Details and Limitations of Blobs, Tables, and Queues of Windows Azure

Blobs

Block Id - 64 Bytes Per Block	PutBlob - 64 MB Total
Blob MetaData - 8 KB Per Blob	PutBlock / PutBlockList - 50 GB Each
Blocks - 4 MB Each

Container Name:

Valid DNS Name	All Lowercase
3 to 63 Characters	Starts With Letter or Number
Letters, Numbers, and Dash (-)
Every Dash (-) Must Be Immediately Preceded and Followed by a Letter or Number

Blob Name:

• 1,024 Characters Max
• Any combination of characters, but reserved URL characters must be properly escaped
• Specify a delimiter within a blob name to create a virtual hierarchy though blob storage is flat and not a hierarchical 

Tables

    Table Name:

Only Alphanumeric Characters	Case-Insensitive
3 to 63 Characters	May Not Begin With a Numeric Character
Up to 255 Entity Properties (including PartitionKey, RowKey, and Timestamp)
1 MB Max for Combined Size of All Data in an Entity's Properties

Property Name:

Case-Sensitive	255 Characters Max
Only Alphanumeric Characters	Must Begin With a Letter

Queues

• Messages - 8 KB Max
• Messages pushed to end of queue and popped from front of queue (FIFO)
• Unlimited number of messages

Queue Name:

Valid DNS name	All Lowercase
3 to 63 Characters	Start With a Letter or Number
Letters, Numbers, and Dash (-)	First and Last Letters Must be Alphanumeric
Dash (-) character may not be the first or last letter

Windows Azure One of the request inputs is out of range

Exception :
  Microsoft.WindowsAzure.StorageClient.StorageClientException was unhandled
  Message=One of the request inputs is out of range.
  Source=Microsoft.WindowsAzure.StorageClient

  InnerException: System.Net.WebException
       Message=The remote server returned an error: (400) Bad Request.
       Source=System
       StackTrace:
            at System.Net.HttpWebRequest.EndGetResponse(IAsyncResult asyncResult)
            at Microsoft.WindowsAzure.StorageClient.EventHelper.ProcessWebResponse(WebRequest req,  IAsyncResult asyncResult, EventHandler`1 handler, Object sender)

Solution :
All container and queue names should not contain capital letters

for Windows Azure Details and Limitataions Click on below link

http://challadotnetfaq.blogspot.com/2011/12/details-and-limitations-of-blobs-tables.html