce.
A short blog listing many ways to create aliases for columns in SQL
Posted by Andy Brown on 01 February 2016
It's not often that this owl learns new things about SQL when giving a course, but when I do, I like to share my new knowledge! This blog shows a new way to create aliases for columns in SQL.
Using ORDER BY to Sort in SQL Server Queries
Posted by Andrew Gould on 23 July 2012
If your SQL queries return lots of records you'll probably want to sort the results in some kind of order. This blog teaches you how to use the ORDER BY clause to do exactly that!
Posted by Andrew Gould on 23 July 2012
This blog teaches the absolute basics of writing queries in Microsoft SQL Server Management Studio. You'll learn how to use the SELECT and FROM keywords to create simple queries showing all of the records from a single table.
Posted by David Wakefield on 02 July 2012
Dynamic SQL should only be used as a last resort. This article gives you a tip for avoiding the use of dynamic SQL in WHERE clauses
Posted by Andrew Gould on 13 February 2012
This article provides a comprehensive tutorial in Microsoft SQL Server, taking you from the basics of writing SELECT statements all the way through to creating complex stored procedures.
Using SQL UNION queries to populate the first Item in a list type control
Posted by David Wakefield on 31 May 2011
Adding a first or default item to a list control which gets its data from a table can be tricky. This blog gives an elegant solution using UNION queries, which works equally well for ASP.NET dropdown controls, Windows Forms dropdowns or Access combo boxes.