# Field
<a name="API_Field"></a>

A data value in a column. 

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

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

**Important**  
This data type is a UNION, so only one of the following members can be specified when used or returned.

 ** blobValue **   <a name="redshiftdata-Type-Field-blobValue"></a>
A value of the BLOB data type.   
Type: Base64-encoded binary data object  
Required: No

 ** booleanValue **   <a name="redshiftdata-Type-Field-booleanValue"></a>
A value of the Boolean data type.   
Type: Boolean  
Required: No

 ** doubleValue **   <a name="redshiftdata-Type-Field-doubleValue"></a>
A value of the double data type.   
Type: Double  
Required: No

 ** isNull **   <a name="redshiftdata-Type-Field-isNull"></a>
A value that indicates whether the data is NULL.   
Type: Boolean  
Required: No

 ** longValue **   <a name="redshiftdata-Type-Field-longValue"></a>
A value of the long data type.   
Type: Long  
Required: No

 ** stringValue **   <a name="redshiftdata-Type-Field-stringValue"></a>
A value of the string data type.   
Type: String  
Required: No

## See Also
<a name="API_Field_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/redshift-data-2019-12-20/Field) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/redshift-data-2019-12-20/Field) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/redshift-data-2019-12-20/Field)