# SchemaColumn
<a name="API_SchemaColumn"></a>

A key-value pair representing a column and data type that this transform can run against. The `Schema` parameter of the `MLTransform` may contain up to 100 of these structures.

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

 ** DataType **   <a name="Glue-Type-SchemaColumn-DataType"></a>
The type of data in the column.  
Type: String  
Length Constraints: Minimum length of 0. Maximum length of 131072.  
Pattern: `[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\t]*`   
Required: No

 ** Name **   <a name="Glue-Type-SchemaColumn-Name"></a>
The name of the column.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 1024.  
Pattern: `[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\t]*`   
Required: No

## See Also
<a name="API_SchemaColumn_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/glue-2017-03-31/SchemaColumn) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/glue-2017-03-31/SchemaColumn) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/glue-2017-03-31/SchemaColumn)