a .net data provider is a collection of objects used to communicate between a data source and a data set in other words a data provider is used to communicate with a data source i e database execute commands against the data source and then retrieve results from the data source
By default, the work item file attachment size limit is 2,048 kilobytes (2 MB). For information on how to change the attachment size limit, see How to: Set the Maximum Attachment Size for Work Items. Consider the implications carefully before changing the default attachment size limit. Changing the attachment limit value will alter the attachment size limit for all Team Foundation Server users.
Extending the limits. Free Sign Up. Attachment limits that don't get in the way. Email has become one of the primary ways that we send information in file form, but many email service providers have an e-mail attachment limit that stipulates the maximum size of the files you can include in an email.