You can select marks in the view to inspect your data. When you select a mark or a subset of marks in the view, you can see information about the marks in the tooltip that appears. You can also quickly filter the marks you select from the view, as well as view their underlying data. For more information, see Tooltips.
Click an individual mark to select it. After you select a mark, hold down the Ctrl key (Command key on Mac) to add more marks to a selection.
To select multiple marks using the default selection tool, click and drag across the view. In most views, the Rectangular selection tool is the default tool.
You can also use the Radial, Rectangular, and Lasso tools on the view toolbar to select multiple marks. For more information about the view toolbar, see View Toolbar.
Note: In Tableau Server and Tableau Online, the View Toolbar is only available for maps.
Radial selection tool
The Radial tool selects marks within a circular area. To use the Radial tool, hover over the arrow on the view toolbar, click the Radial tool button , and then click and drag across the view.
You can also measure distance in a map view with the Radial tool. For more information, see Measure Distances Between Data Points and Locations in a Map.
Rectangular selection tool
The Rectangular tool selects marks within a rectangular shape. To use the Rectangular tool, hover over the arrow on the view toolbar, click the Rectangular tool button , and then click and drag across the view.
Note: The Rectangular tool is the default tool in most views, and may not appear in the view toolbar. In this case, you can drag across the view to use the rectangular tool.
Lasso selection tool
With the Lasso tool, you can select multiple marks by drawing a freehand shape around them. This tool is useful when you want to include only certain marks, and exclude others around them.
To use the Lasso tool, hover over the arrow on the view toolbar, click the Lasso tool button , and then draw a freehand shape around the marks you want to select.