![]() ![]() If a message with a particular MessageDeduplicationId is sent successfully, any messages sent with the same MessageDeduplicationId are accepted successfully but aren’t delivered during the 5-minute deduplication interval. The token used for deduplication of sent messages. This parameter applies only to FIFO (first-in-first-out) queues. Name, type, value and the message body must not be empty or null. For string data types, the Value attribute has the same restrictions on the content as the message body. The user-specified message system attribute value. ![]() The size of a message system attribute doesn’t count towards the total size of a message. Its type must be String and its value must be a correctly formatted X-Ray trace header string. Each message system attribute consists of a Name, Type, and Value.Ĭurrently, the only supported message system attribute is AWSTraceHeader. For more information, see Amazon SQS Message Attributes in the Amazon SQS Developer Guide. For the Number data type, you must use StringValue. Reserved for future use.Īmazon SQS supports the following logical data types: String, Number, and Binary. For a list of code values, see ASCII Printable Characters.īinary type attributes can store any binary data, such as compressed data, encrypted data, or images. Strings are Unicode with UTF-8 binary encoding. All parts of the message attribute, including Name, Type, and Value, are part of the message size restriction (256 KiB or 262,144 bytes). The user-specified message attribute value. For more information, see Amazon SQS message attributes in the Amazon SQS Developer Guide. You can set this parameter only on a queue level.Įach message attribute consists of a Name, Type, and Value. When both are provided the queue url is used and the queue name is ignored.When you set FifoQueue, you can’t set DelaySeconds per message.
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