Prologue:In my previous LightSwitch article we have discussed how to create and use the Summary Property in LightSwitch. Today we will see how to create a Query for Screens and Tables.What is a Query in LightSwitch?A query is something that returns data based on some criteria or filter. In LightSwitch, queries can be created and then used for screens or even in code. I want to use queries as a better way of getting only the data I need to immediately see. Types of Query based on Usage:There are two types of queries based on where we are using them.