Simon Fraser University

query-expression

A query-expression is one or more table-expressions. Multiple table expressions are linked by set operators. The following figure illustrates the relationship between table-expressions and ...
Visual Studio Magazine

Inside C# 3.0: Extension Methods, Query Expressions, and Expression Trees

LINQ, DLinq, and XLinq—what the heck? The last thing you're looking for is more three-letter acronyms (TLAs) and fancy, four-letter acronyms (FFLAs). But once you do bit of plumbing, C# anonymous ...
Ars Technica

Any way to dynamically choose fields in a LINQ query expression?

So I've got this large dataset...call it t_Data, it's pretty easy to cut it up with a where condition in LINQ, but I want to be able to interrogate another dataset....call it q_Category (which ...
TechRepublic

How to convert a birth date to an age without an expression using Microsoft Excel Power Query

In Microsoft Excel, you don’t need an expression to calculate someone’s age – use Power Query to simplify the process. Calculating age requires a bit of specialized knowledge. Any expression you use ...
TechRepublic

Grouping dates in Access by date components

You don’t need a complex set of expressions or even VBA to sort Access date values by specific components, such as month or year. Use DatePart() and sort on its results. When grouping date values at ...