When you add data to a Tablix, in many cases you will add groupings to create a different view on the data. When you add a group it is better to give it a proper name, so you know why it is there. You can create multiple and different types of groups in a Tablix and, in this section I will explain what a group is and the difference between parent-child and adjacent groups.
Groups can be created manually, but sometimes they are created automatically, for example when you use the wizard in report builder or when you drop a field on the grouping pane. Groups are also structured in hierarchies. The hierarchies are defined by the relationships and can be horizontal or vertical. When you create groups, the rows that they contain become dynamic.
In a Tablix, there are also static rows. Static rows don't belong to a group. Static rows are used to display totals or labels. They will only display once. A dynamic row is a part of a group, and is usually rendered...