# SequenceNumberRange
<a name="API_SequenceNumberRange"></a>

The range of possible sequence numbers for the shard.

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

 ** StartingSequenceNumber **   <a name="Streams-Type-SequenceNumberRange-StartingSequenceNumber"></a>
The starting sequence number for the range.  
Type: String  
Pattern: `0|([1-9]\d{0,128})`   
Required: Yes

 ** EndingSequenceNumber **   <a name="Streams-Type-SequenceNumberRange-EndingSequenceNumber"></a>
The ending sequence number for the range. Shards that are in the OPEN state have an ending sequence number of `null`.  
Type: String  
Pattern: `0|([1-9]\d{0,128})`   
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\$1\$1](https://docs.aws.amazon.com/goto/SdkForCpp/kinesis-2013-12-02/SequenceNumberRange) 
+  [AWS SDK for Java V2](https://docs.aws.amazon.com/goto/SdkForJavaV2/kinesis-2013-12-02/SequenceNumberRange) 
+  [AWS SDK for Ruby V3](https://docs.aws.amazon.com/goto/SdkForRubyV3/kinesis-2013-12-02/SequenceNumberRange)