# ColumnTooltipItem
<a name="API_ColumnTooltipItem"></a>

The tooltip item for the columns that are not part of a field well.

## Contents
<a name="API_ColumnTooltipItem_Contents"></a>

**Note**  
In the following list, the required parameters are described first.

 ** Column **   <a name="QS-Type-ColumnTooltipItem-Column"></a>
The target column of the tooltip item.  
Type: [ColumnIdentifier](API_ColumnIdentifier.md) object  
Required: Yes

 ** Aggregation **   <a name="QS-Type-ColumnTooltipItem-Aggregation"></a>
The aggregation function of the column tooltip item.  
Type: [AggregationFunction](API_AggregationFunction.md) object  
Required: No

 ** Label **   <a name="QS-Type-ColumnTooltipItem-Label"></a>
The label of the tooltip item.  
Type: String  
Required: No

 ** TooltipTarget **   <a name="QS-Type-ColumnTooltipItem-TooltipTarget"></a>
Determines the target of the column tooltip item in a combo chart visual.  
Type: String  
Valid Values: `BOTH | BAR | LINE`   
Required: No

 ** Visibility **   <a name="QS-Type-ColumnTooltipItem-Visibility"></a>
The visibility of the tooltip item.  
Type: String  
Valid Values: `HIDDEN | VISIBLE`   
Required: No

## See Also
<a name="API_ColumnTooltipItem_SeeAlso"></a>

For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/quicksight-2018-04-01/ColumnTooltipItem) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/quicksight-2018-04-01/ColumnTooltipItem) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/quicksight-2018-04-01/ColumnTooltipItem)