A matrix report looks like a grid that contains a row of labels, a column of labels, and information in a grid format related to both the row and column labels. These reports are sometimes referred to as “crosstab” reports.
What is the difference between a joined report and matrix report?
Matrix will group by both rows and columns. Joined combines multiple Reports together, as long as they have a common object.
What is a tabular report Salesforce?
Tabular reports are the simplest and fastest way to look at your data. they consist simply of an ordered set of fields in columns, with each matching record listed in a row. While easy to set up, they can’t be used to create groups of data and there are limits to how you can use them in dashboards.