Tutorials

Previous versions' tutorials (obsolete)

This section contains the tutorials that we written for older versions of EasyQuery and most probably are obsolete now.

How to add a column with the same attribute as in newly added condition

A code snippet which demonstrates how to do this task

Adding columns and conditions with code

Example of code for adding columns and conditions

Column class

Represents some column which will be queried.

Column class

Represents some column which will be queried.

How to add an extra condition to your query

Two possible ways of resolving this task

Condition class

Represents one condition in the query.

How to limit columns from duplication

How to limit columns from duplication in MVC project, so when you add a column that is already used in a report it won’t be added again.

Lookup fields and columns

How to deal with lookup fields in EasyQuery

Condition class

Represents one condition in the query.

Condition.LinkType enum

Represents type of linking of conditions in group

Condition class

Represents one condition in the query.

TableLink.Condition class

Represents linking condition

Hide some entities and/or attributes

Here we explain how to implement different ways to limit the quantity of entities and attributes shown in Data Model

Navigate through query conditions

A code snippet which demonstrates how to run through all conditions in your query

Using parameters in query conditions

This article explains how to work with parameterized conditions.

Add a new aggregate function

EasyQuery allows to add new aggregate functions for user's need. Here is detailed manual of how to do it with code example.

Create virtual (calculated) attribute in you model

Virtual attributes: what are they for and how to add one

Dynamically populate lists by information from other conditions — WebForms

A code snippet which demonstrates how to execute this task