# PartitionIndexDescriptor
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A descriptor for a partition index in a table.

## Contents
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 ** IndexName **   <a name="Glue-Type-PartitionIndexDescriptor-IndexName"></a>
The name of the partition index.  
Type: String  
Length Constraints: Minimum length of 1. Maximum length of 255.  
Pattern: `[\u0020-\uD7FF\uE000-\uFFFD\uD800\uDC00-\uDBFF\uDFFF\t]*`   
Required: Yes

 ** IndexStatus **   <a name="Glue-Type-PartitionIndexDescriptor-IndexStatus"></a>
The status of the partition index.   
The possible statuses are:  
+ CREATING: The index is being created. When an index is in a CREATING state, the index or its table cannot be deleted.
+ ACTIVE: The index creation succeeds.
+ FAILED: The index creation fails. 
+ DELETING: The index is deleted from the list of indexes.
Type: String  
Valid Values: `CREATING | ACTIVE | DELETING | FAILED`   
Required: Yes

 ** Keys **   <a name="Glue-Type-PartitionIndexDescriptor-Keys"></a>
A list of one or more keys, as `KeySchemaElement` structures, for the partition index.  
Type: Array of [KeySchemaElement](API_KeySchemaElement.md) objects  
Array Members: Minimum number of 1 item.  
Required: Yes

 ** BackfillErrors **   <a name="Glue-Type-PartitionIndexDescriptor-BackfillErrors"></a>
A list of errors that can occur when registering partition indexes for an existing table.  
Type: Array of [BackfillError](API_BackfillError.md) objects  
Required: No

## See Also
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For more information about using this API in one of the language-specific AWS SDKs, see the following:
+  [AWS SDK for C\+\+](https://docs.aws.amazon.com/goto/SdkForCpp/glue-2017-03-31/PartitionIndexDescriptor) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/glue-2017-03-31/PartitionIndexDescriptor) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/glue-2017-03-31/PartitionIndexDescriptor)