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Amazon Simple Queue Service
API Reference (API Version 2012-11-05)

Message

An Amazon SQS message.

Contents

Attribute
Attribute.N.Name (key)
Attribute.N.Value (value)

SenderId, SentTimestamp, ApproximateReceiveCount, and/or ApproximateFirstReceiveTimestamp. SentTimestamp and ApproximateFirstReceiveTimestamp are each returned as an integer representing the epoch time in milliseconds.

Type: String to string map

Valid Keys: SenderId | SentTimestamp | ApproximateReceiveCount | ApproximateFirstReceiveTimestamp | SequenceNumber | MessageDeduplicationId | MessageGroupId

Required: No

Body

The message's contents (not URL-encoded).

Type: String

Required: No

MD5OfBody

An MD5 digest of the non-URL-encoded message body string.

Type: String

Required: No

MD5OfMessageAttributes

An MD5 digest of the non-URL-encoded message attribute string. You can use this attribute to verify that Amazon SQS received the message correctly. Amazon SQS URL-decodes the message before creating the MD5 digest. For information about MD5, see RFC1321.

Type: String

Required: No

MessageAttribute
MessageAttribute.N.Name (key)
MessageAttribute.N.Value (value)

Each message attribute consists of a Name, Type, and Value. For more information, see Message Attribute Items and Validation in the Amazon Simple Queue Service Developer Guide.

Type: String to MessageAttributeValue object map

Required: No

MessageId

A unique identifier for the message. A MessageIdis considered unique across all AWS accounts for an extended period of time.

Type: String

Required: No

ReceiptHandle

An identifier associated with the act of receiving the message. A new receipt handle is returned every time you receive a message. When deleting a message, you provide the last received receipt handle to delete the message.

Type: String

Required: No

See Also

For more information about using this API in one of the language-specific AWS SDKs, see the following:

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