# Repeat By

With Repeat By, you can show multiple charts by groups at a time on the same chart area. It is useful to capture/compare the trends and characteristics of groups at a glance.

![](/files/-M4oNBUyDWbF5TtE7kuF)

The Repeat By feature is available for following chart types.

* Bar
* Line
* Area
* Histogram
* Scatter (No Aggregation)
* Scatter (With Aggregation)
* Error Bar

## Using Repeat By

You can assign a column you want to group by and repeat at the Repeat By control. Values in the assigned column are treated as discrete values (as text).

![](/files/-M4oNBV-dVIH707UoPFC)

## Repeat By Y-Axis Columns

If you assign multiple columns to Y-Axis, you can treat those columns as groups and repeat the chart by those columns.

![](/files/-MNjDfZS--t3jjiD4JnX)

You can choose "(Each Y Axis)" option shows up in the Repeat By dropdown. This option shows up when you have assign multiple columns to Y-Axis.

![](/files/-MNjDfZcwG9Ch377O7KH)

## Sort Order

The sorting order of the charts is ascending. If you assign a factor column to the Repeat By, it respects the order of factor levels.

## Options

You can open the Repeat By property dialog by clicking the gear icon at the Repeat By control.

![](/files/-M4oNBV1OBc55esrRhYX)

Following options are available on the Repeat By property dialog.

* Number of Columns
  * Auto
  * Static (1 - 15)
* Fill All Charts in Viz Area
* Sync Scales Among Charts

![](/files/-M4oNBV3ED1bgrivKz8u)

## Links

Take a look at following articles for more details about the Repeat By.

* [Quick Introduction to Small Multiple Charts in Exploratory](https://blog.exploratory.io/quick-introduction-to-small-multiple-chart-6386745034bc)


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