The model explorer provides a convenient tree view of all the semantic model objects in the Data pane. The semantic model is all the metadata about your data, and it impacts how your data shows in reports and DAX queries. Model explorer shows all the semantic model items at-a-glance. Find items fast with the search. Focus on what you want to do by expanding and collapsing different item sections. Know how many of each item you have with counts on each section. * **Semantic model**: Clicking on the top semantic model node shows a properties pane with semantic model settings such as discourage implicit measures. * **Calculation groups**: Full authoring capability for calculation groups and calculation items. Including the only way to view and edit the calculation items.* **Cultures**: Visibility only into the cultures of this semantic model.* **Measures**: Visibility and authoring capabilities of all the measures in this semantic model, even when they are residing in different tables and folders.* **Perspectives**: Visibility only into the perspectives of this semantic model.* **Relationships**: Visibility and authoring capabilities for relationships. Including creating a new relationship with the properties pane.* **Roles**: Visibility and authoring of row-level security in this semantic model.* **Tables**: All the tables with sub-sections for columns, measures, hierarchies, and partitions.